Annandale, New Jersey Weather by Month
Located in Hunterdon County, New Jersey, Annandale is a beautiful township known for its scenic beauty, rich history, and close-knit community. Situated in the Raritan Valley region, Annandale is surrounded by rolling hills, lush farmland, and meandering streams, offering residents and visitors alike a tranquil escape from the hustle and bustle of nearby urban centers. With a population of approximately 1,800 residents, Annandale maintains a small-town charm while still providing access to essential amenities and services. The township is conveniently located near major transportation routes, including Interstate 78 and State Route 31, making it easily accessible from neighboring towns and cities. While Annandale itself is primarily residential, nearby attractions such as the Round Valley Reservoir, Clinton Historic District, and Spruce Run Recreation Area provide plenty of opportunities for outdoor recreation and exploration. Whether you’re strolling through its historic streets, admiring its natural beauty, or simply enjoying the sense of community, Annandale welcomes visitors to experience the timeless allure of rural New Jersey.
Climate and Weather Overview
Average Climate Conditions
| Month | Average Temperature (F) | Precipitation (inches) | Sunny Days |
| January | 34 | 3.39 | 14 |
| February | 37 | 2.92 | 14 |
| March | 45 | 4.05 | 15 |
| April | 56 | 4.10 | 16 |
| May | 67 | 4.33 | 17 |
| June | 76 | 4.49 | 18 |
| July | 81 | 4.52 | 20 |
| August | 79 | 4.33 | 20 |
| September | 72 | 4.18 | 18 |
| October | 60 | 3.71 | 16 |
| November | 49 | 3.68 | 15 |
| December | 38 | 3.21 | 14 |
Weather by Month
January
January in Annandale is characterized by cold temperatures and occasional snowfall, with average highs around 34°F. The township experiences the chill of winter, with frosty mornings and icy conditions. Snowfall is common, with an average precipitation of 3.39 inches for the month, often leading to beautiful winter landscapes. Despite the cold weather, sunny days are still prevalent, providing opportunities for outdoor activities such as sledding, snowshoeing, and ice skating.
Natural Disasters
January may experience occasional winter storms or blizzards, which can lead to heavy snowfall and hazardous travel conditions. Residents should exercise caution when driving and be prepared for potential power outages and road closures during severe weather events.
Recommended Activities
January offers a variety of outdoor activities for visitors to enjoy in Annandale, from winter sports to scenic hikes. Visitors can explore nearby parks and nature reserves, such as the Voorhees State Park and Ken Lockwood Gorge Wildlife Management Area, or take a leisurely stroll through the town’s historic district. Indoor activities such as visiting local museums, art galleries, or cozying up by the fireplace offer warmth and relaxation during the winter months.
February
February continues the cold temperatures of winter in Annandale, with average highs around 37°F. While snowfall levels may decrease compared to January, residents can still expect wintry conditions throughout the month. Precipitation remains moderate, with an average of 2.92 inches, and occasional snow showers may occur, adding to the winter ambiance. Despite the cold weather, sunny days are still common, providing opportunities for outdoor recreation and leisure activities.
Natural Disasters
February may experience occasional winter storms or blizzards, similar to January. Residents should remain prepared for hazardous weather conditions and follow any advisories issued by local authorities.
Recommended Activities
February provides opportunities for outdoor winter sports such as skiing, snowboarding, and snow tubing at nearby resorts and recreational areas. Visitors can also explore the town’s scenic trails and parks, or take a scenic drive through the countryside to admire the winter landscapes. Indoor activities such as visiting local art galleries, attending live performances, or enjoying a cozy meal at a nearby restaurant offer warmth and relaxation during the cold winter months.
March
As winter gives way to early spring, March brings milder temperatures and melting snow to Annandale, with average highs around 45°F. The township experiences a transition from winter to spring, with longer days and warmer weather creating ideal conditions for outdoor exploration and recreational pursuits. While precipitation levels increase slightly, with an average of 4.05 inches for the month, sunny days become more prevalent, offering perfect conditions for outdoor activities.
Natural Disasters
March may experience occasional spring thunderstorms or heavy rainfall, which can lead to localized flooding and muddy trails. Residents should stay informed about weather forecasts and heed any advisories issued by local authorities to ensure their safety during severe weather events.
Recommended Activities
March is an ideal month for outdoor activities such as hiking, biking, and picnicking in Annandale’s scenic parks and nature reserves. Visitors can also take advantage of the melting snow to explore nearby trails and enjoy panoramic views of the countryside. Indoor activities such as visiting local museums, attending cultural events, or exploring the town’s historic landmarks provide options for entertainment and relaxation as spring begins to unfold.
April
As spring arrives, April brings warmer temperatures and blooming flora to Annandale, with average highs around 56°F. The township experiences a burst of color as flowers bloom and trees leaf out, creating a vibrant landscape for outdoor activities. While precipitation levels remain moderate, with an average of 4.10 inches for the month, sunny days become more prevalent, providing ample opportunities for outdoor exploration and recreational pursuits.
Natural Disasters
April may experience occasional spring thunderstorms or heavy rainfall, which can lead to localized flooding and muddy trails. Residents should stay informed about weather forecasts and heed any advisories issued by local authorities to ensure their safety during severe weather events.
Recommended Activities
April offers a plethora of outdoor activities for visitors to enjoy in Annandale, from hiking amidst the colorful blooms of spring to fishing in nearby lakes and rivers. Nature enthusiasts can marvel at the beauty of wildflowers carpeting the countryside, while outdoor adventurers can embark on scenic drives or nature walks to soak in the sights and sounds of spring in rural New Jersey. Additionally, cultural events and festivals provide opportunities to immerse oneself in the local community and experience the unique charm of Annandale.
May
In May, Annandale experiences mild temperatures and blooming flora, as spring blossoms in full bloom. Average highs reach around 67°F, creating perfect weather for outdoor exploration and leisure activities. The township’s landscapes are alive with color and fragrance, inviting visitors to explore its scenic parks, nature reserves, and outdoor recreational areas. While precipitation levels increase slightly, with an average of 4.33 inches for the month, sunny days remain abundant, offering ideal conditions for outdoor activities.
Natural Disasters
May may experience occasional spring thunderstorms or heavy rainfall, similar to April, which can lead to localized flooding and muddy trails. Residents should stay informed about weather forecasts and heed any advisories issued by local authorities to ensure their safety during severe weather events.
Recommended Activities
May offers a plethora of outdoor activities for visitors to enjoy in Annandale, from hiking amidst the stunning vistas of nearby parks and nature reserves to camping beneath the starry skies. Nature enthusiasts can marvel at the beauty of spring blossoms, while outdoor adventurers can embark on fishing excursions in nearby lakes and rivers. Additionally, cultural events and festivals provide opportunities to immerse oneself in the local community and celebrate the onset of summer in style.
June
As summer approaches, June brings warmer temperatures and longer days to Annandale, heralding the onset of outdoor adventure season. Average highs soar to around 76°F, creating balmy weather that is perfect for hiking, camping, and exploring the great outdoors. While precipitation levels decrease further, with an average of 4.49 inches for the month, occasional showers may occur, providing temporary relief from the summer heat. However, sunny days abound, offering ideal conditions for exploration and enjoyment amidst the township’s scenic landscapes.
Natural Disasters
June may experience occasional summer thunderstorms or heavy rainfall, which can lead to localized flooding and muddy trails. Residents should stay informed about weather forecasts and heed any advisories issued by local authorities to ensure their safety during severe weather events.
Recommended Activities
June offers a plethora of outdoor activities for visitors to enjoy in Annandale. From hiking amidst the stunning vistas of nearby parks and nature reserves to camping beneath the starry skies, there’s something for everyone to experience amidst the natural beauty of rural New Jersey. Additionally, cultural events and festivals provide opportunities to immerse oneself in the local community and celebrate the onset of summer in style.
July
July brings the height of summer to Annandale, with hot temperatures and abundant sunshine dominating the weather forecast. Average highs soar to around 81°F, creating sweltering conditions that are perfect for outdoor recreation and leisure activities. The township’s landscapes are in full bloom, teeming with vibrant colors and lush vegetation, creating an idyllic setting for hiking, fishing, and picnicking. While precipitation levels increase further, with an average of 4.52 inches for the month, occasional showers may still occur, providing temporary relief from the summer heat.
Natural Disasters
July may experience occasional summer thunderstorms or heavy rainfall, similar to June, which can lead to localized flooding and muddy trails. Residents should stay informed about weather forecasts and heed any advisories issued by local authorities to ensure their safety during severe weather events.
Recommended Activities
Despite the summer heat, July offers plenty of opportunities for outdoor fun and recreation in Annandale. Visitors can cool off with a refreshing swim in nearby lakes or rivers, explore the township’s scenic trails and parks, or simply relax and unwind amidst the natural beauty of rural New Jersey. Additionally, cultural events and festivals provide opportunities to immerse oneself in the local community and experience the unique charm of Annandale.
August
August in Annandale continues to bring hot temperatures and humid conditions, with average highs remaining around 79°F. While precipitation levels remain moderate, with an average of 4.33 inches for the month, occasional showers and thunderstorms may occur, providing temporary relief from the summer heat. Despite the warm weather, sunny days abound, offering ample opportunities for outdoor exploration and leisure activities amidst the township’s scenic landscapes.
Natural Disasters
August may experience occasional summer thunderstorms or heavy rainfall, similar to July, which can lead to localized flooding and muddy trails. Residents should stay informed about weather forecasts and heed any advisories issued by local authorities to ensure their safety during severe weather events.
Recommended Activities
Despite the summer heat, August offers plenty of outdoor activities for visitors to enjoy in Annandale. From hiking amidst the stunning vistas of nearby parks and nature reserves to fishing in nearby lakes and rivers, there’s something for everyone to experience amidst the natural beauty of rural New Jersey. Additionally, cultural events and festivals provide opportunities to immerse oneself in the local community and celebrate the summer season in style.
September
As summer transitions into early fall, September brings slightly milder temperatures and drier conditions to Annandale. Average highs reach around 72°F, providing relief from the sweltering heat of summer. While precipitation levels remain moderate, with an average of 4.18 inches for the month, sunny days become more prevalent, offering perfect conditions for outdoor exploration and recreational pursuits.
Natural Disasters
September may experience occasional autumn thunderstorms or heavy rainfall, which can lead to localized flooding and muddy trails. Residents should stay informed about weather forecasts and heed any advisories issued by local authorities to ensure their safety during severe weather events.
Recommended Activities
September is an ideal month for outdoor adventures in Annandale, with cooler temperatures and fewer crowds to contend with. Visitors can explore the township’s scenic trails and parks, embark on fishing excursions in nearby lakes and rivers, or simply relax and unwind amidst the tranquil beauty of rural New Jersey. Additionally, cultural events and festivals provide opportunities to immerse oneself in the local community and experience the unique charm of Annandale.
October
As fall takes hold, October brings cooler temperatures and colorful foliage to Annandale, creating a beautiful backdrop for outdoor activities and leisurely pursuits. Average highs dip to around 60°F, providing comfortable weather for exploration and sightseeing. While precipitation levels decrease compared to September, with an average of 3.71 inches for the month, occasional showers may occur, adding to the ambiance of the season.
Natural Disasters
October may experience occasional autumn thunderstorms or heavy rainfall, similar to September. However, significant natural disasters are rare during this time.
Recommended Activities
October offers an array of outdoor activities for visitors to enjoy in Annandale, from hiking amidst the colorful foliage to fishing in nearby lakes and rivers. Nature enthusiasts can marvel at the beauty of fall foliage, while outdoor adventurers can embark on scenic drives or nature walks to soak in the sights and sounds of autumn in rural New Jersey. Additionally, cultural events and festivals provide opportunities to immerse oneself in the local community and experience the unique charm of Annandale.
November
November in Annandale brings cooler temperatures and shorter days, as fall transitions into early winter. Average highs drop to around 49°F, creating crisp, refreshing weather that is perfect for outdoor activities and sightseeing. While precipitation levels decrease compared to October, with an average of 3.68 inches for the month, occasional showers may still occur, adding to the ambiance of the season.
Natural Disasters
November is generally a calm month in terms of natural disasters, with no significant events typically occurring during this time. However, occasional rainfall and gusty winds associated with passing cold fronts may occur.
Recommended Activities
November offers plenty of opportunities for outdoor adventures in Annandale, from hiking amidst the colorful foliage to exploring the township’s historic landmarks and cultural attractions. Visitors can enjoy leisurely walks along the township’s charming streets, savoring the sights and sounds of autumn in rural New Jersey. Additionally, indoor activities such as visiting museums or cozying up by the fireplace offer a reprieve from the fall chill.
December
As winter settles in, December brings cool temperatures and festive cheer to Annandale, with average highs reaching around 38°F. The township is adorned with holiday decorations and twinkling lights, creating a magical atmosphere for residents and visitors alike. While precipitation levels remain moderate, with an average of 3.21 inches for the month, occasional snow showers may occur, adding to the holiday ambiance.
Natural Disasters
December is generally a calm month in terms of natural disasters, with no significant events typically occurring during this time. However, occasional snowfall and gusty winds associated with passing cold fronts may occur.
Recommended Activities
December offers a host of festive activities for visitors to enjoy in Annandale, from holiday shopping and sightseeing to attending seasonal events and celebrations. Visitors can explore the township’s historic landmarks, stroll through festive markets, or simply soak in the holiday spirit amidst the charming surroundings of rural New Jersey. Additionally, outdoor activities such as birdwatching, wildlife spotting, and nature walks provide opportunities to embrace the winter season and create lasting memories with loved ones.