Antrim, New Hampshire Weather by Month

Antrim, New Hampshire, is a beautiful town located in the heart of the Monadnock Region, located amidst the rolling hills and serene lakes of southern New Hampshire. Situated in Hillsborough County, Antrim is centrally located within the state, offering residents and visitors easy access to nearby cities such as Concord and Manchester. The town’s population is approximately 2,600 residents, creating a tight-knit community atmosphere where neighbors know each other by name. Covering an area of approximately 37.8 square miles (97.9 square kilometers), Antrim boasts a diverse landscape that includes dense forests, tranquil lakes, and scenic mountain views. One of Antrim’s most notable landmarks is Gregg Lake, a popular destination for swimming, boating, and fishing during the summer months. Additionally, the nearby Mount Monadnock provides outdoor enthusiasts with opportunities for hiking, camping, and wildlife viewing year-round. With its charming downtown area, historic architecture, and abundance of outdoor recreational activities, Antrim embodies the quintessential New England charm that attracts visitors from near and far.

Climate and Weather Overview

Antrim, New Hampshire, experiences a humid continental climate, characterized by four distinct seasons: winter, spring, summer, and fall. The town’s location in southern New Hampshire and its proximity to the Monadnock Region influence its weather patterns, with temperatures varying widely throughout the year. While summers are generally warm and humid, winters can be cold and snowy, creating a diverse climate that offers residents and visitors a range of outdoor activities to enjoy throughout the year.

Climate Data Table

Month Average Temperature (°F) Precipitation (inches) Sunny Days
January 25 3.1 14
February 28 2.6 14
March 37 3.6 16
April 49 4.0 17
May 61 4.1 18
June 70 4.2 18
July 76 3.7 20
August 74 3.4 20
September 66 3.5 18
October 54 4.2 17
November 42 3.7 15
December 31 3.3 14

Weather by Month

January

January in Antrim brings the heart of winter, with cold temperatures and occasional snowfall blanketing the landscape. The average high temperature hovers around 25°F (-3.9°C), while the average low dips to 8°F (-13.3°C). Precipitation is relatively high, with an average of 3.1 inches (79 mm) of snowfall throughout the month. January is a great time for outdoor activities such as skiing, snowboarding, and snowshoeing, as well as cozy indoor pursuits like curling up with a good book by the fireplace.

Natural Disasters:

  • Potential for winter storms bringing heavy snowfall and icy conditions.
  • Risk of freezing rain leading to hazardous travel conditions.

Recommended Activities:

  • Hit the slopes at nearby ski resorts for downhill skiing and snowboarding.
  • Explore groomed trails for cross-country skiing and snowshoeing adventures.
  • Enjoy indoor activities like visiting local museums or attending cultural events.

February

February sees continued winter conditions in Antrim, with cold temperatures and occasional snow showers. The average high temperature in February is 28°F (-2.2°C), while the average low is 10°F (-12.2°C). Precipitation remains relatively high, with an average of 2.6 inches (66 mm) of snowfall. February is an excellent time for winter sports enthusiasts to enjoy activities such as ice skating, sledding, and ice fishing on frozen lakes and ponds.

Natural Disasters:

  • Continued potential for winter storms and snow accumulation.
  • Risk of freezing rain and black ice on roadways.

Recommended Activities:

  • Lace up your skates and hit the ice at local outdoor skating rinks.
  • Embark on snowshoeing or cross-country skiing adventures through scenic winter landscapes.
  • Attend indoor events such as concerts, theater performances, or art exhibits.

March

As winter transitions to spring, March brings milder temperatures and the promise of longer days in Antrim. The average high temperature in March is 37°F (2.8°C), while the average low is 19°F (-7.2°C). While snow is still possible, it becomes less frequent as the month progresses. Precipitation increases slightly, with an average of 3.6 inches (91 mm) of snowfall. March is a great time for outdoor enthusiasts to enjoy activities such as hiking, wildlife watching, and maple sugaring.

Natural Disasters:

  • Transition period with potential for both winter storms and early spring snowfall.
  • Risk of flooding from melting snow and increased precipitation.

Recommended Activities:

  • Explore local hiking trails to witness the first signs of spring emerging in the forest.
  • Attend maple sugaring events to learn about the traditional process of making maple syrup.
  • Plan outdoor photography outings to capture the changing seasons in Antrim’s landscapes.

April

April heralds the arrival of spring in Antrim, with warmer temperatures and blooming flowers signaling the end of winter. The average high temperature in April is 49°F (9.4°C), while the average low is 30°F (-1.1°C). While snow is still possible early in the month, it becomes less likely as temperatures rise. April is a great time for outdoor activities such as gardening, birdwatching, and exploring local parks and nature reserves.

Natural Disasters:

  • Potential for spring thunderstorms bringing hail, high winds, and heavy rainfall.
  • Risk of flooding from melting snow and spring rains.

Recommended Activities:

  • Take leisurely walks through local parks and gardens to admire spring blooms.
  • Plant gardens and flower beds with early spring vegetables and flowers.
  • Plan outdoor picnics or barbecues to enjoy the mild spring weather.

May

May brings warmer temperatures and longer days to Antrim, making it the perfect time for outdoor adventures. The average high temperature in May is 61°F (16.1°C), while the average low is 39°F (3.9°C). The weather is generally sunny and pleasant, with an average of 4.1 inches (104 mm) of rainfall throughout the month. May is an excellent time for activities such as hiking, biking, fishing, and exploring the scenic beauty of Antrim’s parks and trails.

Natural Disasters:

  • Continued risk of spring thunderstorms with the potential for severe weather events.
  • Heightened risk of flooding from heavy rainfall and saturated ground.

Recommended Activities:

  • Explore local hiking trails to discover scenic viewpoints and waterfalls.
  • Cast a line in nearby lakes and streams for trout fishing.
  • Attend outdoor festivals and events celebrating the arrival of spring in Antrim.

June

June marks the official start of summer in Antrim, with warmer temperatures and longer daylight hours. The average high temperature in June is 70°F (21.1°C), while the average low is 47°F (8.3°C). Rainfall increases slightly compared to May, with an average of 4.2 inches (107 mm) spread throughout the month. With the arrival of summer, outdoor activities such as swimming, boating, camping, and hiking become popular choices for residents and visitors alike.

Natural Disasters:

  • Heightened risk of severe thunderstorms, lightning strikes, and flash flooding.
  • Potential for heatwaves and high humidity, leading to heat-related illnesses.

Recommended Activities:

  • Cool off with a refreshing swim in Gregg Lake or other nearby swimming holes.
  • Plan camping trips to enjoy starry nights and campfire gatherings.
  • Explore local trails and nature reserves for hiking and wildlife spotting.

July

July brings warm temperatures and sunny skies to Antrim, making it the perfect time for outdoor adventures. The average high temperature in July is 76°F (24.4°C), while the average low is 53°F (11.7°C). Rainfall decreases slightly compared to June, with an average of 3.7 inches (94 mm) spread throughout the month. With the long summer days, residents and visitors can enjoy a wide range of outdoor activities, from swimming and boating to hiking and picnicking.

Natural Disasters:

  • Continued risk of severe thunderstorms, lightning strikes, and flash flooding.
  • Potential for heatwaves and high humidity, leading to heat-related illnesses.

Recommended Activities:

  • Spend lazy summer days lounging on the beach or enjoying water sports on Gregg Lake.
  • Explore local trails for hiking, biking, and nature walks.
  • Attend community events such as Fourth of July celebrations or outdoor concerts.

August

August continues to be warm and sunny in Antrim, with temperatures remaining high throughout the month. The average high temperature in August is 74°F (23.3°C), while the average low is 51°F (10.6°C). Rainfall decreases further, with an average of 3.4 inches (86 mm) spread throughout the month. Despite the hot weather, there are still plenty of outdoor activities to enjoy, from swimming and fishing to hiking and exploring the scenic beauty of Antrim’s parks and trails.

Natural Disasters:

  • Persistence of summer thunderstorms with the potential for severe weather events.
  • Continued risk of heatwaves and heat-related illnesses, especially for vulnerable populations.

Recommended Activities:

  • Seek out water-based activities to stay cool, such as swimming, kayaking, or paddleboarding.
  • Take advantage of early morning or late evening hours for outdoor exercise and recreation.
  • Explore indoor attractions like museums, art galleries, and historical sites during the hottest part of the day.

September

As summer transitions to fall, September brings slightly cooler temperatures to Antrim, with an average high of 66°F (18.9°C) and an average low of 43°F (6.1°C). The weather remains warm and pleasant, making it an ideal time for outdoor activities such as hiking, biking, and leaf-peeping. September also sees a decrease in rainfall, with an average of 3.5 inches (89 mm) throughout the month. With the changing of the seasons, residents can enjoy the natural beauty of Antrim’s parks and outdoor spaces without the summer crowds.

Natural Disasters:

  • Transition period with potential for both lingering summer storms and early fall weather systems.
  • Risk of localized flooding from heavy rainfall associated with slow-moving thunderstorms.

Recommended Activities:

  • Take scenic drives through the countryside to admire the vibrant hues of autumn leaves.
  • Plan a visit to local orchards and farms for apple picking and fall harvest activities.
  • Attend local festivals and farmers’ markets to sample seasonal produce and crafts.

October

October marks the arrival of fall foliage in Antrim, with cooler temperatures and stunning displays of autumn colors. The average high in October is 54°F (12.2°C), while the average low is 34°F (1.1°C). Rainfall remains moderate, with an average of 4.2 inches (107 mm) spread throughout the month. With the pleasant weather, outdoor activities such as hiking, leaf-peeping, and pumpkin picking become popular choices for residents. October also provides excellent opportunities for exploring Antrim’s scenic trails and parks.

Natural Disasters:

  • Potential for severe weather events including thunderstorms and early season snowfall.
  • Transition period with the risk of frost and freezing temperatures.

Recommended Activities:

  • Take scenic hikes through Antrim’s parks and nature reserves to admire fall foliage.
  • Visit local pumpkin patches and corn mazes for family-friendly fun.
  • Attend seasonal events such as harvest festivals and Oktoberfest celebrations.

November

November brings crisp fall weather to Antrim, with temperatures continuing to cool as winter approaches. The average high in November is 42°F (5.6°C), while the average low is 26°F (-3.3°C). Rainfall increases slightly compared to October, with an average of 3.7 inches (94 mm) spread throughout the month. Despite the cooler weather, there are still plenty of outdoor activities to enjoy, from hiking and leaf-peeping to attending fall events and festivals. November also marks the start of the holiday season, with festive events and decorations popping up around the town.

Natural Disasters:

  • Potential for early-season snowfall and wintry weather events.
  • Risk of gusty winds and falling leaves causing hazards for motorists and pedestrians.

Recommended Activities:

  • Take scenic drives through the countryside to admire the vibrant hues of autumn leaves.
  • Gather with friends and family for outdoor bonfires and cozy evenings under the stars.
  • Start holiday preparations with visits to local markets and craft fairs for unique gifts and decorations.

December

December in Antrim brings cold temperatures and the beauty of winter landscapes blanketed in snow. The average high temperature in December is 31°F (-0.6°C), while the average low is 15°F (-9.4°C). Snowfall increases significantly, with an average of 3.3 inches (84 mm) throughout the month. Despite the cold weather, there are still plenty of opportunities for outdoor activities such as sledding, ice skating, and holiday light displays. December also provides a chance to embrace the holiday spirit with festive events and activities throughout the town.

Natural Disasters:

  • Potential for winter storms bringing heavy snowfall and icy conditions.
  • Risk of freezing rain and sleet creating hazardous travel conditions.

Recommended Activities:

  • Embrace the winter wonderland with outdoor activities like sledding and building snowmen.
  • Enjoy ice skating on local ponds and outdoor rinks.
  • Attend holiday events and festivals featuring carolers, light displays, and visits from Santa Claus.

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