Climate and monthly weather forecast
Farmington, CT

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The climate of Farmington

Located in the continental region of the United States, Farmington, Connecticut stands firmly in the humid continental zone. Its climate receives a Köppen classification of Dfa that denotes hot summers and no dry season. Throughout the year, the weather shows noticeable variations in different parameters.

While the temperature unfolds a range from a chilly 21.2°F (-6°C) in January to a warm 82.9°F (28.3°C) in July, the humidity hovers between 71% in April to 79% in February. Between 1.97" (50mm) in September to 3.54" (90mm) in December, a moderate amount of rain showers the city. Despite being landlocked, Farmington has a taste of snow as well, with snowfall reaching 4.69" (119mm) in February. The wind speed is fairly constant, fluctuating only from 5.3mph (8.5km/h) in July to 8.3mph (13.4km/h) in January.

July claims the honor of being the sunniest month with 10.4 hours of sunshine. In contrast, December stays under the clouds for most time, allowing only 4.8 hours of sunshine. Despite the variation in weather parameters, Farmington's climate sticks to its humid continental character.

The best time to visit Farmington

Farmington pleases the visitors with its warm and sunny ambiance from May to September. With temperatures floating comfortably between 56.5°F (13.6°C) to 80.8°F (27.1°C), this period allows for outdoor activities. Sunshine hours peak at this time, ranging from 8.4 hours in May to 10.4 hours in July, ensuring ample light for sightseeing. The humidity during this period stays around 75%, making the weather rather agreeable for the visitors.

The worst time to visit Farmington

The period from December to February presents quite a chilly side of Farmington. With temperatures plunging to a range of 21.2°F (-6°C) to 36.1°F (2.3°C), the weather turns severe. Snowfall from 3.19" (81mm) in December to 4.69" (119mm) in February adds to the chill. The sun seems to shy away during these months, providing only between 4.8 to 5 hours of sunshine. Visiting Farmington during these months would necessitate heavy winter clothing and may limit outdoor activities.

Spring weather in Farmington

Farmington welcomes spring with a mild and pleasant air. March sees temperatures between 29.5°F (-1.4°C) to 44.1°F (6.7°C), gradually rising through April and May. Rainfall starts the dance of rejuvenation with 2.76" (70mm) in March, peaking to 2.91" (74mm) in April. Sunlight graces the days with 6.2 hours to 8.4 hours from March to May. Vibrant hues of spring blend with the moderate weather, making Farmington an absolute delight during these months.

Summer weather in Farmington

Summers in Farmington offer a warm and welcoming presence. From June to August, the temperature resides in a comfortable range from 57.4°F (14.1°C) to 82.9°F (28.3°C). Even though rainfall touches 2.99" (76mm) in July, the radiant sunshine for 9.4 to 10.4 hours balances out the weather beautifully. The winds cool off a bit, ranging from 5.3mph (8.5km/h) to 5.8mph (9.3km/h), providing gentle breezes to the warm days.

Autumn weather in Farmington

Autumn paints Farmington in beautiful colors, complemented by the mild weather. The temperature during September to November oscillates between 36°F (2.2°C) to 73.4°F (23°C), indicating the transition from warm to cooler days. Rainfall peaks to 3.23" (82mm) in October but the sunshine hours from 5.9 to 8.7 lighten up the days pleasantly. September records no snowfall at all, preparing the stage for the first flakes in November.

Winter weather in Farmington

Winter in Farmington is truly a realm of ice and snow. December starts with a gracious snowfall of 3.19" (81mm) and the temperature between 28°F (-2.2°C) to 38.8°F (3.8°C), taking the city into a snowy paradise. Snowfall persists till February, clocking a high of 4.69" (119mm). With 5.5 snowfall days in December, winter in Farmington is a spectacle of white landscapes, perfect for some winter activities.

Weather in January

In Farmington, Connecticut, the first month of the year exhibits a typical winter scenario. Expect chilly temperatures, regular snowfall, and shorter days. January's temperatures range from 21.2°F (-6°C) to 33.3°F (0.7°C), complemented by the city's highest snowfall measure of 3.19" (81mm) occurring on average over 7.9 days. Weather in January »

Weather in February

The shift from January to February in Farmington brings a slight increase in temperatures, a lower amount of snowfall, and incrementally longer days. A small surge in daylight hours from 9.6 hours to 10.6 hours is a promising sign of spring's onset. Weather in February »

Weather in March

As winter fades, March ushers in spring in Farmington, subtly elevating temperatures. More considerable daylight hours bring pleasant shifts in the weather, breathing life back into the city after winter's embrace. The temperatures rise, fluctuating from 29.5°F (-1.4°C) to 44.1°F (6.7°C), while the snowfall measure drops to 4.17" (106mm), indicating fewer snowy days. Weather in March »

Weather in April

A significant leap in Farmington's weather occurs in April, displaying the full essence of springtime. On average, there's a substantial rise in temperatures, a decrease in snowfall, and a remarkable increase in daylight hours. Temperatures stretch from 40.1°F (4.5°C) to 56.5°F (13.6°C), accompanied by a snowfall measure reduction to an insignificant 0.79" (20mm). Weather in April »

Weather in May

May exhibits a substantial hike in the temperature department, warming up the city considerably compared to the previous months. Longer, warmer days start to manifest in Farmington, offering residents and visitors with enjoyable weather for outdoor activities. Weather in May »

Weather in June

June kickstarts the summer season in Farmington, featuring warmer temperatures compared to the previous month and extended daylight hours. The city basks under clear, bright skies for most of this time, highlighting the city's pleasant summer ambiance. Weather in June »

Weather in July

The peak of the summer season arrives in July in Farmington, and the city experiences long, hot days. July marks Farmington's climatological zenith, and temperatures hit a high, reaching up to 82.9°F (28.3°C) from 63.9°F (17.7°C), marking this as the hottest month of the year. Weather in July »

Weather in August

In August, Farmington provides a comfortable blend of warm temperatures and lengthy daylight hours, despite a minor decrease in temperature compared to July. The city continues its summer spell, although the heat is somewhat curbed with the arrival of faint autumn whispers. Weather in August »

Weather in September

September signals the onset of autumn in Farmington, with a significant drop in temperatures and a decrease in daylight hours compared to August. The city greets fall with a brilliant display of colors, with the city’s flora wearing hues of red, orange, and yellow. Weather in September »

Weather in October

October brings cool breezes and a pleasing chill, transforming the city into an autumn paradise. The contrast of temperatures from September can be felt - days are cooler and nights brisk. Farmington experiences temperatures between 46.9°F (8.3°C) and 61.2°F (16.2°C), denoting its transition from autumn to winter. Weather in October »

Weather in November

November in Farmington showcases the arrival of early winter, with a further drop in temperatures compared to October and shortened daylight hours. The city adapts to the cold spell, transitioning smoothly from autumn's colorful charm to winter's frosty elegance. Weather in November »

Weather in December

December brings Farmington a full winter experience, with the lowest temperatures compared to previous months, and fewer daylight hours. The city becomes a winter wonderland, wrapped in snow flurries and festive cheer. The coldness of December spans from 28°F (-2.2°C) to 38.8°F (3.8°C), with an increased snowfall measure of 3.23" (82mm). Weather in December »

Frequently asked questions

What time of the year is the coldest?

January stands out as Farmington's coldest month, with temperatures ranging between an average high of 33.3°F (0.7°C) and a low of 21.2°F (-6°C).

How much does it rain?

In Farmington, during the entire year, the rain falls for 167.6 days and collects up to 33.35" (847mm) of precipitation.

When does it snow?

January through May, November and December are months with snowfall.

How much does it snow?

Throughout the year, there are 31.7 snowfall days, and 17.2" (437mm) of snow is accumulated.

What is the most humid month?

The most humid month in Farmington is February, with an average relative humidity of 79%.

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 8.6 days and accumulates 4.69" (119mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 4.6h of sunshine.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month?

With an average relative humidity of 71%, April is the least humid month.

When it does not snow?

In Farmington, snow does not fall in June through October.

When are the longest days in Farmington?

June has the longest days of the year, with an average of 15h and 12min of daylight.

When is the highest UV index in Farmington?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the hottest time of year?

July is the warmest month, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 63.9°F (17.7°C).

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.4h of sunshine.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.97" (50mm) of precipitation.

What is the wettest month?

The month with the most rainfall is December, when the rain falls for 12.1 days and typically aggregates up to 3.54" (90mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

What is the month with the lowest UV index?

With an average maximum UV index of 1, December is the month with the lowest UV index.

Average temperature
Farmington, CT

Average temperature - Farmington, CT

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.3°F).

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure
Farmington, CT

Average pressure - Farmington, CT

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Farmington, CT

Average wind speed - Farmington, CT

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity
Farmington, CT

Average humidity - Farmington, CT

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

Average rainfall
Farmington, CT

Average rainfall - Farmington, CT

The wettest month (with the highest rainfall) is December (3.54").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days
Farmington, CT

Average rainfall days - Farmington, CT

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.8 days).

Average snowfall
Farmington, CT

Average snowfall - Farmington, CT

The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Farmington, CT

Average snowfall days - Farmington, CT

The month with the highest number of snowfall days is February (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Farmington, CT

Average daylight / Average sunshine - Farmington, CT

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days
Farmington, CT

Average sunshine days - Farmington, CT

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is June (10.4 days).

Average visibility
Farmington, CT

Average visibility - Farmington, CT

The months with the highest visibility are January, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are February, May and September (5mi).

Farmington, Connecticut, USA

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