Monthly weather forecast and climate
South Willington, CT

Weather in January

January, the same as December, is another cold winter month in South Willington, Connecticut, with average temperature varying between 19.8°F (-6.8°C) and 32.4°F (0.2°C). The coldest month is January, with an average high-temperature of 32.4°F (0.2°C) and an average low-temperature of 19.8°F (-6.8°C). Weather in January »

Weather in February

February, the last month of the winter, in South Willington, is also a wintry month, with average temperature fluctuating between 35.2°F (1.8°C) and 20.7°F (-6.3°C). In South Willington, the average high-temperature in February is almost the same as in January - a still cold 35.2°F (1.8°C). Weather in February »

Weather in March

March, the first month of the spring, in South Willington, is a frosty month, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 43.3°F (6.3°C). In South Willington, the average high-temperature marginally rises, from a wintry 35.2°F (1.8°C) in February, to a frosty 43.3°F (6.3°C). Weather in March »

Weather in April

April in South Willington, Connecticut, is a moderate spring month, with average temperature varying between 56.3°F (13.5°C) and 38.8°F (3.8°C). In April, the average high-temperature increases, from a chilly 43.3°F (6.3°C) in March, to a moderate 56.3°F (13.5°C). Weather in April »

Weather in May

May, the last month of the spring, in South Willington, is an agreeable month, with average temperature varying between 68.4°F (20.2°C) and 48.6°F (9.2°C). In South Willington, the average high-temperature in May rises, from a moderate 56.3°F (13.5°C) in April, to an agreeable 68.4°F (20.2°C). Weather in May »

Weather in June

June, the first month of the summer, in South Willington, is a moderately hot month, with average temperature varying between 55.6°F (13.1°C) and 75.7°F (24.3°C). In June, the average high-temperature slightly increases, from a pleasant 68.4°F (20.2°C) in May, to a moderately hot 75.7°F (24.3°C). Weather in June »

Weather in July

July, like June, in South Willington, Connecticut, is a moderately hot summer month, with average temperature ranging between max 82.2°F (27.9°C) and min 62.6°F (17°C). With an average high-temperature of 82.2°F (27.9°C) and an average low-temperature of 62.6°F (17°C), July is the warmest month. In July, the average heat index is appraised at a hot 88.3°F (31.3°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in South Willington, Connecticut, with average temperature varying between 61.3°F (16.3°C) and 80.1°F (26.7°C). In South Willington, Connecticut, the average high-temperature is relatively the same as in July - a still moderately hot 80.1°F (26.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in South Willington, Connecticut, with average temperature fluctuating between 54.5°F (12.5°C) and 73.4°F (23°C). In South Willington, the average high-temperature slightly decreases, from 80.1°F (26.7°C) in August, to a still warm 73.4°F (23°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in South Willington, Connecticut, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 45.5°F (7.5°C). In October, the average high-temperature drops, from a warm 73.4°F (23°C) in September, to a moderate 60.4°F (15.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in South Willington, Connecticut, with average temperature fluctuating between 48.4°F (9.1°C) and 34.7°F (1.5°C). In South Willington, the average high-temperature drops, from a moderate 60.4°F (15.8°C) in October, to a chilly 48.4°F (9.1°C). Weather in November »

Weather in December

December, the first month of the winter, in South Willington, is also a wintry month, with average temperature fluctuating between 38.1°F (3.4°C) and 27.1°F (-2.7°C). In December, the average high-temperature drops, from a chilly 48.4°F (9.1°C) in November, to a wintry 38.1°F (3.4°C). Weather in December »
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FAQ

What is the coldest month in South Willington?

The coldest month in South Willington is January, with an average high-temperature of 32.4°F (0.2°C) and an average low-temperature of 19.8°F (-6.8°C).

How much does it rain in South Willington?

Throughout the year, in South Willington, Connecticut, there are 105.6 rainfall days, and 9.84" (250mm) of precipitation is accumulated.

When does it snow in South Willington?

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

How much does it snow in South Willington?

Throughout the year, in South Willington, Connecticut, there are 23.1 snowfall days, and 4.69" (119mm) of snow is accumulated.

When is the lowest UV index in South Willington?

Months with the lowest UV index in South Willington, Connecticut, are January through March, November and December, with an average maximum UV index of 2.

What is the most humid month in South Willington?

With an average relative humidity of 80%, February is the most humid month.

When does it snow the most in South Willington?

February is the month with the most snowfall in South Willington, Connecticut. Snow falls for 6.4 days and accumulates 1.5" (38mm) of snow.

What is the month with the least sunshine in South Willington?

February has the least sunshine of the year in South Willington, Connecticut, with an average of 4.6h of sunshine.

What is the least humid month in South Willington?

April is the least humid month in South Willington, with an average relative humidity of 71%.

What is the rainiest month in South Willington?

Months with the most rainfall in South Willington, Connecticut, are May through July, with an average 1.1" (28mm) of precipitation.

When it does not snow in South Willington?

June through October are months without snowfall.

When are the longest days in South Willington?

The month with the longest days is June, with an average of 15.2h of daylight.

What is the month with the highest UV index in South Willington?

Months with the highest UV index in South Willington are June through August, with an average maximum UV index of 6.

What is the warmest month in South Willington?

July is the warmest month in South Willington, Connecticut, with an average high-temperature of 82.2°F (27.9°C) and an average low-temperature of 62.6°F (17°C).

What are the months with the most sunshine in South Willington?

Months with the most sunshine in South Willington, Connecticut, are July and August, with an average of 10.3h of sunshine.

What is the driest month in South Willington?

September is the month with the least rainfall. Rain falls for 7.9 days and accumulates 0.39" (10mm) of precipitation.

What is the month with the shortest days in South Willington?

With an average of 9.2h of daylight, December has the shortest days of the year.

Average temperature
South Willington, CT

Average temperature - South Willington, CT

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.4°F).

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure
South Willington, CT

Average pressure - South Willington, CT

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed
South Willington, CT

Average wind speed - South Willington, CT

The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity
South Willington, CT

Average humidity - South Willington, CT

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

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Average rainfall
South Willington, CT

Average rainfall - South Willington, CT

The wettest months (with the highest rainfall) are May, June and July (1.1").
The driest month (with the least rainfall) is September (0.39").

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Average rainfall days
South Willington, CT

Average rainfall days - South Willington, CT

The month with the highest number of rainy days is June (12.1 days).
Months with the least rainy days are January and February (5.5 days).

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Average snowfall
South Willington, CT

Average snowfall - South Willington, CT

The month with the highest snowfall is February (1.5").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
South Willington, CT

Average snowfall days - South Willington, CT

The month with the highest number of snowfall days is February (6.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
South Willington, CT

Average daylight / Average sunshine - South Willington, CT

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

Months with the most sunshine are July and August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days
South Willington, CT

Average sunshine days - South Willington, CT

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is June (15.7 days).

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Average UV index
South Willington, CT

Average UV index - South Willington, CT

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
South Willington, CT

Average visibility - South Willington, CT

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

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