Climate and monthly weather forecast
South Willington, CT

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Weather in January

January, the same as December, is an icy winter month in South Willington, Connecticut, with an average temperature ranging between max 32.4°F (0.2°C) and min 19.8°F (-6.8°C). January, characterized by an average high temperature of 32.4°F (0.2°C) and a low temperature of 19.8°F (-6.8°C), is generally the coldest month. Weather in January »

Weather in February

February, the last month of the winter in South Willington, is another cold month, with an average temperature fluctuating between 20.7°F (-6.3°C) and 35.2°F (1.8°C). As January transitions into February, the average high-temperature rests at a still icy 35.2°F (1.8°C), maintaining a close resemblance to the previous month. Weather in February »

Weather in March

March, the first month of the spring in South Willington, is a chilly month, with an average temperature fluctuating between 43.3°F (6.3°C) and 28.8°F (-1.8°C). March sees a marginal temperature increase, moving 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 is a refreshing spring month in South Willington, Connecticut, with an average temperature fluctuating between 38.8°F (3.8°C) and 56.3°F (13.5°C). April's arrival sees a rise in the average high-temperature, jumping from March's chilly 43.3°F (6.3°C) 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 a pleasant month, with an average temperature fluctuating between 68.4°F (20.2°C) and 48.6°F (9.2°C). With the transition into May, South Willington experiences an increase in average high-temperatures, moving up from a refreshing 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 an average temperature fluctuating between 75.7°F (24.3°C) and 55.6°F (13.1°C). The coming of June brings a minor shift in South Willington's weather, with average high-temperatures adjusting from May's agreeable 68.4°F (20.2°C) to a warm 75.7°F (24.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in South Willington, Connecticut, with temperature in the range of an average low of 62.6°F (17°C) and an average high of 82.2°F (27.9°C). South Willington reaches its highest average temperatures in July, measuring 82.2°F (27.9°C) at the peak and 62.6°F (17°C) at the lowest. In July, the average heat index is computed to be a hot 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in South Willington, Connecticut, with an average temperature ranging between min 61.3°F (16.3°C) and max 80.1°F (26.7°C). August's commencement is accompanied by an average high-temperature of a still warm 80.1°F (26.7°C), diverging marginally from July's 82.2°F (27.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in South Willington, Connecticut, with an average temperature varying between 54.5°F (12.5°C) and 73.4°F (23°C). Transition into September subtly marks a drop in the average high-temperature, moderately moving from a warm 80.1°F (26.7°C) in August to a still moderately hot 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 low of 45.5°F (7.5°C) and an average high of 60.4°F (15.8°C). South Willington in October undergoes a mild reduction in the average high-temperature, shifting from September's warm 73.4°F (23°C) to a mild 60.4°F (15.8°C). Weather in October »

Weather in November

November, the last month of the autumn in South Willington, is also a frosty month, with an average temperature fluctuating between 34.7°F (1.5°C) and 48.4°F (9.1°C). November brings a drop in South Willington's average high-temperature, falling from a moderate 60.4°F (15.8°C) in October to a frosty 48.4°F (9.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in South Willington, Connecticut, with an average temperature varying between 27.1°F (-2.7°C) and 38.1°F (3.4°C). The onset of December brings a small change in high-temperatures, falling from a frosty 48.4°F (9.1°C) in November to a wintry 38.1°F (3.4°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in South Willington?

January is the coldest month of the year, registering average temperatures as high as 32.4°F (0.2°C) and as low as 19.8°F (-6.8°C).

How much does it rain in South Willington?

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

When does it snow in South Willington?

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

How much does it snow in South Willington?

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

When is the lowest UV index in South Willington?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the most humid month in South Willington?

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

What is the snowiest month in South Willington?

February is the month with the most snowfall. 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.

When is Daylight Saving Time (DST) in South Willington?

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 in South Willington?

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

What is the wettest month in South Willington?

The wettest months in South Willington, Connecticut, are May through July, with an average 1.1" (28mm) of rainfall.

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 in South Willington is June, with an average of 15h and 12min of daylight.

When is the highest UV index in South Willington?

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

What is the warmest month in South Willington?

July is the month that records the highest temperatures in South Willington, with averages ranging from a high of 82.2°F (27.9°C) to a low of 62.6°F (17°C).

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

July and August, with an average of 10.3h of sunshine, are months with the most sunshine.

What is the driest month in South Willington?

September is the month with the least rainfall in South Willington, Connecticut. 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 9h and 12min of daylight, December has the shortest days of the year in South Willington.

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

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

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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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

The months with the highest UV index are June, July and August (UV index 6).
The 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

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

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South Willington, Connecticut, USA

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