Monthly weather forecast and climate
Unionville, CT

Weather in January

January, the same as December, is another cold winter month in Unionville, Connecticut, with average temperature varying between 32°F (0°C) and 20.1°F (-6.6°C). The coldest month is January, with an average high-temperature of 32°F (0°C) and an average low-temperature of 20.1°F (-6.6°C). Weather in January »

Weather in February

February, the last month of the winter, in Unionville, is also a wintry month, with average temperature ranging between max 35.2°F (1.8°C) and min 20.7°F (-6.3°C). In February, the average high-temperature 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 Unionville, is a chilly month, with average temperature fluctuating between 42.8°F (6°C) and 28.8°F (-1.8°C). In Unionville, the average high-temperature in March marginally rises, from a wintry 35.2°F (1.8°C) in February, to a chilly 42.8°F (6°C). Weather in March »

Weather in April

April is a mild spring month in Unionville, Connecticut, with average temperature varying between 38.8°F (3.8°C) and 56.1°F (13.4°C). In Unionville, the average high-temperature increases, from a chilly 42.8°F (6°C) in March, to a moderate 56.1°F (13.4°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Unionville, Connecticut, with average temperature varying between 48.7°F (9.3°C) and 67.6°F (19.8°C). In May, the average high-temperature increases, from a mild 56.1°F (13.4°C) in April, to a comfortable 67.6°F (19.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Unionville, Connecticut, with temperature in the range of an average high of 75.6°F (24.2°C) and an average low of 56.5°F (13.6°C). In June, the average high-temperature marginally rises, from an enjoyable 67.6°F (19.8°C) in May, to a moderately hot 75.6°F (24.2°C). Weather in June »

Weather in July

July, like June, in Unionville, Connecticut, is another warm summer month, with average temperature varying between 82.2°F (27.9°C) and 63.1°F (17.3°C). July is the warmest month, with an average high-temperature of 82.2°F (27.9°C) and an average low-temperature of 63.1°F (17.3°C). In July, the average heat index is evaluated at a hot 88°F (31.1°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Unionville, Connecticut, with average temperature varying between 61.5°F (16.4°C) and 80.2°F (26.8°C). In August, the average high-temperature is essentially the same as in July - a still warm 80.2°F (26.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Unionville, Connecticut, with average temperature varying between 54.7°F (12.6°C) and 72.9°F (22.7°C). In Unionville, the average high-temperature marginally drops, from a moderately hot 80.2°F (26.8°C) in August, to a pleasant 72.9°F (22.7°C). Weather in September »

Weather in October

October, the same as September, in Unionville, Connecticut, is another mild autumn month, with temperature in the range of an average high of 60.1°F (15.6°C) and an average low of 45.5°F (7.5°C). In October, the average high-temperature drops, from a pleasant 72.9°F (22.7°C) in September, to a mild 60.1°F (15.6°C). Weather in October »

Weather in November

November, the last month of the autumn, in Unionville, is another chilly month, with average temperature ranging between max 48.2°F (9°C) and min 34.9°F (1.6°C). In Unionville, the average high-temperature drops, from a moderate 60.1°F (15.6°C) in October, to a frosty 48.2°F (9°C). Weather in November »

Weather in December

December, the first month of the winter, in Unionville, is still a cold month, with average temperature ranging between min 26.8°F (-2.9°C) and max 37.6°F (3.1°C). In Unionville, the average high-temperature decreases, from a chilly 48.2°F (9°C) in November, to a wintry 37.6°F (3.1°C). Weather in December »
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FAQ

What is the coldest month in Unionville?

The coldest month is January, with an average high-temperature of 32°F (0°C) and an average low-temperature of 20.1°F (-6.6°C).

How many days does it rain in Unionville?

In Unionville, Connecticut, during the entire year, the rain falls for 159.6 days and collects up to 31.97" (812mm) of precipitation.

When does it snow in Unionville?

Months with snowfall are January through May, October through December.

How much does it snow in Unionville?

In Unionville, during the entire year, snow falls for 33.1 days, and aggregates up to 18.39" (467mm) of snow.

What are the months with the lowest UV index in Unionville?

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

What is the most humid month in Unionville?

February is the most humid month in Unionville, Connecticut, with an average relative humidity of 80%.

When does it snow the most in Unionville?

February is the month with the most snowfall in Unionville. Snow falls for 8.9 days and accumulates 5.24" (133mm) of snow.

What is the month with the least sunshine in Unionville?

February has the least sunshine of the year, with an average of 4.6h of sunshine.

What is the least humid month in Unionville?

The least humid month is April, with an average relative humidity of 71%.

When it does not snow in Unionville?

June through September are months without snowfall.

When are the longest days in Unionville?

With an average of 15.2h of daylight, June has the longest days of the year in Unionville, Connecticut.

What is the month with the highest UV index in Unionville?

Months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the warmest month in Unionville?

With an average high-temperature of 82.2°F (27.9°C) and an average low-temperature of 63.1°F (17.3°C), July is the warmest month.

What is the month with the most sunshine in Unionville?

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

What is the driest month in Unionville?

September is the month with the least rainfall in Unionville, Connecticut. Rain falls for 12.6 days and accumulates 1.97" (50mm) of precipitation.

What is the wettest month in Unionville?

December is the month with the most rainfall. Rain falls for 10.5 days and accumulates 3.43" (87mm) of precipitation.

What is the month with the shortest days in Unionville?

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

Average temperature
Unionville, CT

Average temperature - Unionville, 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°F).

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure
Unionville, CT

Average pressure - Unionville, CT

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

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Average wind speed
Unionville, CT

Average wind speed - Unionville, CT

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average rainfall
Unionville, CT

Average rainfall - Unionville, CT

The wettest month (with the highest rainfall) is December (3.43").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days
Unionville, CT

Average rainfall days - Unionville, CT

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9.4 days).

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Average snowfall
Unionville, CT

Average snowfall - Unionville, CT

The month with the highest snowfall is February (5.24").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Unionville, CT

Average snowfall days - Unionville, CT

The month with the highest number of snowfall days is February (8.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Unionville, CT

Average daylight / Average sunshine - Unionville, 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
Unionville, CT

Average sunshine days - Unionville, CT

The month with the most sunshine days is January (17.1 days).
The month with the least sunshine days is June (11.6 days).

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Average UV index
Unionville, CT

Average UV index - Unionville, CT

Months with the highest UV index are June and July (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
Unionville, CT

Average visibility - Unionville, CT

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

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