Monthly weather forecast and climate
West Simsbury, CT

Weather in January

January, like December, in West Simsbury, Connecticut, is another cold winter month, with average temperature ranging between min 20.1°F (-6.6°C) and max 32°F (0°C). With an average high-temperature of 32°F (0°C) and an average low-temperature of 20.1°F (-6.6°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter, in West Simsbury, is another cold month, with average temperature varying between 35.2°F (1.8°C) and 20.7°F (-6.3°C). In West Simsbury, the average high-temperature in February is practically the same as in January - a still cold 35.2°F (1.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in West Simsbury, Connecticut, with average temperature fluctuating between 28.8°F (-1.8°C) and 42.8°F (6°C). In March, the average high-temperature marginally rises, from a wintry 35.2°F (1.8°C) in February, to a frosty 42.8°F (6°C). Weather in March »

Weather in April

April in West Simsbury, Connecticut, is a mild spring month, with average temperature ranging between max 56.1°F (13.4°C) and min 38.8°F (3.8°C). In April, the average high-temperature rises, 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 West Simsbury, Connecticut, with average temperature varying between 67.6°F (19.8°C) and 48.7°F (9.3°C). In West Simsbury, the average high-temperature in May rises, from a moderate 56.1°F (13.4°C) in April, to an enjoyable 67.6°F (19.8°C). Weather in May »

Weather in June

June, the first month of the summer, in West Simsbury, is a warm month, with average temperature varying between 75.6°F (24.2°C) and 56.5°F (13.6°C). In West Simsbury, the average high-temperature in June slightly increases, from a comfortable 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 West Simsbury, Connecticut, is another warm summer month, with average temperature varying between 63.1°F (17.3°C) and 82.2°F (27.9°C). The warmest month is July, with an average high-temperature of 82.2°F (27.9°C) and an average low-temperature of 63.1°F (17.3°C). The average heat index is evaluated at a tropical 88°F (31.1°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in West Simsbury, Connecticut, with temperature in the range of an average low of 61.5°F (16.4°C) and an average high of 80.2°F (26.8°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 80.2°F (26.8°C). Weather in August »

Weather in September

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

Weather in October

October, like September, is a moderate autumn month in West Simsbury, Connecticut, with average temperature ranging between max 60.1°F (15.6°C) and min 45.5°F (7.5°C). In October, the average high-temperature drops, from an agreeable 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 West Simsbury, is also a frosty month, with average temperature varying between 34.9°F (1.6°C) and 48.2°F (9°C). In November, the average high-temperature drops, from a mild 60.1°F (15.6°C) in October, to a chilly 48.2°F (9°C). Weather in November »

Weather in December

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

What is the coldest month in West Simsbury?

With an average high-temperature of 32°F (0°C) and an average low-temperature of 20.1°F (-6.6°C), January is the coldest month in West Simsbury, Connecticut.

How many days does it rain in West Simsbury?

In West Simsbury, 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 West Simsbury?

January through May, October through December are months with snowfall in West Simsbury.

How much does it snow in West Simsbury?

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

What is the month with the lowest UV index in West Simsbury?

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 West Simsbury?

The most humid month is February, with an average relative humidity of 80%.

What is the snowiest month in West Simsbury?

The month with the most snowfall in West Simsbury, Connecticut, is February when snow falls for 8.9 days and typically aggregates up to 5.24" (133mm) of snow.

What is the month with the least sunshine in West Simsbury?

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

What is the least humid month in West Simsbury?

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

When it does not snow in West Simsbury?

In West Simsbury snow does not fall in June through September.

When are the longest days in West Simsbury?

June has the longest days of the year in West Simsbury, Connecticut, with an average of 15.2h of daylight.

What are the months with the highest UV index in West Simsbury?

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

What is the warmest month in West Simsbury?

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 West Simsbury?

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

What is the driest month in West Simsbury?

The month with the least rainfall in West Simsbury is September when the rain falls for 12.6 days and typically collects 1.97" (50mm) of precipitation.

What is the wettest month in West Simsbury?

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 West Simsbury?

The month with the shortest days in West Simsbury is December, with an average of 9.2h of daylight.

Average temperature
West Simsbury, CT

Average temperature - West Simsbury, 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
West Simsbury, CT

Average pressure - West Simsbury, 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
West Simsbury, CT

Average wind speed - West Simsbury, 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 humidity
West Simsbury, CT

Average humidity - West Simsbury, 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
West Simsbury, CT

Average rainfall - West Simsbury, 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
West Simsbury, CT

Average rainfall days - West Simsbury, 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
West Simsbury, CT

Average snowfall - West Simsbury, 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
West Simsbury, CT

Average snowfall days - West Simsbury, 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
West Simsbury, CT

Average daylight / Average sunshine - West Simsbury, 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
West Simsbury, CT

Average sunshine days - West Simsbury, 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
West Simsbury, CT

Average UV index - West Simsbury, 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
West Simsbury, CT

Average visibility - West Simsbury, 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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