Monthly weather forecast and climate
Terryville, CT

Average temperature
Terryville, CT

Average temperature - Terryville, CT

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°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 (20.7°F).

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Average pressure
Terryville, CT

Average pressure - Terryville, 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
Terryville, CT

Average wind speed - Terryville, CT

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average rainfall
Terryville, CT

Average rainfall - Terryville, CT

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (2.24").

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Average rainfall days
Terryville, CT

Average rainfall days - Terryville, CT

Months with the highest number of rainy days are May and July (18.3 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall
Terryville, CT

Average snowfall - Terryville, CT

The month with the highest snowfall is February (5.12").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Terryville, CT

Average snowfall days - Terryville, CT

The month with the highest number of snowfall days is February (9.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Terryville, CT

Average daylight / Average sunshine - Terryville, 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: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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Average sunshine days
Terryville, CT

Average sunshine days - Terryville, CT

The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is June (10 days).

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Average UV index
Terryville, CT

Average UV index - Terryville, 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
Terryville, CT

Average visibility - Terryville, CT

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

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