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Windsor Locks (CT) Weather and Climate: A Comprehensive Guide

The climate in Windsor Locks is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to cold in the cooler months. It also has a notably wet climate with much precipitation. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

In Windsor Locks, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 30°C in July, the warmest time of the year, to a chilly 2°C during cooler months like January.

At night, temperatures typically drop to an average of around -7°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Windsor Locks experiences significant rain/snowfall throughout the year, averaging 1303 mm of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 156 mm of precipitation, spread over 16 rainy days.

In contrast, November experiences a drier climate, with about 85 mm of rainfall spread across 9 rainy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Windsor Locks. While July receives considerable daily sunshine with up to 9.8 hours, November marks the darkest time of the year, where sunshine is scarce with only 4.6 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Hartford, the United States of America (19 KM, 11 Miles).

Daily hours of sunshine

Data from: Hartford, the United States of America (19 KM, 11 Miles).

Forecast for Windsor Locks (CT)

Fri   Dec 27
3°C | -12°C
SE 3 m/s
partly cloudy and no rain

partly cloudy and no rain

Sat   Dec 28
7°C | -3°C
S 3 m/s
2.4 mm
overcast and slight rain

overcast and slight rain

Sun   Dec 29
12°C | 2°C
S 4 m/s
3.9 mm
overcast and rain

overcast and rain

The best time of year to visit Windsor Locks in the United States of America

During the months of May and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Windsor Locks?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Windsor Locks?
    July has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Windsor Locks?
    The coldest month is January with an average maximum temperature of 2°C.
  • Which is the wettest month in Windsor Locks?
    June tops the wettest month list with 156 mm of rainfall.
  • Which is the driest month in Windsor Locks?
    November is the driest month with 85 mm of precipitation.
  • Which is the sunniest month in Windsor Locks?
    July is the sunniest month with an average of 293 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.