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Rocky Hill (CT) Climate by Month

The temperature in Rocky Hill can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and cold during the cooler months. It also has a notably wet climate with much precipitation. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

Visitors to Rocky Hill can expect significant temperature changes throughout the year. Average daytime temperatures range from a comfortable 29°C in July, the warmest time of the year, to a chilly 3°C during cooler months like January. At night, temperatures typically average around -7°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Rocky Hill is known for its substantial rain/snowfall, with annual precipitation reaching 1256 mm. While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 151 mm of precipitation, spread over 14 rainy days. In contrast, January experiences a drier climate, with about 86 mm of snow/rainfall spread across 11 snowy/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 Rocky Hill. 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.

Monthly hours of sunshine

Data from: Hartford, the United States of America (11 KM, 7 Miles).

Daily hours of sunshine

Data from: Hartford, the United States of America (11 KM, 7 Miles).

The best time of year to visit Rocky Hill in the United States of America

During the months of May, June 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 Rocky Hill?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Rocky Hill?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Rocky Hill?
    The coldest month is January with an average maximum temperature of 3°C.
  • Which is the wettest month in Rocky Hill?
    June tops the wettest month list with 151 mm of rainfall.
  • Which is the driest month in Rocky Hill?
    January is the driest month with 86 mm of precipitation.
  • Which is the sunniest month in Rocky Hill?
    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.

    Forecast for Rocky Hill (CT)

    Thu   Nov 21
    8°C | 7°C
    NE 18 km/h
    25 mm
    broken clouds and rain

    broken clouds and rain

    Fri   Nov 22
    9°C | 4°C
    S 25 km/h
    12 mm
    overcast and slight rain

    overcast and slight rain

    Sat   Nov 23
    8°C | 3°C
    NW 22 km/h
    1 mm
    overcast and rain

    overcast and rain