Waterbury (CT) Weather and Climate: A Comprehensive Guide
The temperature in Waterbury 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.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
Visitors to Waterbury can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 28°C in July, the warmest time of the year, to a chilly 2°C during cooler months like February.
At night, temperatures typically drop to an average of around -8°C during these months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Waterbury is known for its substantial rain/snowfall, with annual precipitation reaching 1319 mm. While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 149 mm of precipitation, spread over 14 rainy days. In contrast, January experiences a drier climate, with about 83 mm of snow/rainfall spread across 11 snowy/rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Waterbury. 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
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Waterbury.
The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 58%. Explore our detailed page on humidity levels for further details.
Relative humidity over the year
clear and no rain almost clear and no rain broken clouds and snowForecast for Waterbury (CT)
6 m/s
3 m/s
3 m/s
The best time of year to visit Waterbury 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:
July has an average maximum temperature of 28°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 2°C.
June tops the wettest month list with 149 mm of rainfall.
January is the driest month with 83 mm of precipitation.
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.
