Thomaston, CT Climate


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Thomaston, CT has a humid continental climate with hot and humid summers and cold, snowy winters. Average temperatures range from around 27°F in January to 73°F in July. On average, the town receives 45 inches of precipitation annually, mostly in the form of rain but also snow during the winter months. The area experiences frequent thunderstorms in summer with occasional hail and high winds. Snowfall can be significant throughout the winter months, especially in higher elevations such as Thomaston Hill.

Thomaston, Connecticut gets 52 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Thomaston averages 44 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 201 sunny days per year in Thomaston. The US average is 205 sunny days.

Thomaston gets some kind of precipitation, on average, 120 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 83 degrees
Winter Low: the January low is 13
Rain: averages 52 inches of rain a year
Snow: averages 44 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Thomaston is 6.8 (10=best), which means it is less comfortable than most places in Connecticut.

9 Summer - 4.7 Winter
August, July and June are the most pleasant months in Thomaston, while January and February are the least comfortable months.

  ClimateThomaston, ConnecticutUnited States
  52.4 in.38.1 in.
  44.2 in.27.8 in.
  119.5 days106.2 days
  201 days205 days
  82.8°85.8°
  13.4°21.7°
  6.87
  3.44.3
  381 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Thomaston with an average high temperature of 82.8°, which ranks it as about average compared to other places in Connecticut. In Thomaston, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Thomaston are June, August and September.
In Thomaston, there are 7.8 days annually when the high temperature is over 90°, which is about average compared to other places in Connecticut.
January has the coldest nighttime temperatures for Thomaston with an average of 13.4°. This is one of the coldest places in Connecticut.
In Thomaston, there are 155.9 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Connecticut.
In Thomaston, there are 7.2 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Connecticut.
Humidity in Thomaston is generally low and comfortable. But there some days when the humidity becomes unpleasant, especially in July and August. The most humid months (but still comfortable) are July, August and June.
October is the wettest month in Thomaston with 5.0 inches of rain, and the driest month is February with 3.6 inches. The wettest season is Winter with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 52.4 inches in Thomaston means that it is wetter than most places in Connecticut.
May is the rainiest month in Thomaston with 12.1 days of rain, and February is the driest month with only 8.2 rainy days. There are 119.5 rainy days annually in Thomaston, which is about average compared to other places in Connecticut. The rainiest season is Summer when it rains 28% of the time and the driest is Spring with only a 23% chance of a rainy day.
An annual snowfall of 44.2 inches in Thomaston means that it is snowier than most places in Connecticut. January is the snowiest month in Thomaston with 11.9 inches of snow, and 6 months of the year have significant snowfall.
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