Andover, CT Climate


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Andover, CT has a humid continental climate, with hot summer temperatures and cold winters. In the summer, the average high temperature is in the low to mid 80s Fahrenheit, while in the winter it drops into the 20s and 30s. The area gets an average of 40 inches of precipitation annually, mostly distributed throughout spring and summer months. It is known for its wide range of weather phenomena such as thunderstorms, snowstorms and strong winds.

Andover, Connecticut gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Andover averages 33 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 190 sunny days per year in Andover. The US average is 205 sunny days.

Andover gets some kind of precipitation, on average, 122 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 81 degrees
Winter Low: the January low is 16
Rain: averages 50 inches of rain a year
Snow: averages 33 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Andover is 7.0 (10=best), which means it is about average compared to other places in Connecticut.

9.2 Summer - 5 Winter
August, July and June are the most pleasant months in Andover, while January and February are the least comfortable months.

  ClimateAndover, ConnecticutUnited States
  49.7 in.38.1 in.
  32.9 in.27.8 in.
  121.7 days106.2 days
  190 days205 days
  81.3°85.8°
  16.3°21.7°
  77
  3.64.3
  328 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 Andover with an average high temperature of 81.3°, which ranks it as cooler than most places in Connecticut. In Andover, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Andover are June, August and July.
In Andover, there are 5.6 days annually when the high temperature is over 90°, which is cooler than most places in Connecticut.
January has the coldest nighttime temperatures for Andover with an average of 16.3°. This is colder than most places in Connecticut.
In Andover, there are 138.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Connecticut.
In Andover, there are 4.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Connecticut.
Humidity in Andover 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 Andover with 4.7 inches of rain, and the driest month is February with 3.3 inches. The wettest season is Summer with 26% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 49.7 inches in Andover means that it is about average compared to other places in Connecticut.
May is the rainiest month in Andover with 12.1 days of rain, and February is the driest month with only 9.1 rainy days. There are 121.7 rainy days annually in Andover, which is rainier than most places in Connecticut. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 24% chance of a rainy day.
An annual snowfall of 32.9 inches in Andover means that it is less snowy than most places in Connecticut. January is the snowiest month in Andover with 9.6 inches of snow, and 6 months of the year have significant snowfall.
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