2025 Compare Climate & Weather:
Centralia, WA vs Sterling, CT

Highlights

On average, there are 201 sunny days per year in Sterling. Centralia averages 136 sunny days per year. The US average is 205 sunny days.

Sterling, Connecticut gets 50.9 inches of rain, on average, per year. Centralia, Washington gets 49.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Sterling averages 42.6 inches of snow per year. Centralia averages 5.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Sterling, Connecticut
Summer High: the July high is around 80.4 degrees
Winter Low: the January low is 15.1
Rain: averages 50.9 inches of rain a year
Snow: averages 42.6 inches of snow a year

Centralia, Washington
Summer High: the July high is around 77.8 degrees
Winter Low: the January low is 34.7
Rain: averages 49.6 inches of rain a year
Snow: averages 5.6 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Sterling is 6.9 (10=best), which means it is less comfortable than most places in Connecticut.

The annual BestPlaces Comfort Index for Centralia is 7.2 (10=best), which means it is more comfortable than most places in Washington.

Today's Weather - Centralia, WA

42°F

Today's Weather - Sterling, CT

59°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Centralia / Sterling

August is the hottest month for Centralia with an average high temperature of 78.7°, which ranks it as about average compared to other places in Washington. In Centralia, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Centralia are July, August and September.

July is the hottest month for Sterling with an average high temperature of 80.4°, which ranks it as cooler than most places in Connecticut. In Sterling, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sterling are August, June and July.

December has the coldest nighttime temperatures for Centralia with an average of 33.5°. This is about average compared to other places in Washington.

January has the coldest nighttime temperatures for Sterling with an average of 15.1°. This is colder than most places in Connecticut.

In Centralia, there are 6.4 days annually when the high temperature is over 90°, which is about average compared to other places in Washington.

In Sterling, there are 3.3 days annually when the high temperature is over 90°, which is cooler than most places in Connecticut.

In Centralia, there are 55.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Washington.

In Sterling, there are 144.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Connecticut.

In Centralia, there are 0.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Washington.

In Sterling, there are 4.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Connecticut.

November is the wettest month in Centralia with 8.4 inches of rain, and the driest month is July with 0.6 inches. The wettest season is Spring with 41% of yearly precipitation and 7% occurs in Autumn, which is the driest season. The annual rainfall of 49.6 inches in Centralia means that it is wetter than most places in Washington.


March is the wettest month in Sterling with 4.9 inches of rain, and the driest month is February with 3.6 inches. The wettest season is Winter with 26% of yearly precipitation and 24% occurs in Spring, which is the driest season. The annual rainfall of 50.9 inches in Sterling means that it is wetter than most places in Connecticut.

November is the rainiest month in Centralia with 20.4 days of rain, and August is the driest month with only 4.7 rainy days. There are 166.7 rainy days annually in Centralia, which is rainier than most places in Washington. The rainiest season is Spring when it rains 34% of the time and the driest is Autumn with only a 12% chance of a rainy day.

May is the rainiest month in Sterling with 11.8 days of rain, and September is the driest month with only 9.1 rainy days. There are 123.0 rainy days annually in Sterling, which is rainier than most places in Connecticut. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 5.6 inches in Centralia means that it is about average compared to other places in Washington.

An annual snowfall of 42.6 inches in Sterling means that it is snowier than most places in Connecticut.

February is the snowiest month in Centralia with 2.2 inches of snow, and 4 months of the year have significant snowfall.

January is the snowiest month in Sterling with 12.2 inches of snow, and 6 months of the year have significant snowfall.