2025 Compare Climate & Weather:
Renton, WA vs Birmingham, AL

Highlights

On average, there are 213 sunny days per year in Birmingham. Renton averages 151 sunny days per year. The US average is 205 sunny days.

Birmingham, Alabama gets 55.7 inches of rain, on average, per year. Renton, Washington gets 43.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Birmingham averages 1.3 inches of snow per year. Renton averages 5.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Birmingham, Alabama
Summer High: the July high is around 90.4 degrees
Winter Low: the January low is 32.3
Rain: averages 55.7 inches of rain a year
Snow: averages 1.3 inches of snow a year

Renton, Washington
Summer High: the July high is around 76 degrees
Winter Low: the January low is 36.2
Rain: averages 43.6 inches of rain a year
Snow: averages 5.6 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Birmingham is 7.3 (10=best), which means it is about average compared to other places in Alabama.

The annual BestPlaces Comfort Index for Renton is 7.3 (10=best), which means it is more comfortable than most places in Washington.

Today's Weather - Renton, WA

52°F

Today's Weather - Birmingham, AL

69°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Renton / Birmingham

August is the hottest month for Renton with an average high temperature of 76.5°, which ranks it as about average compared to other places in Washington. In Renton, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Renton are August, July and September.

July is the hottest month for Birmingham with an average high temperature of 90.4°, which ranks it as about average compared to other places in Alabama. In Birmingham, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Birmingham are May, October and April.

December has the coldest nighttime temperatures for Renton with an average of 34.8°. This is warmer than most places in Washington.

January has the coldest nighttime temperatures for Birmingham with an average of 32.3°. This is about average compared to other places in Alabama.

In Renton, there are 2.7 days annually when the high temperature is over 90°, which is cooler than most places in Washington.

In Birmingham, there are 50.8 days annually when the high temperature is over 90°, which is about average compared to other places in Alabama.

In Renton, there are 32.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Washington.

In Birmingham, there are 53.6 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Alabama.

In Renton, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Washington.

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

November is the wettest month in Renton with 7.2 inches of rain, and the driest month is July with 0.9 inches. The wettest season is Spring with 38% of yearly precipitation and 9% occurs in Autumn, which is the driest season. The annual rainfall of 43.6 inches in Renton means that it is about average compared to other places in Washington.


March is the wettest month in Birmingham with 5.3 inches of rain, and the driest month is October with 3.5 inches. The wettest season is Summer with 27% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 55.7 inches in Birmingham means that it is about average compared to other places in Alabama.

November is the rainiest month in Renton with 19.3 days of rain, and August is the driest month with only 5.1 rainy days. There are 160.8 rainy days annually in Renton, which is about average compared to other places in Washington. The rainiest season is Spring when it rains 33% of the time and the driest is Autumn with only a 13% chance of a rainy day.

July is the rainiest month in Birmingham with 11.1 days of rain, and September is the driest month with only 7.0 rainy days. There are 112.2 rainy days annually in Birmingham, which is rainier than most places in Alabama. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.

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

An annual snowfall of 1.3 inches in Birmingham means that it is snowier than most places in Alabama.

December is the snowiest month in Renton with 1.9 inches of snow, and 4 months of the year have significant snowfall.

March is the snowiest month in Birmingham with 0.5 inches of snow, and 2 months of the year have significant snowfall.