2025 Compare Climate & Weather:
Rathdrum, ID vs Kalama, WA

Highlights

On average, there are 139 sunny days per year in Kalama. Rathdrum averages 175 sunny days per year. The US average is 205 sunny days.

Kalama, Washington gets 54.7 inches of rain, on average, per year. Rathdrum, Idaho gets 25.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Kalama averages 7.7 inches of snow per year. Rathdrum averages 40.7 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Kalama, Washington
Summer High: the July high is around 77.9 degrees
Winter Low: the January low is 32.5
Rain: averages 54.7 inches of rain a year
Snow: averages 7.7 inches of snow a year

Rathdrum, Idaho
Summer High: the July high is around 81.5 degrees
Winter Low: the January low is 23.3
Rain: averages 25.6 inches of rain a year
Snow: averages 40.7 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Kalama is 7.0 (10=best), which means it is less comfortable than most places in Washington.

The annual BestPlaces Comfort Index for Rathdrum is 6.7 (10=best), which means it is more comfortable than most places in Idaho.

Today's Weather - Rathdrum, ID

65°F

Today's Weather - Kalama, WA

66°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Rathdrum / Kalama

August is the hottest month for Rathdrum with an average high temperature of 81.6°, which ranks it as cooler than most places in Idaho. In Rathdrum, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Rathdrum are July, August and June.

August is the hottest month for Kalama with an average high temperature of 78.9°, which ranks it as about average compared to other places in Washington. In Kalama, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Kalama are July, August and September.

December has the coldest nighttime temperatures for Rathdrum with an average of 22.7°. This is warmer than most places in Idaho.

December has the coldest nighttime temperatures for Kalama with an average of 32.0°. This is colder than most places in Washington.

In Rathdrum, there are 11.9 days annually when the high temperature is over 90°, which is cooler than most places in Idaho.

In Kalama, there are 9.8 days annually when the high temperature is over 90°, which is hotter than most places in Washington.

In Rathdrum, there are 141.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Idaho.

In Kalama, there are 63.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Washington.

In Rathdrum, there are 2.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Idaho.

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

November is the wettest month in Rathdrum with 3.6 inches of rain, and the driest month is July with 1.0 inches. The wettest season is Spring with 33% of yearly precipitation and 16% occurs in Autumn, which is the driest season. The annual rainfall of 25.6 inches in Rathdrum means that it is wetter than most places in Idaho.


November is the wettest month in Kalama with 8.7 inches of rain, and the driest month is July with 0.7 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 54.7 inches in Kalama means that it is wetter than most places in Washington.

November is the rainiest month in Rathdrum with 14.2 days of rain, and August is the driest month with only 4.3 rainy days. There are 115.9 rainy days annually in Rathdrum, which is rainier than most places in Idaho. The rainiest season is Spring when it rains 30% of the time and the driest is Autumn with only a 16% chance of a rainy day.

November is the rainiest month in Kalama with 21.0 days of rain, and August is the driest month with only 4.7 rainy days. There are 173.6 rainy days annually in Kalama, which is rainier than most places in Washington. The rainiest season is Spring when it rains 33% of the time and the driest is Autumn with only a 12% chance of a rainy day.

An annual snowfall of 40.7 inches in Rathdrum means that it is about average compared to other places in Idaho.

An annual snowfall of 7.7 inches in Kalama means that it is snowier than most places in Washington.

December is the snowiest month in Rathdrum with 14.9 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Kalama with 2.7 inches of snow, and 4 months of the year have significant snowfall.