2025 Compare Climate & Weather:
Susanville, CA vs Plains, MT

Highlights

On average, there are 154 sunny days per year in Plains. Susanville averages 245 sunny days per year. The US average is 205 sunny days.

Plains, Montana gets 18.9 inches of rain, on average, per year. Susanville, California gets 17.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Plains averages 39.4 inches of snow per year. Susanville averages 35.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Plains, Montana
Summer High: the July high is around 86 degrees
Winter Low: the January low is 20.9
Rain: averages 18.9 inches of rain a year
Snow: averages 39.4 inches of snow a year

Susanville, California
Summer High: the July high is around 87 degrees
Winter Low: the January low is 22.9
Rain: averages 17.3 inches of rain a year
Snow: averages 35.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Plains is 6.6 (10=best), which means it is about average compared to other places in Montana.

The annual BestPlaces Comfort Index for Susanville is 7.3 (10=best), which means it is less comfortable than most places in California.

Today's Weather - Susanville, CA

62°F

Today's Weather - Plains, MT

51°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Susanville / Plains

July is the hottest month for Susanville with an average high temperature of 87.0°, which ranks it as cooler than most places in California. In Susanville, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Susanville are June, September and August.

July is the hottest month for Plains with an average high temperature of 86.0°, which ranks it as warmer than most places in Montana. In Plains, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Plains are June, September and August.

January has the coldest nighttime temperatures for Susanville with an average of 22.9°. This is one of the coldest places in California.

December has the coldest nighttime temperatures for Plains with an average of 19.4°. This is warmer than most places in Montana.

In Susanville, there are 24.0 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Plains, there are 26.5 days annually when the high temperature is over 90°, which is hotter than most places in Montana.

In Susanville, there are 145.8 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in California.

In Plains, there are 164.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Montana.

In Susanville, there are 0.7 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in California.

In Plains, there are 5.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Montana.

January is the wettest month in Susanville with 2.8 inches of rain, and the driest month is July with 0.2 inches. The wettest season is Spring with 47% of yearly precipitation and 5% occurs in Autumn, which is the driest season. The annual rainfall of 17.3 inches in Susanville means that it is about average compared to other places in California.


November is the wettest month in Plains with 2.3 inches of rain, and the driest month is July with 1.0 inches. The wettest season is Winter with 27% of yearly precipitation and 22% occurs in Autumn, which is the driest season. The annual rainfall of 18.9 inches in Plains means that it is wetter than most places in Montana.

December is the rainiest month in Susanville with 7.5 days of rain, and August is the driest month with only 0.9 rainy days. There are 54.3 rainy days annually in Susanville, which is about average compared to other places in California. The rainiest season is Spring when it rains 40% of the time and the driest is Autumn with only a 8% chance of a rainy day.

November is the rainiest month in Plains with 14.3 days of rain, and August is the driest month with only 6.3 rainy days. There are 129.5 rainy days annually in Plains, which is one of the rainiest places in Montana. The rainiest season is Spring when it rains 29% of the time and the driest is Autumn with only a 19% chance of a rainy day.

An annual snowfall of 35.2 inches in Susanville means that it is one of the snowiest places in California.

An annual snowfall of 39.4 inches in Plains means that it is about average compared to other places in Montana.

January is the snowiest month in Susanville with 10.2 inches of snow, and 6 months of the year have significant snowfall.

December is the snowiest month in Plains with 13.0 inches of snow, and 6 months of the year have significant snowfall.