2025 Compare Climate & Weather:
Libby, MT vs San Carlos, CA

Highlights

On average, there are 264 sunny days per year in San Carlos. Libby averages 152 sunny days per year. The US average is 205 sunny days.

San Carlos, California gets 26.8 inches of rain, on average, per year. Libby, Montana gets 19.5 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

San Carlos averages 0 inches of snow per year. Libby averages 49 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

San Carlos, California
Summer High: the July high is around 80.4 degrees
Winter Low: the January low is 38.9
Rain: averages 26.8 inches of rain a year
Snow: averages 0 inches of snow a year

Libby, Montana
Summer High: the July high is around 85.1 degrees
Winter Low: the January low is 21
Rain: averages 19.5 inches of rain a year
Snow: averages 49 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for San Carlos is 8.4 (10=best), which means it is more comfortable than most places in California.

The annual BestPlaces Comfort Index for Libby is 6.5 (10=best), which means it is less comfortable than most places in Montana.

Today's Weather - Libby, MT

53°F

Today's Weather - San Carlos, CA

61°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Libby / San Carlos

August is the hottest month for Libby with an average high temperature of 85.2°, which ranks it as warmer than most places in Montana. In Libby, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Libby are June, September and July.

July is the hottest month for San Carlos with an average high temperature of 80.4°, which ranks it as cooler than most places in California. In San Carlos, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for San Carlos are June, September and August.

December has the coldest nighttime temperatures for Libby with an average of 20.5°. This is one of the warmest places in Montana.

December has the coldest nighttime temperatures for San Carlos with an average of 38.5°. This is about average compared to other places in California.

In Libby, there are 23.3 days annually when the high temperature is over 90°, which is hotter than most places in Montana.

In San Carlos, there are 22.9 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Libby, there are 169.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Montana.

In San Carlos, there are 15.2 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in California.

In Libby, there are 4.2 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Montana.

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

November is the wettest month in Libby with 2.6 inches of rain, and the driest month is August with 0.9 inches. The wettest season is Winter with 28% of yearly precipitation and 22% occurs in Autumn, which is the driest season. The annual rainfall of 19.5 inches in Libby means that it is wetter than most places in Montana.


February is the wettest month in San Carlos with 5.3 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 58% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 26.8 inches in San Carlos means that it is wetter than most places in California.

November is the rainiest month in Libby with 14.7 days of rain, and August is the driest month with only 6.1 rainy days. There are 127.8 rainy days annually in Libby, 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.

January is the rainiest month in San Carlos with 11.0 days of rain, and July is the driest month with only 0.9 rainy days. There are 70.1 rainy days annually in San Carlos, which is rainier than most places in California. The rainiest season is Spring when it rains 46% of the time and the driest is Autumn with only a 5% chance of a rainy day.

An annual snowfall of 49.0 inches in Libby means that it is snowier than most places in Montana.

There is rarely any recorded snowfall in San Carlos, ranking it as one of the least snowy places in California.

December is the snowiest month in Libby with 17.8 inches of snow, and 6 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in San Carlos.