2025 Compare Climate & Weather:
Atascadero, CA vs Chico, CA

Highlights

On average, there are 249 sunny days per year in Chico. Atascadero averages 290 sunny days per year. The US average is 205 sunny days.

Chico, California gets 27.8 inches of rain, on average, per year. Atascadero, California gets 20.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Chico averages 0.1 inches of snow per year. Atascadero averages 0.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Chico, California
Summer High: the July high is around 94.4 degrees
Winter Low: the January low is 36.9
Rain: averages 27.8 inches of rain a year
Snow: averages 0.1 inches of snow a year

Atascadero, California
Summer High: the July high is around 88 degrees
Winter Low: the January low is 36.5
Rain: averages 20.7 inches of rain a year
Snow: averages 0.1 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Chico is 8.1 (10=best), which means it is about average compared to other places in California.

The annual BestPlaces Comfort Index for Atascadero is 8.3 (10=best), which means it is more comfortable than most places in California.

Today's Weather - Atascadero, CA

49°F

Today's Weather - Chico, CA

64°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Atascadero / Chico

August is the hottest month for Atascadero with an average high temperature of 88.4°, which ranks it as about average compared to other places in California. In Atascadero, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Atascadero are October, May and June.

July is the hottest month for Chico with an average high temperature of 94.4°, which ranks it as warmer than most places in California. In Chico, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Chico are October, May and April.

December has the coldest nighttime temperatures for Atascadero with an average of 35.5°. This is colder than most places in California.

December has the coldest nighttime temperatures for Chico with an average of 36.8°. This is colder than most places in California.

In Atascadero, there are 59.3 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Chico, there are 82.9 days annually when the high temperature is over 90°, which is hotter than most places in California.

In Atascadero, there are 35.6 days annually when the nighttime low temperature falls below freezing, which is colder than most places in California.

In Chico, there are 21.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in California.

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

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

January is the wettest month in Atascadero with 4.5 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 59% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 20.7 inches in Atascadero means that it is about average compared to other places in California.


January is the wettest month in Chico with 5.5 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 53% of yearly precipitation and 2% occurs in Autumn, which is the driest season. The annual rainfall of 27.8 inches in Chico means that it is wetter than most places in California.

February is the rainiest month in Atascadero with 9.2 days of rain, and July is the driest month with only 0.2 rainy days. There are 48.6 rainy days annually in Atascadero, which is about average compared to other places in California. The rainiest season is Spring when it rains 51% of the time and the driest is Autumn with only a 2% chance of a rainy day.

January is the rainiest month in Chico with 11.9 days of rain, and July is the driest month with only 0.1 rainy days. There are 65.0 rainy days annually in Chico, which is rainier than most places in California. The rainiest season is Spring when it rains 48% of the time and the driest is Autumn with only a 3% chance of a rainy day.

An annual snowfall of 0.1 inches in Atascadero means that it is snowier than most places in California.

An annual snowfall of 0.1 inches in Chico means that it is snowier than most places in California.

December is the snowiest month in Atascadero with 0.1 inches of snow, and no months of the year have significant snowfall.

December is the snowiest month in Chico with 0.1 inches of snow, and no months of the year have significant snowfall.