2025 Compare Climate & Weather:
Yuma, AZ vs Thermal, CA

Highlights

On average, there are 272 sunny days per year in Thermal. Yuma averages 308 sunny days per year. The US average is 205 sunny days.

Thermal, California gets 3.3 inches of rain, on average, per year. Yuma, Arizona gets 3.5 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Thermal averages 0 inches of snow per year. Yuma averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Thermal, California
Summer High: the July high is around 107.7 degrees
Winter Low: the January low is 40.8
Rain: averages 3.3 inches of rain a year
Snow: averages 0 inches of snow a year

Yuma, Arizona
Summer High: the July high is around 107.9 degrees
Winter Low: the January low is 46.3
Rain: averages 3.5 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Thermal is 7.4 (10=best), which means it is less comfortable than most places in California.

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

Today's Weather - Yuma, AZ

69°F

Today's Weather - Thermal, CA

66°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Yuma / Thermal

July is the hottest month for Yuma with an average high temperature of 107.9°, which ranks it as one of the hottest places in Arizona. In Yuma, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Yuma are November, March and February.

July is the hottest month for Thermal with an average high temperature of 107.7°, which ranks it as one of the hottest places in California. In Thermal, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Thermal are November, February and March.

December has the coldest nighttime temperatures for Yuma with an average of 45.4°. This is one of the warmest places in Arizona.

December has the coldest nighttime temperatures for Thermal with an average of 39.5°. This is warmer than most places in California.

In Yuma, there are 179.7 days annually when the high temperature is over 90°, which is one of the hottest places in Arizona.

In Thermal, there are 184.1 days annually when the high temperature is over 90°, which is one of the hottest places in California.

In Yuma, there are 0.7 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Arizona.

In Thermal, there are 10.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

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

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

December is the wettest month in Yuma with 0.7 inches of rain, and the driest month is June with 0.0 inches. The wettest season is Spring with 42% of yearly precipitation and 14% occurs in Summer, which is the driest season. The annual rainfall of 3.5 inches in Yuma means that it is one of the driest places in Arizona.


February is the wettest month in Thermal with 0.6 inches of rain, and the driest month is May with 0.0 inches. The wettest season is Spring with 52% of yearly precipitation and 12% occurs in Autumn, which is the driest season. The annual rainfall of 3.3 inches in Thermal means that it is one of the driest places in California.

January is the rainiest month in Yuma with 2.3 days of rain, and June is the driest month with only 0.2 rainy days. There are 15.2 rainy days annually in Yuma, which is one of the least rainy places in Arizona. The rainiest season is Spring when it rains 41% of the time and the driest is Summer with only a 18% chance of a rainy day.

January is the rainiest month in Thermal with 2.6 days of rain, and June is the driest month with only 0.1 rainy days. There are 12.8 rainy days annually in Thermal, which is one of the least rainy places in California. The rainiest season is Spring when it rains 52% of the time and the driest is Autumn with only a 9% chance of a rainy day.

There is rarely any recorded snowfall in Yuma, ranking it as one of the least snowy places in Arizona.

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

Any measurable snowfall is a rare occurance in Yuma.

Any measurable snowfall is a rare occurance in Thermal.