2025 Compare Climate & Weather:
Poway, CA vs Phoenix, AZ

Highlights

On average, there are 299 sunny days per year in Phoenix. Poway averages 267 sunny days per year. The US average is 205 sunny days.

Phoenix, Arizona gets 9.2 inches of rain, on average, per year. Poway, California gets 13.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Phoenix averages 0 inches of snow per year. Poway averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Phoenix, Arizona
Summer High: the July high is around 104.5 degrees
Winter Low: the January low is 43.2
Rain: averages 9.2 inches of rain a year
Snow: averages 0 inches of snow a year

Poway, California
Summer High: the July high is around 87.2 degrees
Winter Low: the January low is 42.7
Rain: averages 13.3 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Poway is 8.9 (10=best), which means it is more comfortable than most places in California.

Today's Weather - Poway, CA

53°F

Today's Weather - Phoenix, AZ

61°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Poway / Phoenix

August is the hottest month for Poway with an average high temperature of 88.8°, which ranks it as about average compared to other places in California. In Poway, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Poway are May, October and June.

July is the hottest month for Phoenix with an average high temperature of 104.5°, which ranks it as warmer than most places in Arizona. In Phoenix, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Phoenix are March, November and April.

December has the coldest nighttime temperatures for Poway with an average of 42.4°. This is warmer than most places in California.

December has the coldest nighttime temperatures for Phoenix with an average of 42.2°. This is one of the warmest places in Arizona.

In Poway, there are 52.2 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In Phoenix, there are 163.2 days annually when the high temperature is over 90°, which is hotter than most places in Arizona.

In Poway, there are 4.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Phoenix, there are 3.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Arizona.

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

February is the wettest month in Poway with 3.0 inches of rain, and the driest month is June with 0.1 inches. The wettest season is Spring with 56% of yearly precipitation and 2% occurs in Autumn, which is the driest season. The annual rainfall of 13.3 inches in Poway means that it is drier than most places in California.


August is the wettest month in Phoenix with 1.1 inches of rain, and the driest month is June with 0.0 inches. The wettest season is Spring with 35% of yearly precipitation and 16% occurs in Summer, which is the driest season. The annual rainfall of 9.2 inches in Phoenix means that it is drier than most places in Arizona.

February is the rainiest month in Poway with 7.2 days of rain, and August is the driest month with only 0.4 rainy days. There are 42.0 rainy days annually in Poway, which is less rainy than most places in California. The rainiest season is Spring when it rains 47% of the time and the driest is Autumn with only a 4% chance of a rainy day.

August is the rainiest month in Phoenix with 4.0 days of rain, and June is the driest month with only 0.4 rainy days. There are 33.1 rainy days annually in Phoenix, which is less rainy than most places in Arizona. The rainiest season is Spring when it rains 34% of the time and the driest is Summer with only a 20% chance of a rainy day.

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

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

Any measurable snowfall is a rare occurance in Poway.

Any measurable snowfall is a rare occurance in Phoenix.