2025 Compare Climate & Weather:
Phoenix, AZ vs Fort Smith, AR

Highlights

On average, there are 214 sunny days per year in Fort Smith. Phoenix averages 299 sunny days per year. The US average is 205 sunny days.

Fort Smith, Arkansas gets 47.7 inches of rain, on average, per year. Phoenix, Arizona gets 9.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Fort Smith averages 4.1 inches of snow per year. Phoenix averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Fort Smith, Arkansas
Summer High: the July high is around 92.6 degrees
Winter Low: the January low is 28.2
Rain: averages 47.7 inches of rain a year
Snow: averages 4.1 inches of snow a year

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

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Fort Smith is 7.1 (10=best), which means it is about average compared to other places in Arkansas.

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

Today's Weather - Phoenix, AZ

76°F

Today's Weather - Fort Smith, AR

69°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Phoenix / Fort Smith

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.

August is the hottest month for Fort Smith with an average high temperature of 93.0°, which ranks it as one of the hottest places in Arkansas. In Fort Smith, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Fort Smith are May, October and April.

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

January has the coldest nighttime temperatures for Fort Smith with an average of 28.2°. This is about average compared to other places in Arkansas.

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

In Fort Smith, there are 64.8 days annually when the high temperature is over 90°, which is hotter than most places in Arkansas.

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 Fort Smith, there are 68.0 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Arkansas.

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.

In Fort Smith, there are 0.2 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Arkansas.

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.


May is the wettest month in Fort Smith with 5.6 inches of rain, and the driest month is August with 2.6 inches. The wettest season is Summer with 30% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 47.7 inches in Fort Smith means that it is drier than most places in Arkansas.

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.

May is the rainiest month in Fort Smith with 9.9 days of rain, and August is the driest month with only 5.7 rainy days. There are 88.7 rainy days annually in Fort Smith, which is less rainy than most places in Arkansas. The rainiest season is Summer when it rains 30% of the time and the driest is Autumn with only a 22% chance of a rainy day.

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

An annual snowfall of 4.1 inches in Fort Smith means that it is snowier than most places in Arkansas.

Any measurable snowfall is a rare occurance in Phoenix.

January is the snowiest month in Fort Smith with 2.0 inches of snow, and 3 months of the year have significant snowfall.