2025 Compare Climate & Weather:
Odessa, DE vs Phoenix, AZ

Highlights

On average, there are 299 sunny days per year in Phoenix. Odessa averages 202 sunny days per year. The US average is 205 sunny days.

Phoenix, Arizona gets 9.2 inches of rain, on average, per year. Odessa, Delaware gets 45 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. Odessa averages 14.6 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

Odessa, Delaware
Summer High: the July high is around 86.6 degrees
Winter Low: the January low is 24.8
Rain: averages 45 inches of rain a year
Snow: averages 14.6 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 Odessa is 7.3 (10=best), which means it is about average compared to other places in Delaware.

Today's Weather - Odessa, DE

39°F

Today's Weather - Phoenix, AZ

56°F

Average Monthly High / Low (°F)

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

July is the hottest month for Odessa with an average high temperature of 86.6°, which ranks it as about average compared to other places in Delaware. In Odessa, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Odessa are September, May 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.

January has the coldest nighttime temperatures for Odessa with an average of 24.8°. This is colder than most places in Delaware.

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

In Odessa, there are 19.0 days annually when the high temperature is over 90°, which is cooler than most places in Delaware.

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

In Odessa, there are 92.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Delaware.

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

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.

September is the wettest month in Odessa with 4.4 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Summer with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 45.0 inches in Odessa means that it is drier than most places in Delaware.


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 rainiest month in Odessa with 11.1 days of rain, and October is the driest month with only 7.9 rainy days. There are 113.0 rainy days annually in Odessa, which is about average compared to other places in Delaware. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 22% 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.

An annual snowfall of 14.6 inches in Odessa means that it is snowier than most places in Delaware.

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

February is the snowiest month in Odessa with 5.9 inches of snow, and 4 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Phoenix.