How Often Does the Sun Shine in Tucson?
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How Often Does the Sun Shine in Tucson?

The average annual sunshine level in Tucson, plus how the city compares to other cities in Arizona and the United States.

The average annual sunshine level in the city of Tucson, Arizona is 85%. That means, on average, the sun is shining 85% of the possible time it could be shining in Tucson on a yearly basis. The rest of the time clouds block the sun.

Sunshine levels do not vary much in Tucson, regardless of the months and seasons of the year. The sunniest month of the year in Tucson is June, when it is sunny 93% of the time, followed closely by May at 92%. The next sunniest month is April at 90%, followed by October at 88%, September at 87%, March at 86%.

The least sunniest month of the year in Tucson is actually July, which averages 78% sunshine, followed closely by December which averages 79% sunshine. The next least sunniest months in Tucson are January and August, which both average 80% sunshine, followed by February which averages 82% sunshine, and November at 84%.

Looking at the monthly sunshine levels in Tucson, one can see that the city has abundant sunshine all year. Even the least sunniest month of the year, July at 78%, is very sunny. Only seven other cities in the United States average a higher sunshine level. I've been to Tucson about a dozen times and it's been sunny every single time.

Image Source

How the Sunshine Level in Tucson Compares to Other Cities in Arizona and Nearby

The state of Arizona is the sunniest state in the United States, and one of the sunniest places on the planet. Tucson is no exception, though it is not the sunniest city in Arizona, as you can see below.

Yuma - 90%

Phoenix - 85%

El Paso - 84%

Flagstaff - 78%

Image Source by Saguaro Pictures

Cities in the United States at Around 85% Annual Sunshine Levels

All the following cities also average around 85% annual sunshine. That does not mean any of the cities have the same climate as Sacramento, just that they average around the same amount of annual sunshine or more.

Redding, California - 88%

Las Vegas, Nevada - 85%

Reno, Nevada - 79%

Fresno, California - 79%

Sacramento, California - 78%

Albuquerque, New Mexico - 76%

Key West, Florida - 76%

Pueblo, Colorado - 76%

Overall, Tucson ranks as one of the sunniest cities in the United States, and in the world. Only two cities in the United States are sunnier. The city with lowest annual average sunshine level in the United States is Juneau, Alaska at 30%.

For more see 10 All-Time Hottest Weather Temperature Days in Phoenix

How Often Does the Sun Shine in Phoenix

Beautiful National Parks and Monuments in Arizona


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Comments (2)

Useful info. Thanks Joe for the update again!

Interesting and informative share. thanks