Cloudy skies · Arizona
How cloudy is Phoenix?
In a typical year, the sky over Phoenix is mostly cloudy or overcast about 25% of the time, and clear or nearly clear about 57%.
February is the cloudiest month, mostly cloudy about 37% of the time, and June the least cloudy, at about 12%. Across winter, December to February, it’s mostly cloudy about 35% of the time. That makes it the 6th least cloudy sky of the 116 US cities we track.
Last updated
The forecast for the next 48 hours has the sky mostly cloudy about 6% of the time.
Phoenix is mostly cloudy only about 12% of the time in June, so the sun gets the sky entirely to itself just when it’s least welcome.
Live 48-hour forecast from OpenWeatherMap, refreshed about every half hour. Alerts from the National Weather Service.
The sky at a glance
| Mostly cloudy or overcast, all year | 25% |
|---|---|
| Clear or nearly clear, all year | 57% |
| Mostly cloudy, December to February | 35% |
| Cloudiest month | February, 37% |
| Least cloudy month | June, 12% |
Shares of hours across a typical year. Mostly cloudy means at least five eighths of the sky covered; clear or nearly clear means two eighths or less.
Cities with about the same sky
- Casper, Wyoming: mostly cloudy about 25% of the time
- Honolulu, Hawaii: mostly cloudy about 25% of the time
- El Paso, Texas: mostly cloudy about 26% of the time
More about the weather here
Source: NOAA U.S. Climate Normals, hourly, 1991 to 2020, station USW00023183. Airport sensors see cloud up to about 12,000 feet, so thin high cloud isn’t counted.