Climate and Average Weather in Maricopa County, the United States of America

In the United States of America you have several regions, one of which is called Maricopa County. The most popular city in this region is Phoenix, whose climate data we'll examine to provide you with an overview of what weather to expect in Maricopa County. For detailed climate information about other cities in the area, please refer to the section beneath the map further down the page.

In Maricopa County, during the months of February you can expect comfortable weather, with average temperatures ranging from 20°C to 25°C. The hottest season / summer is in April, May, June, July, August, September and October. The coldest month is January with an average maximum temperature of 18°C. However, the specific temperature can vary depending on the exact location within the region.

Additional climate insights:

  • Maricopa County has dry periods in February, March, April, May, June, July, October and November.
  • August is the wettest month in Maricopa County. This month should be avoided if you are not a big fan of rain.
  • June is the driest month.
  • The warmest month in Maricopa County is July with an average maximum temperature of 41°C.
  • The coldest month is January with an average maximum daytime temperature of 18°C.
  • June is the sunniest month in Maricopa County.


Interested in the average weather conditions in Maricopa County in a specific month?

Interested in the detailed Weather and Climate of Maricopa County, the United States of America?

Please select a city below the map you wish to travel to, or the one closest to your destination. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical climate data like humidity wind speed and water temperature.

Popular places in Maricopa County, the United States of America

Select a city to see its average temperature, precipitation and hours of sunshine over the year.

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