National Weather Service United States Department of Commerce
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Last Map Update: Sat, Sep 5, 2026 at 10:54:38 am MST

Temperatures across the region will be at seasonal normals through this holiday weekend. Most areas will remain dry. There will be a few light showers or sprinkles today in southeast California and southwest Arizona.
There will be abundant cloud cover and scattered light showers or sprinkles across southeast California and southwest AZ late this afternoon through tonight. Accumulations around a few hundredths of an inch will be possible.
With August wrapped up we can now take a close look at how August fared. Phoenix came in 4th for the hottest August on record, meanwhile El Centro tied for the warmest, and Yuma came in as the hottest August on record. Additionally the average high temperature was 4-6.4 degrees above normal, and the average low at each site was between 7-9 degrees above normal. The only factor that was not above normal was the precipitation totals, however Phoenix was only 0.03" below the normal.
With August wrapped up that also concludes the meteorological summer season (June-August). Phoenix tied for second hottest, while Yuma and El Centro came in at the 2nd hottest summer on record. The average high, low and mean temperatures were all several degrees above normal, while precipitation totals were below normal.

 

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