National Weather Service Forecast for: Rancho Mirage CA
Issued by: National Weather Service San Diego, CA
Updated: 12:34 am PDT Aug 20, 2026
 
Overnight

Overnight: Mostly clear, with a low around 88. Calm wind.
Mostly Clear
Thursday

Thursday: Mostly sunny, with a high near 108. Heat index values as high as 114. Calm wind becoming east around 5 mph in the afternoon.
Mostly Sunny
Thursday
Night
Thursday Night: Mostly clear, with a low around 89. West wind around 5 mph becoming calm  in the evening.
Mostly Clear
Friday

Friday: Sunny, with a high near 109. Heat index values as high as 113. Calm wind becoming south around 5 mph in the afternoon.
Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 88. West wind around 5 mph becoming calm  in the evening.
Mostly Clear
Saturday

Saturday: Sunny, with a high near 109.
Sunny
Saturday
Night
Saturday Night: Mostly clear, with a low around 88.
Mostly Clear
Sunday

Sunday: Sunny, with a high near 109.
Sunny
Sunday
Night
Sunday Night: Mostly clear, with a low around 88.
Mostly Clear
Lo 88 °F Hi 108 °F Lo 89 °F Hi 109 °F Lo 88 °F Hi 109 °F Lo 88 °F Hi 109 °F Lo 88 °F

Extreme Heat Warning
 

Overnight
 
Mostly clear, with a low around 88. Calm wind.
Thursday
 
Mostly sunny, with a high near 108. Heat index values as high as 114. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
 
Mostly clear, with a low around 89. West wind around 5 mph becoming calm in the evening.
Friday
 
Sunny, with a high near 109. Heat index values as high as 113. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
 
Mostly clear, with a low around 88. West wind around 5 mph becoming calm in the evening.
Saturday
 
Sunny, with a high near 109.
Saturday Night
 
Mostly clear, with a low around 88.
Sunday
 
Sunny, with a high near 109.
Sunday Night
 
Mostly clear, with a low around 88.
Monday
 
Sunny, with a high near 108.
Monday Night
 
Mostly clear, with a low around 88.
Tuesday
 
Sunny, with a high near 109.
Tuesday Night
 
Mostly clear, with a low around 88.
Wednesday
 
Sunny and hot, with a high near 110.

 

Forecast from NOAA-NWS for Rancho Mirage CA.