National Weather Service Forecast for: Sun City AZ
Issued by: National Weather Service Phoenix, AZ
Updated: 11:47 pm MST Jun 21, 2026
 
Overnight

Overnight: Mostly clear, with a low around 76. Calm wind.
Mostly Clear
 Monday

Monday: Sunny, with a high near 108. Calm wind becoming southwest around 5 mph in the afternoon.
Sunny
 Monday
Night
Monday Night: Clear, with a low around 80. West southwest wind around 5 mph becoming calm in the evening.
Clear
 Tuesday

Tuesday: Sunny and hot, with a high near 111. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Hot
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 84. West wind 5 to 10 mph becoming light after midnight.
Mostly Clear
 Wednesday

Wednesday: Mostly sunny and hot, with a high near 112. Light south southwest wind becoming west southwest 5 to 10 mph in the morning.
Hot
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 86. West southwest wind 5 to 10 mph becoming light after midnight.
Mostly Clear
 Thursday

Thursday: Sunny and hot, with a high near 112. Light south southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Hot
 Thursday
Night
Thursday Night: Mostly clear, with a low around 85. West southwest wind 5 to 10 mph becoming light south southwest after midnight. Winds could gust as high as 20 mph.
Mostly Clear
Lo 76 °F Hi 108 °F Lo 80 °F Hi 111 °F Lo 84 °F Hi 112 °F Lo 86 °F Hi 112 °F Lo 85 °F

Extreme Heat Watch
 

Overnight
 
 Mostly clear, with a low around 76. Calm wind.
Monday
 
 Sunny, with a high near 108. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
 
 Clear, with a low around 80. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
 
 Sunny and hot, with a high near 111. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 84. West wind 5 to 10 mph becoming light after midnight.
Wednesday
 
 Mostly sunny and hot, with a high near 112. Light south southwest wind becoming west southwest 5 to 10 mph in the morning.
Wednesday Night
 
 Mostly clear, with a low around 86. West southwest wind 5 to 10 mph becoming light after midnight.
Thursday
 
 Sunny and hot, with a high near 112. Light south southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
 
 Mostly clear, with a low around 85. West southwest wind 5 to 10 mph becoming light south southwest after midnight. Winds could gust as high as 20 mph.
Friday
 
 Sunny and hot, with a high near 111. Breezy, with a light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
 
 Mostly clear, with a low around 82. Breezy, with a southwest wind 10 to 15 mph becoming light south southwest after midnight. Winds could gust as high as 25 mph.
Saturday
 
 Sunny, with a high near 108. Breezy, with a south wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
 
 Mostly clear, with a low around 80. Breezy, with a southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Sunday
 
 Sunny, with a high near 104. Breezy, with a south wind 5 to 15 mph, with gusts as high as 20 mph.

 

Forecast from NOAA-NWS for Sun City AZ.