National Weather Service Forecast for: San Luis AZ
Issued by: National Weather Service Phoenix, AZ
Updated: 12:12 am MST Dec 5, 2025
 
Overnight

Overnight: Mostly clear, with a low around 42. Northwest wind around 5 mph.
Mostly Clear
Friday

Friday: Sunny, with a high near 70. North wind 5 to 10 mph.
Sunny
Friday
Night
Friday Night: Clear, with a low around 44. Northwest wind around 5 mph becoming calm.
Clear
Saturday

Saturday: Sunny, with a high near 72. Northeast wind around 5 mph.
Sunny
Saturday
Night
Saturday Night: Clear, with a low around 46. Calm wind becoming north northeast around 5 mph.
Clear
Sunday

Sunday: Sunny, with a high near 75. North northeast wind around 5 mph.
Sunny
Sunday
Night
Sunday Night: Clear, with a low around 49. North northwest wind around 5 mph.
Clear
Monday

Monday: Sunny, with a high near 77. North wind 5 to 10 mph.
Sunny
Monday
Night
Monday Night: Clear, with a low around 52. North northwest wind around 5 mph.
Clear
Lo 42 °F Hi 70 °F Lo 44 °F Hi 72 °F Lo 46 °F Hi 75 °F Lo 49 °F Hi 77 °F Lo 52 °F

 

Overnight
 
Mostly clear, with a low around 42. Northwest wind around 5 mph.
Friday
 
Sunny, with a high near 70. North wind 5 to 10 mph.
Friday Night
 
Clear, with a low around 44. Northwest wind around 5 mph becoming calm.
Saturday
 
Sunny, with a high near 72. Northeast wind around 5 mph.
Saturday Night
 
Clear, with a low around 46. Calm wind becoming north northeast around 5 mph.
Sunday
 
Sunny, with a high near 75. North northeast wind around 5 mph.
Sunday Night
 
Clear, with a low around 49. North northwest wind around 5 mph.
Monday
 
Sunny, with a high near 77. North wind 5 to 10 mph.
Monday Night
 
Clear, with a low around 52. North northwest wind around 5 mph.
Tuesday
 
Sunny, with a high near 79. North wind 5 to 10 mph.
Tuesday Night
 
Mostly clear, with a low around 51. North northwest wind around 5 mph.
Wednesday
 
Sunny, with a high near 78. North northeast wind around 5 mph.
Wednesday Night
 
Mostly clear, with a low around 52. North wind around 5 mph.
Thursday
 
Sunny, with a high near 80. North northeast wind around 5 mph.

 

Forecast from NOAA-NWS for San Luis AZ.