National Weather Service Forecast for: Gilroy CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 7:35 pm PST Dec 4, 2025
 
Tonight

Tonight: Clear, with a low around 41. Northwest wind 3 to 5 mph.
Clear
 Friday

Friday: Sunny, with a high near 66. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 44. Calm wind.
Mostly Clear
 Saturday

Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 68. Calm wind becoming north northwest 5 to 7 mph in the morning.
Patchy Fog
then Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 45. Light north northwest wind.
Mostly Clear
 Sunday

Sunday: Mostly sunny, with a high near 69.
Mostly Sunny
 Sunday
Night
Sunday Night: Partly cloudy, with a low around 45.
Partly Cloudy
 Monday

Monday: Sunny, with a high near 69.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 45.
Mostly Clear
Lo 41 °F Hi 66 °F Lo 44 °F Hi 68 °F Lo 45 °F Hi 69 °F Lo 45 °F Hi 69 °F Lo 45 °F

 

Tonight
 
 Clear, with a low around 41. Northwest wind 3 to 5 mph.
Friday
 
 Sunny, with a high near 66. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
 
 Mostly clear, with a low around 44. Calm wind.
Saturday
 
 Patchy fog before 8am. Otherwise, sunny, with a high near 68. Calm wind becoming north northwest 5 to 7 mph in the morning.
Saturday Night
 
 Mostly clear, with a low around 45. Light north northwest wind.
Sunday
 
 Mostly sunny, with a high near 69.
Sunday Night
 
 Partly cloudy, with a low around 45.
Monday
 
 Sunny, with a high near 69.
Monday Night
 
 Mostly clear, with a low around 45.
Tuesday
 
 Mostly sunny, with a high near 70.
Tuesday Night
 
 Partly cloudy, with a low around 47.
Wednesday
 
 Sunny, with a high near 72.
Wednesday Night
 
 Mostly clear, with a low around 47.
Thursday
 
 Sunny, with a high near 72.

 

Forecast from NOAA-NWS for Gilroy CA.