National Weather Service Forecast for: Gilroy CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 3:06 pm PST Nov 1, 2026
 
Tonight

Tonight: Mostly clear, with a low around 46. West northwest wind around 5 mph becoming calm in the evening.
Mostly Clear

 Monday

Monday: Partly sunny, with a high near 70. Calm wind.
Partly Sunny

 Monday
Night
Monday Night: Mostly cloudy, with a low around 50. Calm wind becoming north northeast around 5 mph.
Mostly Cloudy

 Tuesday

Tuesday: A 40 percent chance of showers, mainly between 10am and 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 65. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers and
Patchy Fog
 Tuesday
Night
Tuesday Night: A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 48. Light north northeast wind.
Slight Chance
Showers then
Partly Cloudy
 Wednesday

Wednesday: Sunny, with a high near 70.
Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 49.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 74.
Mostly Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 48.
Mostly Clear
Lo 46 °F Hi 70 °F Lo 50 °F Hi 65 °F Lo 48 °F Hi 70 °F Lo 49 °F Hi 74 °F Lo 48 °F

 

Tonight
 
 Mostly clear, with a low around 46. West northwest wind around 5 mph becoming calm in the evening.
Monday
 
 Partly sunny, with a high near 70. Calm wind.
Monday Night
 
 Mostly cloudy, with a low around 50. Calm wind becoming north northeast around 5 mph.
Tuesday
 
 A 40 percent chance of showers, mainly between 10am and 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 65. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 48. Light north northeast wind.
Wednesday
 
 Sunny, with a high near 70.
Wednesday Night
 
 Partly cloudy, with a low around 49.
Thursday
 
 Mostly sunny, with a high near 74.
Thursday Night
 
 Mostly clear, with a low around 48.
Friday
 
 Sunny, with a high near 77.
Friday Night
 
 Mostly clear, with a low around 49.
Saturday
 
 Sunny, with a high near 81.
Saturday Night
 
 Mostly clear, with a low around 51.
Sunday
 
 Mostly sunny, with a high near 81.

 

Forecast from NOAA-NWS for Gilroy CA.