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

Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 44. Light and variable wind.
Clear then
Patchy Fog
 Monday

Monday: Mostly cloudy, with a high near 69. Calm wind becoming north northwest around 5 mph in the afternoon.
Mostly Cloudy

 Monday
Night
Monday Night: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 48. Calm wind becoming south around 6 mph.
Mostly Cloudy
then Chance
Showers
 Tuesday

Tuesday: Showers likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 66. South southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Showers
Likely
 Tuesday
Night
Tuesday Night: A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 47. Calm wind becoming east southeast 5 to 7 mph in the evening.
Slight Chance
Showers then
Partly Cloudy
 Wednesday

Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 68.
Patchy Fog
then Sunny
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 47.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 70.
Mostly Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 47.
Mostly Clear
Lo 44 °F Hi 69 °F Lo 48 °F Hi 66 °F Lo 47 °F Hi 68 °F Lo 47 °F Hi 70 °F Lo 47 °F

 

Tonight
 
 Patchy fog after 1am. Otherwise, mostly clear, with a low around 44. Light and variable wind.
Monday
 
 Mostly cloudy, with a high near 69. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
 
 A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 48. Calm wind becoming south around 6 mph.
Tuesday
 
 Showers likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 66. South southeast wind around 6 mph. Chance of precipitation is 70%. 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 47. Calm wind becoming east southeast 5 to 7 mph in the evening.
Wednesday
 
 Patchy fog before 9am. Otherwise, mostly sunny, with a high near 68.
Wednesday Night
 
 Partly cloudy, with a low around 47.
Thursday
 
 Mostly sunny, with a high near 70.
Thursday Night
 
 Mostly clear, with a low around 47.
Friday
 
 Sunny, with a high near 73.
Friday Night
 
 Mostly clear, with a low around 49.
Saturday
 
 Sunny, with a high near 75.
Saturday Night
 
 Mostly clear, with a low around 50.
Sunday
 
 Mostly sunny, with a high near 76.

 

Forecast from NOAA-NWS for Santa Clara CA.