National Weather Service Forecast for: Campbell CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:25 am PST Dec 22, 2025
 
Today

Today: Rain. Patchy fog before noon. High near 62. Southeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain and
Patchy Fog
 Tonight

Tonight: Rain likely. Patchy fog. Otherwise, cloudy, with a low around 51. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Rain Likely
and Patchy
Fog
 Tuesday

Tuesday: Rain likely. Patchy fog before 7am. Otherwise, cloudy, with a high near 62. South southeast wind 10 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain Likely
and Patchy
Fog
 Tuesday
Night
Tuesday Night: Rain. Low around 50. Breezy, with a south wind 18 to 23 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Rain and
Breezy
 Wednesday

Wednesday: Rain. Patchy fog before noon. High near 60. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain and
Patchy Fog
 Wednesday
Night
Wednesday Night: Rain. Low around 48. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Rain

 Christmas
Day
Christmas Day: Rain. High near 56. Chance of precipitation is 100%.
Rain

 Thursday
Night
Thursday Night: Rain before 10pm, then showers and possibly a thunderstorm after 10pm. Cloudy, with a low around 46.
Showers

 Friday

Friday: Rain likely, mainly before 4pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 56.
Rain Likely
and Patchy
Fog
Hi 62 °F Lo 51 °F Hi 62 °F Lo 50 °F Hi 60 °F Lo 48 °F Hi 56 °F Lo 46 °F Hi 56 °F

High Wind Watch
Flood Watch
 

Today
 
 Rain. Patchy fog before noon. High near 62. Southeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
 
 Rain likely. Patchy fog. Otherwise, cloudy, with a low around 51. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
 
 Rain likely. Patchy fog before 7am. Otherwise, cloudy, with a high near 62. South southeast wind 10 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
 
 Rain. Low around 50. Breezy, with a south wind 18 to 23 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
 
 Rain. Patchy fog before noon. High near 60. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
 
 Rain. Low around 48. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Christmas Day
 
 Rain. High near 56. Chance of precipitation is 100%.
Thursday Night
 
 Rain before 10pm, then showers and possibly a thunderstorm after 10pm. Cloudy, with a low around 46.
Friday
 
 Rain likely, mainly before 4pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 56.
Friday Night
 
 A chance of rain, mainly before 10pm. Patchy fog. Otherwise, partly cloudy, with a low around 39.
Saturday
 
 A slight chance of rain. Areas of fog. Otherwise, mostly sunny, with a high near 56.
Saturday Night
 
 Patchy fog. Otherwise, mostly clear, with a low around 37.
Sunday
 
 Areas of fog. Otherwise, mostly sunny, with a high near 57.

 

Forecast from NOAA-NWS for Campbell CA.