Santa Clara County, CA Weather Forecast
County weather hub
Light Rain then Showers And Thunderstorms
Compare major city weather across Santa Clara County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Rain before 2pm, then showers and thunderstorms. Cloudy, with a high near 62. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Santa Clara County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 16 of 16 mapped cities in Santa Clara County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 11 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 2:29 AM PDT
- Forecast office
- MTR
- Source
- NOAA / NWS
Daily Outlook
This Week in Santa Clara County
Wednesday looks like the warmest upcoming period in Santa Clara County at 70 degrees F.
Sunday Night is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Saturday at about 6 to 18 mph SSW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 2:29 AM PDT
- Coverage
- 5 days
- Time zone
- America/Los_Angeles
- Forecast office
- MTR
- Radar station
- KMUX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms before 8pm, then rain between 8pm and 11pm, then showers and thunderstorms between 11pm and 2am, then rain. Mostly cloudy, with a low around 44.
Rain likely before 11am, then showers and thunderstorms between 11am and 5pm, then a chance of rain. Mostly cloudy, with a high near 57.
A chance of rain before 11pm. Partly cloudy, with a low around 42.
Mostly sunny, with a high near 62.
Mostly clear, with a low around 42.
Sunny, with a high near 68.
Mostly clear, with a low around 44.
Mostly sunny, with a high near 70.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 11
|
Light Rain then Showers And Thunderstorms
|
62°F |
6 to 18 mph
SSW
|
|
Saturday Night
Apr 11
|
Showers And Thunderstorms
|
44°F |
7 to 14 mph
SSW
|
|
Sunday
Apr 12
|
Showers And Thunderstorms
|
57°F |
7 to 13 mph
SW
|
|
Sunday Night
Apr 12
|
Chance Light Rain then Partly Cloudy
|
42°F |
3 to 10 mph
WSW
|
|
Monday
Apr 13
|
Mostly Sunny
|
62°F |
3 to 10 mph
W
|
|
Monday Night
Apr 13
|
Mostly Clear
|
42°F |
3 to 10 mph
WSW
|
|
Tuesday
Apr 14
|
Sunny
|
68°F |
2 to 9 mph
WSW
|
|
Tuesday Night
Apr 14
|
Mostly Clear
|
44°F |
2 to 9 mph
WSW
|
|
Wednesday
Apr 15
|
Mostly Sunny
|
70°F |
2 to 8 mph
WSW
|
Major City Forecasts
Live forecast snapshots for major cities across Santa Clara County.
Coverage
Forecast coverage currently spans 16 of 16 mapped cities in Santa Clara County.
Largest mapped city population in this region: 1,013,616.
