Santa Clara County, CA Weather Forecast
County weather hub
Sunny
Compare major city weather across Santa Clara County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 80.
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
- May 28 to May 29, 2026
- Latest sync
- May 22, 2026 10:02 PM PDT
- Forecast office
- MTR
- Source
- NOAA / NWS
Daily Outlook
This Week in Santa Clara County
Friday looks like the warmest upcoming period in Santa Clara County at 82 degrees F.
Thursday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Thursday at about 3 to 12 mph W.
The forecast from May 28 through May 29 stays mostly dry.
Forecast Details
- Last updated
- May 22, 2026 10:02 PM PDT
- Coverage
- 2 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
Mostly clear, with a low around 52.
Sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
May 28
|
Sunny
|
80°F |
3 to 12 mph
W
|
|
Thursday Night
May 28
|
Mostly Clear
|
52°F |
3 to 12 mph
WSW
|
|
Friday
May 29
|
Sunny
|
82°F |
3 to 12 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.
