California · NWS MTR office

Campbell, CA weather

It is 48°F at LOS GATOS as of Oct 27, 10:32 PM PDT. Tonight: Partly Cloudy then Patchy Fog, low near 44°F. Forecast from the National Weather Service, issued Oct 27, 3:07 PM PDT.

Updated Oct 27, 11:24 PM PDT (snapshot)

Current conditions

Temperature

48°F

Mostly Cloudy · feels like 47°F

Wind

NE 4 mph, gusts 5 mph

Humidity 78% · dew point 42°F

Pressure · visibility

—

Visibility —

Observed at LOS GATOS (LSGC1), Oct 27, 10:32 PM PDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Campbell forecast zone right now.

Around the NWS MTR forecast area

2 active alerts cover zones served by the MTR office near Campbell:

  • Coastal Flood Advisory (2)

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. California has 8 active alerts: see them all.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Campbell (local time)
TimeTempForecastPrecip. chanceWind
Tue 11 PM53°FMostly Cloudy0%WSW 2 mph
Wed 12 AM51°FPartly Cloudy0%SW 2 mph
Wed 1 AM50°FPatchy Fog0%SW 1 mph
Wed 2 AM48°FPatchy Fog0%SW 1 mph
Wed 3 AM46°FPatchy Fog0%WSW 1 mph
Wed 4 AM46°FPatchy Fog0%WSW 1 mph
Wed 5 AM45°FPatchy Fog0%WSW 1 mph
Wed 6 AM45°FPatchy Fog0%W 2 mph
Wed 7 AM45°FPatchy Fog0%W 2 mph
Wed 8 AM45°FPatchy Fog0%W 2 mph
Wed 9 AM51°FSunny0%WNW 2 mph
Wed 10 AM57°FSunny0%NW 2 mph
Wed 11 AM61°FSunny0%NW 5 mph
Wed 12 PM64°FSunny0%NNW 5 mph
Wed 1 PM67°FSunny0%NNW 6 mph
Wed 2 PM68°FSunny0%NNW 6 mph
Wed 3 PM69°FSunny0%NNW 7 mph
Wed 4 PM69°FPartly Sunny0%NNW 7 mph
Wed 5 PM68°FPartly Sunny0%NNW 5 mph
Wed 6 PM66°FMostly Cloudy0%NNW 5 mph
Wed 7 PM63°FMostly Cloudy0%NNW 5 mph
Wed 8 PM59°FMostly Cloudy0%NNW 2 mph
Wed 9 PM57°FMostly Cloudy0%NNW 2 mph
Wed 10 PM55°FMostly Cloudy0%NNW 2 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Campbell can differ.

7-day forecast

Tonight

Low 44°F

Patchy fog after 1am. Partly cloudy, with a low around 44. West southwest wind around 2 mph.

Wednesday

High 69°F·Low 48°F

Patchy fog before 9am. Sunny, with a high near 69. West northwest wind 2 to 7 mph.

Wednesday Night: Mostly cloudy, with a low around 48. East wind 1 to 5 mph.

Thursday

High 70°F·Low 47°F

Mostly cloudy, with a high near 70. South wind 0 to 5 mph.

Thursday Night: Patchy fog after 5am. Mostly cloudy, with a low around 47. Southwest wind 1 to 5 mph.

Friday

High 67°F·Low 44°F

Patchy fog before 9am. Mostly sunny, with a high near 67.

Friday Night: Patchy fog after 2am. Partly cloudy, with a low around 44.

Saturday

High 64°F·Low 44°F

Patchy fog before 9am, then a slight chance of rain. Partly sunny, with a high near 64.

Saturday Night: A slight chance of rain before 4am. Partly cloudy, with a low around 44.

Sunday

High 66°F·Low 45°F

Sunny, with a high near 66.

Sunday Night: Mostly clear, with a low around 45.

Monday

High 71°F·Low 48°F

Mostly sunny, with a high near 71.

Monday Night: A slight chance of rain after 4am. Partly cloudy, with a low around 48.

Tuesday

High 70°F

A chance of rain before 5pm. Mostly sunny, with a high near 70.

Nearby cities

Larger cities in the area

Other cities in Santa Clara County

See every city we cover in California, or check all active alerts.

About this forecast

Forecast office
Campbell is served by the National Weather Service MTR forecast office, forecast zone CAZ513, county zone CAC085.
Location used
The Census Bureau's internal point for Campbell (37.2802, -121.9533), in Santa Clara County. Population: 42,895 (2024 estimate), number 201 of the 296 California cities on this site.
Radar
Nearest NWS radar: KMUX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/37.2802,-121.9533 (forecast issued Oct 27, 3:07 PM PDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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