HTTP/1.1 200 OK Server: Apache X-Content-Type-Options: nosniff X-XSS-Protection: 1; mode=block Content-Security-Policy: default-src 'none'; style-src 'self' code.jquery.com *.arcgis.com cdn.jsdelivr.net 'unsafe-inline'; script-src-elem 'self' https://*.weather.gov cdn.gov.cfigroup.com *.digitalgov.gov *.google-analytics.com *.arcgis.com code.jquery.com www.googletagmanager.com s.go-mpulse.net 'unsafe-inline'; img-src 'self' data: *.ncep.noaa.gov *.noaa.gov *.weather.gov *.arcgisonline.com *.arcgis.com maps.google.com; connect-src 'self' *.google-analytics.com *.arcgis.com opengeo.ncep.noaa.gov *.weather.gov; font-src 'self' cdn.jsdelivr.net; script-src 'unsafe-eval' 'unsafe-inline' Referrer-Policy: strict-origin-when-cross-origin Strict-Transport-Security: max-age=31536000; includeSubdomains; preload; Access-Control-Allow-Origin: * Content-Type: text/html; charset=UTF-8 Cache-Control: max-age=900 Expires: Fri, 05 Dec 2025 10:26:10 GMT Date: Fri, 05 Dec 2025 10:11:10 GMT Transfer-Encoding: chunked Connection: keep-alive Connection: Transfer-Encoding National Weather Service
National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 38.01°N 121.9°W (Text-Only)
NWS Forecast for: Pittsburg CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Last Update: 1:40 am PST Dec 5, 2025		Print

  • Overnight

    Overnight: Areas of fog after 3am. Patchy frost between 4am and 5am. Otherwise, partly cloudy, with a low around 37. East wind around 5 mph.

    Low: 37 °F

    Patchy Frost
    and Areas Fog

  • Friday

    Friday: Patchy frost before 8am. Otherwise, mostly sunny, with a high near 56. East wind around 5 mph becoming calm in the afternoon.

    High: 56 °F

    Patchy Frost
    then Sunny

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 42. South southwest wind around 5 mph becoming calm.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind.

    High: 58 °F

    Decreasing
    Clouds

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 45. Calm wind becoming south around 5 mph after midnight.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy



    • Overnight: Areas of fog after 3am. Patchy frost between 4am and 5am. Otherwise, partly cloudy, with a low around 37. East wind around 5 mph.

    Friday: Patchy frost before 8am. Otherwise, mostly sunny, with a high near 56. East wind around 5 mph becoming calm in the afternoon.

    Friday Night: Partly cloudy, with a low around 42. South southwest wind around 5 mph becoming calm.

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind.

    Saturday Night: Partly cloudy, with a low around 45. Calm wind becoming south around 5 mph after midnight.

    Sunday: Partly sunny, with a high near 61.

    Sunday Night: Partly cloudy, with a low around 46.

    Monday: Mostly sunny, with a high near 62.

    Monday Night: Partly cloudy, with a low around 46.

    Tuesday: Partly sunny, with a high near 61.

    Tuesday Night: Partly cloudy, with a low around 47.

    Wednesday: Mostly sunny, with a high near 63.

    Wednesday Night: Mostly clear, with a low around 48.

    Thursday: Mostly sunny, with a high near 62.


    Pittsburg CA
     38.01°N 121.9°W (Elev. 85 ft)

    Visit your local NWS office at: https://www.weather.gov/mtr