National Weather Service forecast

Grass Valley, California Weather

40°Tonight: Patchy Fog
Wind ENE 1 to 5 mph
7-DayHourlyRadar

Grass Valley 7-Day Forecast

  1. Tonight
    40°F
    Patchy Fog
    1% chance of precipitation

    Patchy fog before 1am. Mostly clear, with a low around 40. East northeast wind 1 to 5 mph.

  2. Wednesday
    62°F
    Sunny
    1% chance of precipitation

    Sunny. High near 62, with temperatures falling to around 54 in the afternoon. Northwest wind 1 to 6 mph.

  3. Wednesday Night
    42°F
    Patchy Fog then Partly Cloudy
    1% chance of precipitation

    Patchy fog between 11pm and midnight. Partly cloudy, with a low around 42. Northeast wind around 3 mph.

  4. Thursday
    67°F
    Sunny

    Sunny, with a high near 67. Northwest wind around 3 mph.

  5. Thursday Night
    44°F
    Mostly Clear

    Mostly clear, with a low around 44. Northeast wind 1 to 5 mph.

  6. Friday
    69°F
    Sunny

    Sunny, with a high near 69.

  7. Friday Night
    46°F
    Mostly Clear

    Mostly clear, with a low around 46.

  8. Saturday
    71°F
    Sunny

    Sunny, with a high near 71.

  9. Saturday Night
    48°F
    Mostly Clear

    Mostly clear, with a low around 48.

  10. Sunday
    71°F
    Sunny

    Sunny, with a high near 71.

  11. Sunday Night
    48°F
    Partly Cloudy

    Partly cloudy, with a low around 48.

  12. Monday
    68°F
    Mostly Sunny
    1% chance of precipitation

    Mostly sunny, with a high near 68.

  13. Monday Night
    47°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 47.

  14. Tuesday
    67°F
    Sunny then Slight Chance Light Rain
    15% chance of precipitation

    A slight chance of rain after 4pm. Sunny, with a high near 67.

Issued by the National Weather Service (STO office), updated .

Grass Valley Hourly Forecast

Loading the next 48 hours…

Full 100+ hour forecast for Grass Valley

Grass Valley Weather Radar

Open the full radar for Grass Valley

About Grass Valley

Population (2020 Census)
14,016
Coordinates
39.224, -121.052
Elevation
2,657 ft
NWS forecast office
STO
Time zone
America/Los Angeles
Sunrise today
6:34 AM PST
Sunset today
5:01 PM PST
Daylight today
10 h 27 min

Grass Valley Weather Questions

What is the weather forecast for Grass Valley, California?

Tonight: Patchy fog before 1am. Mostly clear, with a low around 40. East northeast wind 1 to 5 mph. Wednesday: Sunny. High near 62, with temperatures falling to around 54 in the afternoon. Northwest wind 1 to 6 mph.

Will it rain or snow in Grass Valley this week?

Not much. The highest chance of precipitation in the 7-day forecast is 15%, Tuesday.

How warm and how cold will it get in Grass Valley this week?

The warmest day is Saturday, with a high near 71°F. The coldest night is Tonight, with a low near 40°F.

What time are sunrise and sunset in Grass Valley today?

Sunrise is at 6:34 AM PST and sunset is at 5:01 PM PST, for 10 h 27 min of daylight.

Weather near Grass Valley

Largest cities in California

All California cities