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      Elev 2523 ft, 39.219 °N 121.066 °W

      Grass Valley, CA

      High Street Station47°
      Updated: 12:07 AM PDT on October 25, 2026 (GMT -7)
      7 minutes ago
      69°
      45°
      47
      Feels Like 47
      Clear
      N
      4
      Similar temperature is expected today
      Wundermap

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       Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Sun 10/25
        Low 45°f
         1% Precip. / 0 in
        Clear skies. Low around 45F. Winds light and variable.
        Tomorrow
        Mon 10/26
        High 69°f
         1% Precip. / 0 in
        Partly cloudy. High 69F. Winds light and variable.
        Tomorrow night
        Mon 10/26
        Low 52°f
         2% Precip. / 0 in
        Partly cloudy skies. Low 52F. Winds light and variable.
        Hourly Forecast
        Now
        47°
        1AM
        48°
        2AM
        49°
        3AM
        49°
        4AM
        54°
        5AM
        54°
        6AM
        54°
        7AM
        53°
        7:24AM
        Sunrise
        8AM
        53°
        9AM
        58°
        10AM
        62°
        11AM
        64°
        12PM
        66°
        1PM
        67°
        2PM
        67°
        3PM
        67°
        4PM
        67°
        5PM
        65°
        6PM
        63°
        6:11PM
        Sunset
        7PM
        59°
        8PM
        58°
        9PM
        57°
        10PM
        57°
        11PM
        57°
        12AM
        56°
        Precipitation
        1%
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        28
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.06 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point40°F
        5. Humidity 77%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KGOO Station History
        Almanac for October 25, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 69°F 88°F 2017
        4. Low 47°F 42°F 31°F 1971
        5. Rain/Snow Depth
        6. Precipitation 0 in 4.1 in -
        7. Snow 0 in 0 in -
        Almanac for October 26, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 68°F 87°F
        4. Low 49°F 42°F 31°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:24 AM 6:11 PM
        3. Civil Twilight 6:57 AM 6:38 PM
        4. Nautical Twilight 6:25 AM 7:10PM
        5. Astronomical Twilight 5:54 AM 7:41 PM
        1. Length of Visible Light 11h 41m
        2. Length of Day 10h 46m
        3. Tomorrow will be 2 minutes 20 seconds shorter
        1. Moon 5:41 PM 6:55 AM
        2. Full99% of the Moon is Illuminated
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 8
        New Moon
        Nov 17
        Waxing Half First Qtr
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