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      Heat Advisory
      until 10:00 PM PDT
      Elev 328 ft, 37.952 °N 121.964 °W

      Concord, CA

      Clayton Valley Station62°
      Updated: 1:55 AM PDT on October 2, 2026 (GMT -7)
      19 seconds ago
      94°
      53°
      62
      Feels Like 62
      Clear
      N
      5
      Lower temperature is expected today
      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
        Fri 10/02
        Low 57°f
         3% Precip. / 0 in
        A few clouds. Low 57F. Winds light and variable.
        Tomorrow
        Sat 10/03
        High 91°f
         1% Precip. / 0 in
        Considerable clouds early. Some decrease in clouds later in the day. High 91F. Winds light and variable.
        Tomorrow night
        Sat 10/03
        Low 62°f
         1% Precip. / 0 in
        A few clouds from time to time. Low 62F. Winds light and variable.
        Hourly Forecast
        Now
        60°
        2AM
        60°
        3AM
        60°
        4AM
        60°
        5AM
        62°
        6AM
        60°
        7AM
        60°
        7:04AM
        Sunrise
        8AM
        61°
        9AM
        68°
        10AM
        73°
        11AM
        77°
        12PM
        80°
        1PM
        84°
        2PM
        86°
        3PM
        88°
        4PM
        90°
        5PM
        90°
        6PM
        88°
        6:49PM
        Sunset
        7PM
        83°
        8PM
        78°
        9PM
        75°
        10PM
        73°
        11PM
        72°
        12AM
        70°
        1AM
        69°
        Precipitation
        6%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        43
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.86 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point53°F
        5. Humidity 78%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KCCR Station History
        Almanac for October 2, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 90°F 76°F 99°F 2001
        4. Low 57°F 57°F 43°F 2005
        5. Rain/Snow Depth
        6. Precipitation 0 in 2.9 in -
        7. Snow 0 in 0 in -
        Almanac for October 3, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 99°F 76°F 100°F
        4. Low 62°F 57°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:04 AM 6:49 PM
        3. Civil Twilight 6:38 AM 7:15 PM
        4. Nautical Twilight 6:07 AM 7:45PM
        5. Astronomical Twilight 5:37 AM 8:16 PM
        1. Length of Visible Light 12h 36m
        2. Length of Day 11h 44m
        3. Tomorrow will be 2 minutes 25 seconds shorter
        1. Moon 11:12 PM 2:00 PM
        2. Waning Gibbous53% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
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