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      Elev 39 ft, 37.565 °N 122.330 °W

      San Mateo, CA

      Central San Mateo Station80°
      Updated: 5:59 PM PDT on September 23, 2026 (GMT -7)
      6 minutes ago
      81°
      53°
      80
      Feels Like 81
      Sunny
      N
      11
      Gusts 19 mph
      Lower temperature is expected tomorrow
      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
        Thu 09/24
        Low 57°f
         6% Precip. / 0 in
        Mostly clear. Low 57F. Winds WNW at 10 to 15 mph.
        Tomorrow
        Fri 09/25
        High 75°f
         6% Precip. / 0 in
        Partly cloudy skies. High around 75F. Winds WNW at 10 to 20 mph.
        Tomorrow night
        Fri 09/25
        Low 60°f
         20% Precip. / 0 in
        Mostly cloudy. Low near 60F. Winds WNW at 10 to 15 mph.
        Hourly Forecast
        Now
        81°
        6PM
        80°
        7PM
        76°
        7:04PM
        Sunset
        8PM
        72°
        9PM
        67°
        10PM
        65°
        11PM
        64°
        12AM
        63°
        1AM
        62°
        2AM
        61°
        3AM
        60°
        4AM
        59°
        5AM
        59°
        6AM
        58°
        6:59AM
        Sunrise
        7AM
        58°
        8AM
        61°
        9AM
        64°
        10AM
        67°
        11AM
        71°
        12PM
        72°
        1PM
        73°
        2PM
        74°
        3PM
        73°
        4PM
        72°
        5PM
        70°
        Precipitation
        6%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        60
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.87 in
        2. Visibility 9 miles
        3. Clouds Partly Cloudy
        4. Dew Point55°F
        5. Humidity 40%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSFO Station History
        Almanac for September 24, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 81°F 79°F 99°F 1964
        4. Low 53°F 54°F 40°F 1980
        5. Rain/Snow Depth
        6. Precipitation 0 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for September 25, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 75°F 78°F 99°F
        4. Low 53°F 53°F 41°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:59 AM 7:02 PM
        3. Civil Twilight 6:32 AM 7:28 PM
        4. Nautical Twilight 6:02 AM 7:59PM
        5. Astronomical Twilight 5:31 AM 8:30 PM
        1. Length of Visible Light 12h 56m
        2. Length of Day 12h 3m
        3. Tomorrow will be 2 minutes 23 seconds shorter
        1. Moon 6:04 PM 4:50 AM
        2. Waxing Gibbous96% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
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