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      Extreme Heat Warning
      until 8:00 PM PDT
      Elev 800 ft, 34.159 °N 118.057 °W

      Sierra Madre, CA

      Sierra Madre Station81°
      Updated: 11:53 PM PDT on September 9, 2026 (GMT -7)
      3 minutes ago
      109°
      74°
      81
      Feels Like 83
      Clear
      N
      1
      Lower temperature is expected tomorrow
      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 09/10
        Low 78°f
         2% Precip. / 0 in
        A few passing clouds. Low 78F. Winds light and variable.
        Tomorrow
        Fri 09/11
        High 100°f
         1% Precip. / 0 in
        Mostly sunny. Hot. High near 100F. Winds S at 5 to 10 mph.
        Tomorrow night
        Fri 09/11
        Low 74°f
         2% Precip. / 0 in
        Clear skies. Low 74F. Winds SW at 5 to 10 mph.
        Hourly Forecast
        Now
        85°
        12AM
        85°
        1AM
        84°
        2AM
        83°
        3AM
        82°
        4AM
        81°
        5AM
        81°
        6AM
        81°
        6:32AM
        Sunrise
        7AM
        79°
        8AM
        81°
        9AM
        84°
        10AM
        88°
        11AM
        91°
        12PM
        94°
        1PM
        96°
        2PM
        97°
        3PM
        98°
        4PM
        97°
        5PM
        95°
        6PM
        93°
        7PM
        90°
        7:05PM
        Sunset
        8PM
        87°
        9PM
        84°
        10PM
        81°
        11PM
        80°
        Precipitation
        2%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        35
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.92 in
        2. Visibility 9 miles
        3. Clouds Clear
        4. Dew Point62°F
        5. Humidity 47%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KEMT Station History
        Almanac for September 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 109°F 88°F 107°F 1983
        4. Low 74°F 65°F 49°F 1952
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.4 in -
        7. Snow 0 in 0 in -
        Almanac for September 11, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 100°F 88°F 105°F
        4. Low 74°F 65°F 45°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:32 AM 7:05 PM
        3. Civil Twilight 6:06 AM 7:30 PM
        4. Nautical Twilight 5:37 AM 8:00PM
        5. Astronomical Twilight 5:06 AM 8:30 PM
        1. Length of Visible Light 13h 23m
        2. Length of Day 12h 33m
        3. Tomorrow will be 2 minutes 4 seconds shorter
        1. Moon 6:01 AM 6:52 PM
        2. New0% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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