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      Extreme Heat Warning
      until 8:00 PM PDT
      +1 more alert
      Elev 75 ft, 33.869 °N 117.856 °W

      Placentia, CA

      Placentia Station84°
      Updated: 10:01 PM PDT on September 8, 2026 (GMT -7)
      59 seconds ago
      101°
      74°
      84
      Feels Like 87
      Clear
      N
      2
      Similar 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
        Wed 09/09
        Low 79°f
         1% Precip. / 0 in
        Partly cloudy skies. Low 79F. Winds light and variable.
        Tomorrow
        Thu 09/10
        High 101°f
         1% Precip. / 0 in
        Sunshine and clouds mixed. Hot. High 101F. Winds WSW at 5 to 10 mph.
        Tomorrow night
        Thu 09/10
        Low 76°f
         3% Precip. / 0 in
        A few clouds. Low 76F. Winds S at 5 to 10 mph.
        Hourly Forecast
        Now
        85°
        11PM
        83°
        12AM
        82°
        1AM
        81°
        2AM
        81°
        3AM
        80°
        4AM
        80°
        5AM
        80°
        6AM
        80°
        6:31AM
        Sunrise
        7AM
        80°
        8AM
        83°
        9AM
        87°
        10AM
        90°
        11AM
        93°
        12PM
        96°
        1PM
        98°
        2PM
        99°
        3PM
        100°
        4PM
        99°
        5PM
        97°
        6PM
        95°
        7PM
        91°
        7:05PM
        Sunset
        8PM
        88°
        9PM
        86°
        10PM
        85°
        Precipitation
        1%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        35
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.9 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point65°F
        5. Humidity 51%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KFUL Station History
        Almanac for September 9, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 101°F 89°F 102°F 2015
        4. Low 74°F 65°F 56°F 2000
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.4 in -
        7. Snow 0 in 0 in -
        Almanac for September 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 101°F 89°F 100°F
        4. Low 74°F 65°F 54°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:30 AM 7:06 PM
        3. Civil Twilight 6:05 AM 7:31 PM
        4. Nautical Twilight 5:35 AM 8:00PM
        5. Astronomical Twilight 5:05 AM 8:30 PM
        1. Length of Visible Light 13h 25m
        2. Length of Day 12h 35m
        3. Tomorrow will be 2 minutes 4 seconds shorter
        1. Moon 4:52 AM 6:22 PM
        2. Waning Crescent3% 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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