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      Elev 486 ft, 38.399 °N 88.357 °W

      Fairfield, IL

      Fairfield Station67°
      Updated: 6:16 PM CDT on September 22, 2026 (GMT -5)
      7 minutes ago
      69°
      59°
      67
      Feels Like 67
      Haze
      N
      6
      Same 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
        Tue 09/22
        Low 59°f
         11% Precip. / 0 in
        Cloudy. Low 59F. Winds NNE at 5 to 10 mph.
        Tomorrow
        Wed 09/23
        High 69°f
         7% Precip. / 0 in
        Cloudy. High 69F. Winds NNE at 5 to 10 mph.
        Tomorrow night
        Wed 09/23
        Low 59°f
         9% Precip. / 0 in
        Mostly cloudy skies. Low 59F. Winds NNE at 5 to 10 mph.
        Hourly Forecast
        Now
        67°
        6:50PM
        Sunset
        7PM
        65°
        8PM
        64°
        9PM
        64°
        10PM
        63°
        11PM
        63°
        12AM
        61°
        1AM
        61°
        2AM
        61°
        3AM
        61°
        4AM
        61°
        5AM
        61°
        6AM
        60°
        6:42AM
        Sunrise
        7AM
        60°
        8AM
        61°
        9AM
        63°
        10AM
        65°
        11AM
        67°
        12PM
        67°
        1PM
        67°
        2PM
        67°
        3PM
        68°
        4PM
        68°
        5PM
        68°
        6PM
        66°
        Precipitation
        11%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        21
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.12 in
        2. Visibility 1.2 miles
        3. Clouds Cloudy
        4. Dew Point55°F
        5. Humidity 66%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KFWC Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 81°F 99°F 1940
        4. Low 59°F 56°F 33°F 1983
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 80°F 98°F
        4. Low 59°F 55°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:41 AM 6:50 PM
        3. Civil Twilight 6:14 AM 7:16 PM
        4. Nautical Twilight 5:43 AM 7:47PM
        5. Astronomical Twilight 5:12 AM 8:18 PM
        1. Length of Visible Light 13h 1m
        2. Length of Day 12h 8m
        3. Tomorrow will be 2 minutes 29 seconds shorter
        1. Moon 4:55 PM 2:19 AM
        2. Waxing Gibbous85% 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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