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      Elev 181 ft, 39.810 °N 89.395 °W

      Mechanicsburg, IL

      Mechanicsburg Station57°
      Updated: 1:50 AM CDT on September 14, 2026 (GMT -5)
      1 minute ago
      83°
      56°
      57
      Feels Like 57
      Partly Cloudy
      N
      6
      Same temperature is expected today
      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
        Mon 09/14
        Low 55°f
         15% Precip. / 0 in
        Some clouds. Slight chance of a rain shower. Low near 55F. Winds ENE at 5 to 10 mph.
        Tomorrow
        Tue 09/15
        High 82°f
         2% Precip. / 0 in
        Sunshine and clouds mixed. High 82F. Winds ESE at 10 to 15 mph.
        Tomorrow night
        Tue 09/15
        Low 69°f
         3% Precip. / 0 in
        Generally fair. Low 69F. Winds SSE at 10 to 15 mph.
        Hourly Forecast
        Now
        56°
        2AM
        57°
        3AM
        57°
        4AM
        57°
        5AM
        60°
        6AM
        60°
        6:38AM
        Sunrise
        7AM
        60°
        8AM
        62°
        9AM
        65°
        10AM
        69°
        11AM
        72°
        12PM
        74°
        1PM
        77°
        2PM
        78°
        3PM
        80°
        4PM
        81°
        5PM
        81°
        6PM
        80°
        7PM
        77°
        7:07PM
        Sunset
        8PM
        74°
        9PM
        73°
        10PM
        72°
        11PM
        72°
        12AM
        71°
        1AM
        71°
        Precipitation
        15%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        26
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.18 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point52°F
        5. Humidity 87%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSPI Station History
        Almanac for September 14, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 83°F 81°F 100°F 1939
        4. Low 56°F 57°F 37°F 1996
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 81°F 81°F 100°F
        4. Low 56°F 56°F 35°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:37 AM 7:07 PM
        3. Civil Twilight 6:10 AM 7:34 PM
        4. Nautical Twilight 5:38 AM 8:06PM
        5. Astronomical Twilight 5:05 AM 8:39 PM
        1. Length of Visible Light 13h 24m
        2. Length of Day 12h 29m
        3. Tomorrow will be 2 minutes 34 seconds shorter
        1. Moon 10:27 AM 8:35 PM
        2. Waxing Crescent13% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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