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      Elev 591 ft, 39.846 °N 88.947 °W

      Decatur, IL

      Mon, Oct 26, 2026
      Today
      Mon 10/26
      High 77°f
      2% Precip. / 0 in
      Partly cloudy. Warm. High 77F. Winds light and variable.
      Tonight
      Mon 10/26
      Low 48°f
      5% Precip. / 0 in
      Partly cloudy skies. Low 48F. Winds light and variable.
      Sunrise 7:18 AM
      Sunset 6:00 PM
      Moonrise 6:02 PM
      Moonset 7:56 AM
      Waning Gibbous, 98% visible
      Hourly Forecast
      Now
      49°
      6AM
      48°
      7AM
      48°
      7:17AM
      Sunrise
      8AM
      50°
      9AM
      56°
      10AM
      63°
      11AM
      67°
      12PM
      71°
      1PM
      73°
      2PM
      75°
      3PM
      75°
      4PM
      75°
      5PM
      74°
      6PM
      69°
      6:00PM
      Sunset
      7PM
      64°
      8PM
      61°
      9PM
      59°
      10PM
      57°
      11PM
      55°
      12AM
      54°
      1AM
      52°
      2AM
      51°
      3AM
      50°
      4AM
      50°
      5AM
      50°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      6:00 am
      Mostly Clear
      48°F 48°F 2% 0in 22% 44°F 86% 0 mph S 30.33in
      7:00 am
      Partly Cloudy
      48°F 48°F 2% 0in 30% 45°F 87% 0 mph S 30.33in
      8:00 am
      Partly Cloudy
      50°F 50°F 2% 0in 35% 46°F 84% 1 mph SSW 30.34in
      9:00 am
      Mostly Cloudy
      56°F 56°F 1% 0in 60% 49°F 77% 2 mph SSW 30.35in
      10:00 am
      Mostly Cloudy
      63°F 63°F 1% 0in 73% 51°F 65% 2 mph SSW 30.34in
      11:00 am
      Mostly Cloudy
      67°F 67°F 0% 0in 64% 50°F 54% 3 mph SSW 30.33in
      12:00 pm
      Mostly Cloudy
      71°F 71°F 0% 0in 74% 50°F 47% 3 mph SSW 30.31in
      1:00 pm
      Partly Cloudy
      73°F 73°F 0% 0in 55% 49°F 42% 3 mph SSW 30.28in
      2:00 pm
      Mostly Cloudy
      75°F 75°F 0% 0in 79% 48°F 38% 4 mph S 30.25in
      3:00 pm
      Mostly Cloudy
      75°F 75°F 0% 0in 72% 47°F 37% 4 mph SSW 30.24in
      4:00 pm
      Mostly Cloudy
      75°F 75°F 0% 0in 67% 47°F 38% 4 mph SSW 30.22in
      5:00 pm
      Partly Cloudy
      74°F 74°F 0% 0in 59% 50°F 43% 3 mph SSW 30.22in
      6:00 pm
      Partly Cloudy
      69°F 69°F 0% 0in 54% 49°F 49% 3 mph SSE 30.22in
      7:00 pm
      Partly Cloudy
      64°F 64°F 1% 0in 37% 50°F 60% 3 mph SSE 30.23in
      8:00 pm
      Mostly Clear
      61°F 61°F 1% 0in 24% 50°F 68% 2 mph SE 30.24in
      9:00 pm
      Mostly Clear
      59°F 59°F 2% 0in 21% 49°F 72% 2 mph SSE 30.24in
      10:00 pm
      Mostly Clear
      57°F 57°F 3% 0in 25% 49°F 77% 2 mph SE 30.24in
      11:00 pm
      Partly Cloudy
      55°F 55°F 3% 0in 35% 49°F 81% 3 mph SE 30.25in
      Additional Conditions
      1. Pressure 30.32 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point44°F
      5. Humidity 84%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KDEC Station History
      Almanac for October 26, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 77°F 61°F 84°F 1963
      4. Low 47°F 42°F 17°F 1962
      5. Rain/Snow Depth
      6. Precipitation 0 in 4.1 in -
      7. Snow 0 in 0 in -
      Almanac for October 27, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 73°F 60°F 87°F
      4. Low 48°F 42°F 19°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:18 AM 6:00 PM
      3. Civil Twilight 6:50 AM 6:28 PM
      4. Nautical Twilight 6:18 AM 7:00PM
      5. Astronomical Twilight 5:47 AM 7:31 PM
      1. Length of Visible Light 11h 38m
      2. Length of Day 10h 42m
      3. Tomorrow will be 2 minutes 24 seconds shorter
      1. Moon 6:02 PM 7:56 AM
      2. Waning Gibbous98% of the Moon is Illuminated
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nov 24
      Full Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary