Member Settings
      Elev 591 ft, 39.846 °N 88.947 °W

      Decatur, IL

      Mon, Oct 12, 2026
      Today
      Mon 10/12
      High 90°f
      2% Precip. / 0 in
      Some clouds this morning will give way to generally sunny skies for the afternoon. Near record high temperatures. High around 90F. Winds SW at 10 to 20 mph.
      Tonight
      Mon 10/12
      Low 68°f
      1% Precip. / 0 in
      Some clouds. Low 68F. Winds SW at 10 to 15 mph.
      Sunrise 7:03 AM
      Sunset 6:20 PM
      Moonrise 9:15 AM
      Moonset 7:04 PM
      Waxing Crescent, 4% visible
      Hourly Forecast
      Now
      65°
      5AM
      65°
      6AM
      64°
      7AM
      64°
      7:03AM
      Sunrise
      8AM
      65°
      9AM
      70°
      10AM
      76°
      11AM
      81°
      12PM
      84°
      1PM
      86°
      2PM
      88°
      3PM
      89°
      4PM
      89°
      5PM
      89°
      6PM
      86°
      6:20PM
      Sunset
      7PM
      81°
      8PM
      78°
      9PM
      77°
      10PM
      75°
      11PM
      74°
      12AM
      74°
      1AM
      74°
      2AM
      73°
      3AM
      71°
      4AM
      71°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      5:00 am
      Clear
      65°F 65°F 2% 0in 0% 58°F 78% 8 mph SW 29.93in
      6:00 am
      Clear
      64°F 64°F 2% 0in 7% 58°F 81% 8 mph SW 29.94in
      7:00 am
      Partly Cloudy
      64°F 64°F 2% 0in 30% 58°F 81% 8 mph SSW 29.95in
      8:00 am
      Partly Cloudy
      65°F 65°F 1% 0in 40% 58°F 79% 7 mph SSW 29.95in
      9:00 am
      Partly Cloudy
      70°F 70°F 1% 0in 37% 59°F 68% 9 mph SW 29.95in
      10:00 am
      Partly Cloudy
      76°F 76°F 0% 0in 44% 59°F 58% 11 mph SW 29.94in
      11:00 am
      Sunny
      81°F 82°F 0% 0in 16% 60°F 49% 12 mph SW 29.92in
      12:00 pm
      Sunny
      84°F 85°F 0% 0in 6% 60°F 44% 13 mph SW 29.9in
      1:00 pm
      Sunny
      86°F 88°F 0% 0in 5% 61°F 42% 13 mph SW 29.87in
      2:00 pm
      Sunny
      88°F 89°F 0% 0in 8% 60°F 39% 13 mph SW 29.84in
      3:00 pm
      Sunny
      89°F 90°F 0% 0in 10% 59°F 37% 14 mph SW 29.82in
      4:00 pm
      Sunny
      89°F 89°F 0% 0in 14% 59°F 36% 14 mph SW 29.81in
      5:00 pm
      Sunny
      89°F 89°F 0% 0in 16% 58°F 36% 13 mph SSW 29.8in
      6:00 pm
      Partly Cloudy
      86°F 87°F 0% 0in 39% 59°F 40% 11 mph SSW 29.79in
      7:00 pm
      Partly Cloudy
      81°F 83°F 0% 0in 52% 60°F 49% 9 mph SSW 29.8in
      8:00 pm
      Partly Cloudy
      78°F 80°F 0% 0in 48% 60°F 55% 9 mph SSW 29.81in
      9:00 pm
      Mostly Clear
      77°F 77°F 0% 0in 23% 60°F 57% 10 mph SSW 29.81in
      10:00 pm
      Mostly Clear
      75°F 75°F 0% 0in 23% 60°F 59% 10 mph SSW 29.82in
      11:00 pm
      Mostly Clear
      74°F 74°F 0% 0in 21% 60°F 61% 11 mph SSW 29.83in
      Additional Conditions
      1. Pressure 29.94 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point58°F
      5. Humidity 77%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KDEC Station History
      Almanac for October 12, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 90°F 67°F 92°F 1962
      4. Low 63°F 47°F 20°F 1987
      5. Rain/Snow Depth
      6. Precipitation 0 in 3.4 in -
      7. Snow 0 in 0 in -
      Almanac for October 13, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 91°F 67°F 90°F
      4. Low 68°F 47°F 21°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:03 AM 6:20 PM
      3. Civil Twilight 6:36 AM 6:47 PM
      4. Nautical Twilight 6:04 AM 7:19PM
      5. Astronomical Twilight 5:33 AM 7:50 PM
      1. Length of Visible Light 12h 11m
      2. Length of Day 11h 17m
      3. Tomorrow will be 2 minutes 32 seconds shorter
      1. Moon 9:15 AM 7:04 PM
      2. Waxing Crescent4% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 25
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
      Loading nearby stations…
      Level Access
      Glossary