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      Elev 682 ft, 39.599 °N 88.612 °W

      Sullivan, IL

      Tue, Sep 29, 2026
      Tonight
      Tue 09/29
      Low 62°f
      7% Precip. / 0 in
      Cloudy. Low 62F. Winds SSE at 5 to 10 mph.
      Tomorrow
      Wed 09/30
      High 87°f
      6% Precip. / 0 in
      Mostly cloudy skies. High 87F. Winds S at 5 to 10 mph.
      Sunrise 6:48 AM
      Sunset 6:39 PM
      Moonrise 8:04 PM
      Moonset 10:15 AM
      Waning Gibbous, 86% visible
      Hourly Forecast
      Now
      73°
      7PM
      71°
      8PM
      68°
      9PM
      66°
      10PM
      65°
      11PM
      64°
      12AM
      64°
      1AM
      64°
      2AM
      64°
      3AM
      64°
      4AM
      64°
      5AM
      64°
      6AM
      64°
      6:49AM
      Sunrise
      7AM
      64°
      8AM
      65°
      9AM
      68°
      10AM
      70°
      11AM
      73°
      12PM
      77°
      1PM
      81°
      2PM
      83°
      3PM
      85°
      4PM
      85°
      5PM
      84°
      6PM
      82°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      7:00 pm
      Mostly Clear
      71°F 71°F 0% 0in 20% 49°F 46% 4 mph SSE 29.93in
      8:00 pm
      Partly Cloudy
      68°F 68°F 0% 0in 40% 50°F 53% 5 mph SSE 29.94in
      9:00 pm
      Partly Cloudy
      66°F 66°F 1% 0in 42% 50°F 55% 5 mph SSE 29.94in
      10:00 pm
      Mostly Cloudy
      65°F 65°F 1% 0in 66% 49°F 57% 5 mph SSE 29.95in
      11:00 pm
      Cloudy
      64°F 64°F 1% 0in 88% 50°F 60% 6 mph SSE 29.95in
      Additional Conditions
      1. Pressure 29.93 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point49°F
      5. Humidity 43%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KMTO Station History
      Almanac for September 29, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 85°F 74°F 100°F 1953
      4. Low 45°F 51°F 34°F 1992
      5. Rain/Snow Depth
      6. Precipitation 0 in 2.9 in -
      7. Snow 0 in 0 in -
      Almanac for September 30, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 87°F 74°F 93°F
      4. Low 63°F 50°F 30°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:48 AM 6:39 PM
      3. Civil Twilight 6:21 AM 7:06 PM
      4. Nautical Twilight 5:50 AM 7:37PM
      5. Astronomical Twilight 5:19 AM 8:09 PM
      1. Length of Visible Light 12h 44m
      2. Length of Day 11h 51m
      3. Tomorrow will be 2 minutes 35 seconds shorter
      1. Moon 8:04 PM 10:15 AM
      2. Waning Gibbous86% of the Moon is Illuminated
      Oct 3
      Waning Half Last Qtr
      Oct 10
      New Moon
      Oct 18
      Waxing Half First Qtr
      Oct 25
      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