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      Elev 568 ft, 39.759 °N 89.530 °W

      Rochester, IL

      Wed, Sep 30, 2026
      Today
      Wed 09/30
      High 84°f
      13% Precip. / 0 in
      Partly cloudy. High 84F. Winds SSW at 5 to 10 mph.
      Tonight
      Wed 09/30
      Low 73°f
      2% Precip. / 0 in
      Cloudy. Low 73F. Winds S at 10 to 15 mph.
      Sunrise 6:53 AM
      Sunset 6:41 PM
      Moonrise 8:51 PM
      Moonset 11:35 AM
      Waning Gibbous, 77% visible
      Hourly Forecast
      Now
      82°
      2PM
      82°
      3PM
      83°
      4PM
      83°
      5PM
      83°
      6PM
      82°
      6:42PM
      Sunset
      7PM
      79°
      8PM
      77°
      9PM
      77°
      10PM
      76°
      11PM
      76°
      12AM
      76°
      1AM
      75°
      2AM
      75°
      3AM
      75°
      4AM
      75°
      5AM
      74°
      6AM
      74°
      6:54AM
      Sunrise
      7AM
      74°
      8AM
      75°
      9AM
      77°
      10AM
      79°
      11AM
      82°
      12PM
      84°
      1PM
      84°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      2:00 pm
      Partly Cloudy
      82°F 83°F 13% 0in 49% 57°F 43% 8 mph SSW 29.86in
      3:00 pm
      Partly Cloudy
      83°F 83°F 4% 0in 46% 58°F 43% 8 mph SSW 29.85in
      4:00 pm
      Mostly Cloudy
      83°F 84°F 2% 0in 60% 59°F 43% 7 mph SSW 29.83in
      5:00 pm
      Mostly Cloudy
      83°F 84°F 0% 0in 71% 58°F 42% 7 mph S 29.83in
      6:00 pm
      Mostly Cloudy
      82°F 83°F 0% 0in 77% 59°F 46% 6 mph S 29.83in
      7:00 pm
      Mostly Cloudy
      79°F 81°F 1% 0in 65% 61°F 53% 5 mph SSE 29.83in
      8:00 pm
      Cloudy
      77°F 77°F 1% 0in 80% 61°F 57% 6 mph SSE 29.83in
      9:00 pm
      Cloudy
      77°F 77°F 1% 0in 92% 61°F 58% 7 mph S 29.85in
      10:00 pm
      Cloudy
      76°F 76°F 1% 0in 88% 60°F 59% 8 mph S 29.85in
      11:00 pm
      Cloudy
      76°F 76°F 1% 0in 92% 60°F 58% 8 mph S 29.85in
      Additional Conditions
      1. Pressure 29.86 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point58°F
      5. Humidity 44%
      6. Rainfall 0.03 in
      7. Snow Depth 0 in
      KSPI Station History
      Almanac for September 30, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 84°F 75°F 92°F 1971
      4. Low 66°F 50°F 31°F 1899
      5. Rain/Snow Depth
      6. Precipitation 0 in 2.9 in -
      7. Snow 0 in - in -
      Almanac for October 1, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 84°F 75°F 91°F
      4. Low 64°F 50°F 32°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:53 AM 6:41 PM
      3. Civil Twilight 6:26 AM 7:08 PM
      4. Nautical Twilight 5:55 AM 7:40PM
      5. Astronomical Twilight 5:23 AM 8:11 PM
      1. Length of Visible Light 12h 42m
      2. Length of Day 11h 48m
      3. Tomorrow will be 2 minutes 36 seconds shorter
      1. Moon 8:51 PM 11:35 AM
      2. Waning Gibbous77% 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
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      Windchill
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      Elev.
      Updated
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      Glossary