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61840 Weather (Dewey, IL)

Dewey, IL WeatherCurrent Conditions and Weather for Dewey, Illinois
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Clear at Dewey (61840), temperature is 65°F18°C, dew point 58°F15°C, humidity 79%. Wind direction is ENE at 5 mphat 8 km/h with visibility of 10 mi16 km. Barometric pressure is 30.09 in1018 mb. Last update: 10:53 pm.*
*Time is approximately 10:53 pm Sun, Sep 06, 2026. Time will be within 15 minutes of current local time. Dewey weather forecast data is updated every 15 minutes.

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I think we do have cyclic changes in weather, and I think that's been throughout the course of history. ―Joni Ernst
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Dewey IL Weather - 11:53 pm

Dewey Weather Forecast

Weather forecast for: Dewey IL
Last Update: 10:36 pm CDT Sep 6, 2026
Tonight: Partly cloudy, with a low around 58. East northeast wind 5 to 7 mph.
Labor Day: Sunny, with a high near 81. East wind 6 to 8 mph.
Monday Night: Partly cloudy, with a low around 59. East wind around 6 mph.
Tuesday: Mostly sunny, with a high near 89. South wind 3 to 7 mph.
Tuesday Night: Partly cloudy, with a low around 69. South wind 5 to 11 mph, with gusts as high as 18 mph.
Wednesday: A 40 percent chance of showers. Partly sunny, with a high near 90. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. West wind 5 to 8 mph.
Thursday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 80.
Thursday Night: Mostly clear, with a low around 56.
Friday: Sunny, with a high near 82.
Friday Night: A chance of showers. Mostly clear, with a low around 60.
Saturday: Sunny, with a high near 86.
Saturday Night: A chance of showers. Partly cloudy, with a low around 63.
Sunday: A chance of showers. Mostly sunny, with a high near 85.

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