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Osceola, IL Weather Forecast for 5-Days

Updated: Sat Apr 18th 2026 11:00 AM CDT

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Osceola, IL Weather – 4-18 – Scattered Showers
48° / 38°
Scattered Showers
Osceola could see scattered showers with daytime highs of 48°F and nighttime lows near 38°F. The chance of rain is 83% with an estimated 0.16in. Winds will be strong at speeds peaking at 21mph and gusts of 24.9mph at 4 PM. The humidity will be on the higher side, averaging about 74%, the maximum being 72% at 8 PM and 54% being its lowest at 6 PM. Barometric pressure is its highest of 30.1inHg at 11 PM, a lowest point of 29.99inHg at 4 PM with an avg 30.04inHg.
Osceola, IL Weather – 4-19 – Partly Cloudy
57° / 37°

Weather Tomorrow

Partly Cloudy
Osceola may see overcast conditions, with daytime highs of 57°F and overnight lows near 37°F. Wind will be moderate, blowing around 19mph on average and gusts of 23.6mph at 4 PM. Humidity levels should be comfortable, sitting around 57% on average, the maximum being 75% at 6 AM and 36% being its lowest at 11 AM. Barometric pressure is its highest of 30.28inHg at 11 PM, a lowest point of 30.08inHg at 3 PM with an avg 30.14inHg.
Osceola, IL Weather – 4-20 – Sunny
57° / 36°
Sunny
In Osceola, a sunny day is likely with a high near 57°F and a low around 36°F. Wind will be moderate, blowing around 15mph on average and gusts of 26.1mph at 10 PM. Humidity levels should be comfortable, sitting around 54% on average, the maximum being 77% at 11 PM and 33% being its lowest at 1 PM. Barometric pressure is its highest of 30.38inHg at 10 AM, a lowest point of 30.03inHg at 11 PM with an avg 30.27inHg.
Osceola, IL Weather – 4-21 – Scattered Showers
69° / 53°
Scattered Showers
Scattered showers are in the forecast for Osceola, with a high of 69°F and a low of 53°F. The chance of rain is 86% with an estimated 0.13in. Wind will be moderate, blowing around 19mph on average and gusts of 25.9mph at 4 AM. The humidity will be on the higher side, averaging about 76%, the maximum being 95% at 11 PM and 60% being its lowest at 4 PM. Barometric pressure is its highest of 30.02inHg at 12 AM, a lowest point of 29.9inHg at 3 PM with an avg 29.94inHg.
Osceola, IL Weather – 4-22 – Partly Cloudy
76° / 51°
Partly Cloudy
Daytime highs will reach 76°F with lows dropping to 51°F in Osceola, where it will be cloudy. Winds will be light at 10mph and gusts of 16.9mph at 9 PM. High humidity with average of 81% is anticipated, the maximum being 96% at 6 AM and 45% being its lowest at 4 PM. Barometric pressure is its highest of 30.06inHg at 9 AM, a lowest point of 29.88inHg at 7 PM with an avg 29.97inHg.
Osceola, IL Weather – 4-23 – Sunny
80° / 59°
Sunny
Highs will reach 80°F with lows near 59°F in Osceola, where a sunny day is. Winds will be strong at speeds peaking at 23mph and gusts of 31.3mph at 11 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 91% at 6 AM and 53% being its lowest at 1 PM. Barometric pressure is its highest of 29.95inHg at 12 AM, a lowest point of 29.71inHg at 11 PM with an avg 29.81inHg.

Currently

Partly Cloudy 44°F
29.96 inHg.
Barometer
58%
Humidity
NW 30.2 mph
Wind
Partly Cloudy

5 Day Forecast Nearby

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