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Smithville, IL Weather Tomorrow

Tomorrow's weather forecast for Smithville is supported by a complete 5 day outlook covering precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction for the Smithville area and around Peoria county, Illinois.
Updated: Sun Oct 11th 2026 11:15 AM CDT
Smithville, IL Weather – 10-11 – Sunny
81° / 56°
Sunny
Bright and sunny conditions in Smithville, with a high of 81°F and a low of 56°F. There's a very small chance of rainfall, only about 5%. Winds will be light at 9mph and gusts of 15mph at 11 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 57% at 9 PM and 41% being its lowest at 3 PM. Barometric pressure is its highest of 29.98inHg at 12 PM, a lowest point of 29.9inHg at 5 PM with an avg 29.92inHg.
Smithville, IL Weather – 10-12 – Sunny
88° / 65°

Weather Tomorrow

Sunny
Smithville could see a sunny day with daytime highs of 88°F and nighttime lows near 65°F. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 17mph on average and gusts of 37.2mph at 9 PM. Humidity levels should be comfortable, sitting around 52% on average, the maximum being 64% at 8 AM and 40% being its lowest at 3 PM. Barometric pressure is its highest of 29.91inHg at 12 AM, a lowest point of 29.75inHg at 5 PM with an avg 29.83inHg.
Smithville, IL Weather – 10-13 – Sunny
86° / 67°
Sunny
It will be sunny in Smithville, with a high of 86°F and a low of 67°F. Rainfall predicted to have a 57% chance with an estimated 0.14in. Wind will be moderate, blowing around 15mph on average and gusts of 37.2mph at 1 AM. The humidity will be on the higher side, averaging about 65%, the maximum being 91% at 11 PM and 47% being its lowest at 1 AM. Barometric pressure is its highest of 29.85inHg at 10 AM, a lowest point of 29.78inHg at 12 AM with an avg 29.81inHg.
Smithville, IL Weather – 10-14 – Overcast
71° / 60°
Overcast
In Smithville, skies will be overcast with highs near 71°F and lows around 60°F. The chance of rain is 92% with an estimated 0.43in. Wind will be moderate, blowing around 12mph on average and gusts of 21.7mph at 11 PM. High humidity with average of 90% is anticipated, the maximum being 98% at 6 AM and 80% being its lowest at 5 PM. Barometric pressure is its highest of 30.12inHg at 11 PM, a lowest point of 29.83inHg at 12 AM with an avg 29.97inHg.
Smithville, IL Weather – 10-15 – Overcast
61° / 53°
Overcast
Smithville could see cloud-filled skies with daytime highs of 61°F and nighttime lows near 53°F. The chance of rain is 86% with an estimated 0.22in. Wind will be moderate, blowing around 12mph on average and gusts of 25.3mph at 2 AM. High humidity with average of 85% is anticipated, the maximum being 98% at 9 PM and 74% being its lowest at 11 AM. Barometric pressure is its highest of 30.17inHg at 9 AM, a lowest point of 29.91inHg at 11 PM with an avg 30.06inHg.
Smithville, IL Weather – 10-16 – Scattered Showers
57° / 38°
Scattered Showers
Daytime highs will reach 57°F with lows dropping to 38°F in Smithville, where showers likely at times. There might be light rainfall having a 17% chance with an estimated 0in. Winds will be strong at speeds peaking at 28mph and gusts of 39.4mph at 4 PM. The humidity will be on the higher side, averaging about 64%, the maximum being 96% at 12 AM and 34% being its lowest at 10 PM. Barometric pressure is its highest of 30.45inHg at 11 PM, a lowest point of 29.91inHg at 12 AM with an avg 30.14inHg.

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