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Forsyth, IL Weather Tomorrow

The Forsyth weather tomorrow and 5 day forecast provides precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill throughout the Forsyth area and around Macon county, Illinois.
Updated: Tue Oct 13th 2026 7:45 AM CDT
Forsyth, IL Weather – 10-13 – Sunny
89° / 67°
Sunny
In Forsyth, it will be sunny with highs near 89°F and lows around 67°F. Rainfall predicted to have a 65% chance with an estimated 0.43in. Wind will be moderate, blowing around 12mph on average and gusts of 18.1mph at 9 AM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 85% at 11 PM and 44% being its lowest at 12 PM. Barometric pressure is its highest of 29.89inHg at 9 AM, a lowest point of 29.82inHg at 4 PM with an avg 29.86inHg.
Forsyth, IL Weather – 10-14 – Overcast
74° / 65°

Weather Tomorrow

Overcast
In Forsyth, skies will be overcast with highs near 74°F and lows around 65°F. The chance of rain is 90% with an estimated 1.11in. Wind will be moderate, blowing around 12mph on average and gusts of 21.3mph at 11 PM. High humidity with average of 85% is anticipated, the maximum being 97% at 4 AM and 76% being its lowest at 11 PM. Barometric pressure is its highest of 30.07inHg at 10 PM, a lowest point of 29.87inHg at 12 AM with an avg 29.98inHg.
Forsyth, IL Weather – 10-15 – Scattered Showers
78° / 62°
Scattered Showers
Forsyth is set for scattered showers with temperatures peaking at 78°F and dipping to 62°F. The chance of rain is 86% with an estimated 0.39in. Wind will be moderate, blowing around 17mph on average and gusts of 30.6mph at 2 PM. High humidity with average of 84% is anticipated, the maximum being 97% at 9 PM and 74% being its lowest at 4 PM. Barometric pressure is its highest of 30.07inHg at 12 AM, a lowest point of 29.83inHg at 5 PM with an avg 29.95inHg.
Forsyth, IL Weather – 10-16 – Sunny
62° / 46°
Sunny
Daytime highs will reach 62°F with lows dropping to 46°F in Forsyth, where it will be sunny. There's a very small chance of rainfall, only about 8% with an estimated 0in. Winds will be strong at speeds peaking at 22mph and gusts of 34.9mph at 6 AM. The humidity will be on the higher side, averaging about 63%, the maximum being 88% at 12 AM and 46% being its lowest at 4 PM. Barometric pressure is its highest of 30.48inHg at 11 PM, a lowest point of 29.93inHg at 12 AM with an avg 30.25inHg.
Forsyth, IL Weather – 10-17 – Sunny
57° / 38°
Sunny
It will be sunny in Forsyth, with a high of 57°F and a low of 38°F. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 11mph on average and gusts of 24.6mph at 12 AM. Humidity levels should be comfortable, sitting around 52% on average, the maximum being 68% at 7 AM and 35% being its lowest at 3 PM. Barometric pressure is its highest of 30.57inHg at 9 AM, a lowest point of 30.38inHg at 9 PM with an avg 30.47inHg.
Forsyth, IL Weather – 10-18 – Sunny
64° / 42°
Sunny
It will be sunny in Forsyth, with a high of 64°F and a low of 42°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 11mph on average and gusts of 22.4mph at 1 AM. Humidity levels should be comfortable, sitting around 42% on average, the maximum being 53% at 7 AM and 28% being its lowest at 3 PM. Barometric pressure is its highest of 30.38inHg at 12 AM, a lowest point of 30.21inHg at 5 PM with an avg 30.29inHg.

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