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Modoc, IL Weather Tomorrow

Before heading out, check tomorrow's Modoc weather and the extended 5 day forecast featuring 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 across the Modoc area and around Randolph county, Illinois.
Updated: Sat Sep 5th 2026 10:15 PM CDT
Modoc, IL Weather – 9-5 – Sunny
105° / 77°
Sunny
In Modoc, a sunny day is likely with a high near 105°F and a low around 77°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 10mph and gusts of 13.9mph at 11 PM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 59% at 11 PM and 59% being its lowest at 11 PM. Barometric pressure is its highest of 29.9inHg at 11 PM, a lowest point of 29.9inHg at 11 PM with an avg 29.9inHg.
Modoc, IL Weather – 9-6 – Sunny
94° / 72°

Weather Tomorrow

Sunny
Bright and sunny conditions in Modoc, with a high of 94°F and a low of 72°F. There's a very small chance of rainfall, only about 6% with an estimated 0in. Wind will be moderate, blowing around 13mph on average and gusts of 26.3mph at 9 PM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 97% at 7 AM and 27% being its lowest at 5 PM. Barometric pressure is its highest of 29.99inHg at 11 PM, a lowest point of 29.9inHg at 12 AM with an avg 29.94inHg.
Modoc, IL Weather – 9-7 – Sunny
90° / 62°
Sunny
Modoc could see sunshine with daytime highs of 90°F and nighttime lows near 62°F. There's a very small chance of rainfall, only about 4%. Winds will be light at 10mph and gusts of 23.7mph at 12 AM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 88% at 7 AM and 20% being its lowest at 4 PM. Barometric pressure is its highest of 30.09inHg at 9 AM, a lowest point of 29.99inHg at 12 AM with an avg 30.03inHg.
Modoc, IL Weather – 9-8 – Sunny
99° / 65°
Sunny
Modoc could see sunshine with daytime highs of 99°F and nighttime lows near 65°F. There's a very small chance of rainfall, only about 4%. Winds will be light at 10mph and gusts of 20.6mph at 12 PM. Humidity levels should be comfortable, sitting around 39% on average, the maximum being 59% at 4 AM and 20% being its lowest at 5 PM. Barometric pressure is its highest of 30.11inHg at 8 AM, a lowest point of 29.99inHg at 5 PM with an avg 30.05inHg.
Modoc, IL Weather – 9-9 – Overcast
97° / 75°
Overcast
Daytime highs will reach 97°F with lows dropping to 75°F in Modoc, where skies will be overcast. Rainfall predicted to have a 66% chance with an estimated 0.2in. Wind will be moderate, blowing around 15mph on average and gusts of 36.3mph at 1 AM. Humidity levels should be comfortable, sitting around 57% on average, the maximum being 92% at 10 PM and 30% being its lowest at 3 PM. Barometric pressure is its highest of 30.04inHg at 8 AM, a lowest point of 29.86inHg at 5 PM with an avg 29.98inHg.
Modoc, IL Weather – 9-10 – Overcast
87° / 72°
Overcast
Modoc could see overcast with daytime highs of 87°F and nighttime lows near 72°F. The chance of rain is 83% with an estimated 0.57in. Wind will be moderate, blowing around 11mph on average and gusts of 23.3mph at 3 AM. The humidity will be on the higher side, averaging about 75%, the maximum being 98% at 3 AM and 52% being its lowest at 1 PM. Barometric pressure is its highest of 29.96inHg at 12 AM, a lowest point of 29.82inHg at 7 PM with an avg 29.89inHg.

Currently

Clear 84°F
29.88 inHg.
Barometer
57%
Humidity
NE 14.4 mph
Wind
Clear

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