Mount Pulaski, IL Weather Tomorrow

Get the forecast you need for Mount Pulaski tomorrow with an extended 5 day weather outlook featuring precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction throughout the Mount Pulaski area and around Logan county, Illinois.
Updated: Thu Sep 3rd 2026 7:45 AM CDT
Mount Pulaski, IL Weather – 9-3 – Sunny
100° / 76°
Sunny
Bright and sunny conditions in Mount Pulaski, with a high of 100°F and a low of 76°F. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 13mph on average and gusts of 22mph at 8 AM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 64% at 8 AM and 26% being its lowest at 4 PM. Barometric pressure is its highest of 29.94inHg at 8 AM, a lowest point of 29.84inHg at 5 PM with an avg 29.89inHg.
Mount Pulaski, IL Weather – 9-4 – Sunny
99° / 78°

Weather Tomorrow

Sunny
Sunshine is in the forecast for Mount Pulaski, with a high of 99°F and a low of 78°F. There's a moderate 36% chance of rainfall with an estimated 0.02in. Winds will be light at 10mph and gusts of 23.1mph at 3 AM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 72% at 8 AM and 30% being its lowest at 1 PM. Barometric pressure is its highest of 29.96inHg at 11 AM, a lowest point of 29.87inHg at 5 PM with an avg 29.91inHg.
Mount Pulaski, IL Weather – 9-5 – Overcast
100° / 71°
Overcast
Skies will be overcast in Mount Pulaski, with a high of 100°F and a low of 71°F. Rainfall predicted to have a 72% chance with an estimated 0.47in. Winds will be strong at speeds peaking at 21mph and gusts of 28.6mph at 6 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 90% at 6 PM and 28% being its lowest at 3 PM. Barometric pressure is its highest of 29.96inHg at 10 AM, a lowest point of 29.85inHg at 4 PM with an avg 29.92inHg.
Mount Pulaski, IL Weather – 9-6 – Sunny
92° / 70°
Sunny
Mount Pulaski could see a sunny day with daytime highs of 92°F and nighttime lows near 70°F. There might be light rainfall having a 17% chance with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 24.2mph at 11 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 95% at 4 AM and 42% being its lowest at 4 PM. Barometric pressure is its highest of 30.03inHg at 11 PM, a lowest point of 29.86inHg at 6 PM with an avg 29.94inHg.
Mount Pulaski, IL Weather – 9-7 – Sunny
94° / 62°
Sunny
Mount Pulaski may see sunshine, with daytime highs of 94°F and overnight lows near 62°F. Rainfall predicted to have a 57% chance with an estimated 0.09in. Wind will be moderate, blowing around 11mph on average and gusts of 27.1mph at 10 PM. The humidity will be on the higher side, averaging about 65%, the maximum being 91% at 7 AM and 38% being its lowest at 4 PM. Barometric pressure is its highest of 30.07inHg at 8 AM, a lowest point of 29.92inHg at 6 PM with an avg 29.99inHg.
Mount Pulaski, IL Weather – 9-8 – Overcast
100° / 79°
Overcast
In Mount Pulaski, skies will be overcast with highs near 100°F and lows around 79°F. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 15mph on average and gusts of 34mph at 11 PM. Humidity levels should be comfortable, sitting around 48% on average, the maximum being 70% at 1 AM and 28% being its lowest at 4 PM. Barometric pressure is its highest of 29.97inHg at 1 AM, a lowest point of 29.88inHg at 6 PM with an avg 29.93inHg.

Currently

Sunny 76°F
29.93 inHg.
Barometer
72%
Humidity
SSW 13 mph
Wind
Sunny

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