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August and Meteorological Summer 2025 Climate Summaries

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fair

73°F

23°C

Humidity	58%
Wind Speed	N 6 mph
Barometer	30.11 in
Dewpoint	58°F (14°C)
Visibility	10.00 mi
Last update	2 Sep 10:35 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles SE Forrest IL

Today
High: 81 °F
Sunny
Tonight
Low: 56 °F
Mostly Clear
Wednesday
High: 80 °F
Sunny then
Chance
T-storms
Wednesday Night
Low: 47 °F
Showers
Likely
Thursday
High: 67 °F
Sunny
Thursday Night
Low: 50 °F
Mostly Clear
then Slight
Chance
Showers
Friday
High: 68 °F
Mostly Sunny
Friday Night
Low: 44 °F
Mostly Clear
Saturday
High: 68 °F
Sunny

Detailed Forecast

Today

Sunny, with a high near 81. North northeast wind around 5 mph becoming west northwest in the afternoon.

Tonight

Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm.

Wednesday

A 30 percent chance of showers and thunderstorms after 1pm. Increasing clouds, with a high near 80. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Wednesday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. Northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

Thursday

Sunny, with a high near 67. Northwest wind 5 to 10 mph.

Thursday Night

A 20 percent chance of showers after 1am. Mostly clear, with a low around 50.

Friday

Mostly sunny, with a high near 68.

Friday Night

Mostly clear, with a low around 44.

Saturday

Sunny, with a high near 68.

Saturday Night

Mostly clear, with a low around 45.