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October 2026 Climate Summary

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fog/Mist

51°F

11°C

Humidity	96%
Wind Speed	N 8 mph
Barometer	29.94 in (1013.9 mb)
Dewpoint	50°F (10°C)
Visibility	5.00 mi
Wind Chill	48°F (9°C)
Last update	5 Nov 7:54 pm CST

More Information:

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

Extended Forecast for

Marquette Heights IL

Tonight
Low: 41 °F
Slight Chance
Rain then
Cloudy
Friday
High: 49 °F
Mostly Sunny
Friday Night
Low: 30 °F
Mostly Clear
Saturday
High: 52 °F
Sunny
Saturday Night
Low: 33 °F
Mostly Clear
Sunday
High: 61 °F
Sunny
Sunday Night
Low: 36 °F
Mostly Clear
Monday
High: 66 °F
Sunny
Monday Night
Low: 41 °F
Clear

Detailed Forecast

Tonight

A slight chance of rain before 9pm, then a slight chance of drizzle between 9pm and 11pm. Cloudy, with a low around 41. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Friday

Mostly sunny, with a high near 49. North wind 8 to 13 mph, with gusts as high as 21 mph.

Friday Night

Mostly clear, with a low around 30. North northwest wind 5 to 7 mph becoming calm in the evening.

Saturday

Sunny, with a high near 52. Calm wind becoming west northwest around 5 mph.

Saturday Night

Mostly clear, with a low around 33. Light west southwest wind.

Sunday

Sunny, with a high near 61. West southwest wind 3 to 7 mph.

Sunday Night

Mostly clear, with a low around 36. Light west southwest wind.