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October 2026 Climate Summary

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Light Rain

45°F

7°C

Humidity	90%
Wind Speed	N 16 mph
Barometer	30.11 in (1019.7 mb)
Dewpoint	42°F (6°C)
Visibility	10.00 mi
Wind Chill	38°F (3°C)
Last update	6 Nov 5:54 am CST

More Information:

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

Extended Forecast for

2 Miles SSE Decatur IL

Today
High: 50 °F
Patchy
Drizzle then
Sunny
Tonight
Low: 28 °F
Mostly Clear
Saturday
High: 51 °F
Sunny
Saturday Night
Low: 31 °F
Mostly Clear
Sunday
High: 61 °F
Sunny
Sunday Night
Low: 35 °F
Mostly Clear
Monday
High: 66 °F
Sunny
Monday Night
Low: 40 °F
Clear
Tuesday
High: 65 °F
Sunny

Detailed Forecast

Today

Patchy drizzle before 9am. Cloudy through mid morning, then gradual clearing, with a high near 50. North northwest wind 8 to 13 mph, with gusts as high as 18 mph.

Tonight

Mostly clear, with a low around 28. North northwest wind around 6 mph becoming calm in the evening.

Saturday

Sunny, with a high near 51. Calm wind becoming west northwest around 6 mph.

Saturday Night

Mostly clear, with a low around 31. Calm wind becoming west southwest around 5 mph after midnight.

Sunday

Sunny, with a high near 61. West southwest wind 5 to 9 mph.

Sunday Night

Mostly clear, with a low around 35. West wind around 6 mph becoming calm in the evening.

Monday

Sunny, with a high near 66. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.