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Lebanon, IL Hourly Weather

Hour-by-hour forecast for Lebanon — temperature, rain chance, wind, and humidity for the next 72 hours

Lebanon's hourly forecast tracks the Metro East rhythm — St. Louis heat island air drifting across the Mississippi, midday instability, and the evening storm decay as the boundary layer settles.

HourTempConditionsRainWindHumidity
Friday 5 PM94°FPartly Cloudy4%7 mph53%
6 PM93°FClear5%7 mph52%
7 PM90°FClear7%7 mph55%
8 PM87°FClear8%7 mph61%
9 PM84°FClear10%7 mph67%
10 PM83°FClear14%6 mph67%
11 PM81°FClear9%6 mph69%
Saturday 12 AM80°FClear7%5 mph73%
1 AM79°FClear8%6 mph76%
2 AM78°FClear12%7 mph79%
3 AM78°FClear9%8 mph79%
4 AM77°FClear5%5 mph81%
5 AM76°FClear10%2 mph81%
6 AM76°FClear10%4 mph85%
7 AM78°FMostly Clear6%5 mph83%
8 AM81°FClear3%4 mph79%
9 AM85°FClear3%4 mph70%
10 AM89°FOvercast3%5 mph60%
11 AM91°FOvercast5%5 mph57%
12 PM92°FOvercast8%6 mph53%
1 PM73°FHeavy Rain14%23 mph84%
2 PM78°FDrizzle12%11 mph71%
3 PM79°FOvercast24%11 mph78%
4 PM80°FOvercast24%12 mph75%
5 PM80°FOvercast16%10 mph75%
6 PM81°FOvercast15%9 mph72%
7 PM80°FOvercast8%9 mph72%
8 PM78°FOvercast7%5 mph75%
9 PM76°FPartly Cloudy8%3 mph78%
10 PM76°FPartly Cloudy12%6 mph80%
11 PM75°FOvercast14%6 mph82%
Sunday 12 AM75°FPartly Cloudy8%6 mph83%
1 AM74°FOvercast13%7 mph84%
2 AM74°FMostly Clear41%4 mph85%
3 AM74°FOvercast41%4 mph87%
4 AM75°FOvercast41%11 mph85%
5 AM74°FOvercast41%2 mph84%
6 AM73°FOvercast41%3 mph89%
7 AM75°FOvercast41%6 mph87%
8 AM77°FOvercast14%9 mph78%
9 AM79°FOvercast14%8 mph77%
10 AM81°FOvercast14%9 mph76%
11 AM83°FClear14%8 mph71%
12 PM86°FMostly Clear14%7 mph69%
1 PM88°FMostly Clear14%6 mph62%
2 PM90°FT-storm w/ Hail39%5 mph59%
3 PM85°FLight Drizzle39%8 mph72%
4 PM80°FLight Drizzle39%6 mph82%
5 PM83°FHeavy Drizzle39%3 mph76%
6 PM82°FThunderstorm39%3 mph81%
7 PM81°FShowers39%6 mph82%
8 PM69°FShowers35%16 mph96%
9 PM70°FDrizzle35%9 mph94%
10 PM71°FOvercast35%7 mph90%
11 PM71°FOvercast35%6 mph89%
Monday 12 AM72°FOvercast35%7 mph91%
1 AM72°FClear35%6 mph93%
2 AM72°FClear20%3 mph93%
3 AM71°FDrizzle20%3 mph94%
4 AM71°FClear20%4 mph95%
5 AM71°FOvercast20%4 mph95%
6 AM71°FLight Drizzle20%5 mph96%
7 AM73°FOvercast20%5 mph96%
8 AM76°FClear20%5 mph90%
9 AM78°FOvercast20%4 mph84%
10 AM81°FMostly Clear20%4 mph79%
11 AM83°FMostly Clear20%5 mph74%
12 PM84°FLight Drizzle20%6 mph71%
1 PM85°FLight Drizzle20%5 mph68%
2 PM86°FLight Drizzle15%6 mph67%
3 PM86°FDrizzle15%5 mph66%
4 PM85°FLight Drizzle15%5 mph67%

Forecast data from Open-Meteo (CC BY 4.0), refreshed through the day.

Lebanon weather — full page · 14-day extended forecast