Lebanon, MO Weather & Growing Conditions
Today
91°F
Sunny
Sunny, with a high near 91. Heat index values as high as 92. South wind 2 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Sunny | 2 to 7 mph S | 0% |
| Tonight | 71°F | Mostly Clear | 2 to 7 mph SE | 2% |
| Wednesday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph S | 20% |
| Wednesday Night | 71°F | Slight Chance Showers And Thunderstorms | 6 mph S | 49% |
| Thursday | 90°F | Chance Showers And Thunderstorms | 6 mph S | 49% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 5 mph S | 41% |
| Friday | 88°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 41% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 5 mph S | 30% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 6 mph SW | 28% |
| Saturday Night | 72°F | Mostly Clear | 7 mph S | 11% |
| Sunday | 92°F | Sunny | 8 mph SW | 4% |
| Sunday Night | 73°F | Mostly Clear | 7 mph S | 2% |
| Monday | 93°F | Sunny | 9 mph SW | 1% |
| Monday Night | 74°F | Mostly Clear | 8 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lebanon, MO
Last spring frost
Apr 17
First fall frost
Oct 21
Growing season
187 days
Hardiness zone
6b
Explore more for Lebanon, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Lebanon 2W, Mo (2.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.