New Lebanon, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Lebanon, a village in Montgomery County, Ohio.
This Afternoon
84°F
Slight Chance Showers And Thunderstorms
A slight chance of rain showers between 1pm and 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 84. South wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
7-day forecast for New Lebanon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Slight Chance Showers And Thunderstorms | 8 mph S | 69% |
| Tonight | 67°F | Showers And Thunderstorms Likely | 8 mph S | 55% |
| Sunday | 84°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph W | 58% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely | 13 mph N | 62% |
| Monday | 70°F | Chance Rain Showers | 15 mph NE | 46% |
| Monday Night | 54°F | Chance Rain Showers | 12 to 17 mph NE | 46% |
| Tuesday | 70°F | Slight Chance Rain Showers | 12 to 15 mph NE | 20% |
| Tuesday Night | 56°F | Chance Rain Showers | 9 to 15 mph NE | 41% |
| Wednesday | 70°F | Chance Rain Showers | 10 mph NE | 49% |
| Wednesday Night | 55°F | Chance Showers And Thunderstorms | 7 to 13 mph NE | 49% |
| Thursday | 70°F | Mostly Cloudy | 10 mph N | 12% |
| Thursday Night | 54°F | Mostly Cloudy | 7 to 10 mph N | 11% |
| Friday | 71°F | Mostly Sunny | 7 to 13 mph NE | 9% |
| Friday Night | 52°F | Partly Cloudy | 7 to 13 mph NE | 9% |
Forecast source: National Weather Service (api.weather.gov) for New Lebanon (39.744, -84.394). Updated through the day.
Growing snapshot for New Lebanon
Last spring frost
Apr 18
First fall frost
Oct 25
Growing season
189 days
Hardiness zone
6a
More local growing data for New Lebanon: nearby ZIP 45345 weather · frost dates · planting calendar · Ohio frost dates
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Climate data from the nearest NOAA station, Dayton Mcd, Oh (11.2 mi from New Lebanon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.