New Madison, OH Weather & Growing Conditions
Overnight
54°F
Clear
Clear, with a low around 54. East wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Clear | 3 mph E | 0% |
| Tuesday | 81°F | Sunny | 2 mph E | 0% |
| Tuesday Night | 61°F | Mostly Clear | 2 mph NE | 0% |
| Wednesday | 84°F | Sunny | 1 to 5 mph N | 1% |
| Wednesday Night | 64°F | Mostly Clear | 3 mph SW | 4% |
| Thursday | 83°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 8 mph SW | 49% |
| Thursday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 mph SW | 67% |
| Friday | 82°F | Showers And Thunderstorms Likely | 5 to 8 mph SW | 63% |
| Friday Night | 65°F | Showers And Thunderstorms Likely | 6 mph SW | 61% |
| Saturday | 83°F | Chance Showers And Thunderstorms | 7 mph SW | 25% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SW | 25% |
| Sunday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 12 mph SW | 16% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 9 mph SW | 16% |
| Monday | 86°F | Slight Chance Showers And Thunderstorms | 12 mph SW | 29% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New Madison, OH
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
180 days
Hardiness zone
6a
Explore more for New Madison, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Greenville Wtp, Oh (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.