Hamler, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hamler, a village in Henry County, Ohio.
Today
83°F
Sunny
Sunny, with a high near 83. Southeast wind 0 to 5 mph.
7-day forecast for Hamler
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 0 to 5 mph SE | 0% |
| Tonight | 59°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Wednesday | 85°F | Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 64°F | Partly Cloudy | 0 to 5 mph SW | 8% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 5 to 10 mph SW | 57% |
| Thursday Night | 65°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 65% |
| Friday | 83°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SW | 58% |
| Friday Night | 64°F | Chance Showers And Thunderstorms | 5 mph SW | 50% |
| Saturday | 85°F | Mostly Sunny | 5 to 10 mph SW | 12% |
| Saturday Night | 66°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph SW | 19% |
| Sunday | 87°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 15 mph SW | 19% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 10 to 15 mph SW | 38% |
| Monday | 87°F | Chance Rain Showers | 10 to 15 mph SW | 38% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 10 mph SW | 49% |
Forecast source: National Weather Service (api.weather.gov) for Hamler (41.228, -84.036). Updated through the day.
Growing snapshot for Hamler
Last spring frost
Apr 24
First fall frost
Oct 21
Growing season
179 days
Hardiness zone
6a
More local growing data for Hamler: nearby ZIP 43524 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Napoleon, Oh (12.2 mi from Hamler). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.