Hamler, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hamler, a village in Henry County, Ohio.
Tonight
57°F
Mostly Cloudy
Mostly cloudy. Low around 57, with temperatures rising to around 62 overnight. Northeast wind around 5 mph.
7-day forecast for Hamler
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Mostly Cloudy | 5 mph NE | 4% |
| Saturday | 77°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph E | 63% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph S | 86% |
| Sunday | 74°F | Showers And Thunderstorms | 5 to 15 mph NW | 85% |
| Sunday Night | 56°F | Rain Showers Likely | 15 mph NE | 61% |
| Monday | 66°F | Chance Rain Showers | 15 to 20 mph NE | 43% |
| Monday Night | 53°F | Chance Rain Showers | 15 to 20 mph NE | 43% |
| Tuesday | 63°F | Slight Chance Rain Showers | 15 to 20 mph NE | 24% |
| Tuesday Night | 54°F | Chance Rain Showers | 15 to 20 mph NE | 37% |
| Wednesday | 65°F | Chance Rain Showers | 15 mph NE | 39% |
| Wednesday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 23% |
| Thursday | 67°F | Mostly Cloudy | 10 mph NE | 9% |
| Thursday Night | 52°F | Mostly Cloudy | 5 to 10 mph N | 9% |
| Friday | 69°F | Mostly Sunny | 5 to 10 mph N | 7% |
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 Sep 19, 2026.