Gratis, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gratis, a village in Preble County, Ohio.
This Afternoon
78°F
Mostly Cloudy
Mostly cloudy, with a high near 78. Northeast wind around 9 mph.
7-day forecast for Gratis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Mostly Cloudy | 9 mph NE | 2% |
| Tonight | 59°F | Partly Cloudy | 5 to 9 mph NE | 3% |
| Saturday | 82°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 7 mph SE | 51% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely | 6 mph S | 61% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 51% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 10 to 14 mph NE | 51% |
| Monday | 74°F | Chance Showers And Thunderstorms | 13 mph NE | 52% |
| Monday Night | 57°F | Chance Showers And Thunderstorms | 10 to 16 mph NE | 47% |
| Tuesday | 72°F | Chance Showers And Thunderstorms | 14 mph NE | 40% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms | 8 to 16 mph NE | 35% |
| Wednesday | 70°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 10 mph N | 21% |
| Wednesday Night | 56°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 6 to 12 mph N | 18% |
| Thursday | 72°F | Partly Sunny | 7 to 10 mph N | 11% |
| Thursday Night | 55°F | Mostly Cloudy | 6 to 10 mph N | 10% |
Forecast source: National Weather Service (api.weather.gov) for Gratis (39.648, -84.529). Updated through the day.
Growing snapshot for Gratis
Last spring frost
Apr 25
First fall frost
Oct 20
Growing season
176 days
Hardiness zone
6a
More local growing data for Gratis: nearby ZIP 45330 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Camden
Castine
Eaton
Eldorado
Gordon
Lake Lakengren
Lewisburg
New Paris
Verona
West Alexandria
West Elkton
West Manchester
Climate data from the nearest NOAA station, Eaton, Oh (8.1 mi from Gratis). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.