Delaware, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Delaware, a city in Delaware County, Ohio.
This Afternoon
75°F
Sunny
Sunny, with a high near 75. South wind around 12 mph.
7-day forecast for Delaware
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Sunny | 12 mph S | 1% |
| Tonight | 60°F | Partly Cloudy | 9 to 14 mph SE | 11% |
| Wednesday | 67°F | Showers And Thunderstorms | 16 mph S | 97% |
| Wednesday Night | 52°F | Showers And Thunderstorms then Mostly Cloudy | 7 to 16 mph SW | 81% |
| Thursday | 65°F | Mostly Sunny | 7 to 14 mph SW | 0% |
| Thursday Night | 45°F | Partly Cloudy | 2 to 8 mph SW | 2% |
| Friday | 60°F | Partly Sunny then Slight Chance Light Rain | 2 to 8 mph W | 17% |
| Friday Night | 39°F | Slight Chance Light Rain then Mostly Cloudy | 8 mph NW | 17% |
| Saturday | 54°F | Partly Sunny | 9 mph NW | 13% |
| Saturday Night | 34°F | Partly Cloudy | 2 to 6 mph W | 5% |
| Sunday | 56°F | Mostly Sunny | 3 to 10 mph W | 10% |
| Sunday Night | 34°F | Partly Cloudy then Slight Chance Light Rain | 5 to 8 mph W | 15% |
| Monday | 58°F | Slight Chance Light Rain then Mostly Sunny | 5 to 10 mph W | 15% |
| Monday Night | 37°F | Partly Cloudy | 8 mph SW | 13% |
Forecast source: National Weather Service (api.weather.gov) for Delaware (40.286, -83.075). Updated through the day.
Growing snapshot for Delaware
Last spring frost
Apr 19
First fall frost
Oct 26
Growing season
188 days
Hardiness zone
6b
More local growing data for Delaware: nearby ZIP 43015 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Marysville, Oh (13.1 mi from Delaware). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.