Westerville, OH Weather & Growing Conditions
Tonight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. Northeast wind 5 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Partly Cloudy | 5 to 9 mph NE | 2% |
| Saturday | 80°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph E | 23% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 6 mph S | 65% |
| Sunday | 79°F | Showers And Thunderstorms | 5 to 9 mph W | 84% |
| Sunday Night | 60°F | Showers And Thunderstorms | 12 mph NE | 84% |
| Monday | 71°F | Chance Rain Showers | 12 mph NE | 49% |
| Monday Night | 58°F | Chance Rain Showers | 13 mph NE | 48% |
| Tuesday | 71°F | Chance Rain Showers | 13 mph NE | 48% |
| Tuesday Night | 59°F | Showers And Thunderstorms Likely | 13 mph NE | 57% |
| Wednesday | 70°F | Rain Showers Likely | 13 mph NE | 57% |
| Wednesday Night | 57°F | Chance Showers And Thunderstorms | 12 mph NE | 49% |
| Thursday | 71°F | Slight Chance Rain Showers | 9 mph NE | 19% |
| Thursday Night | 56°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 9 mph N | 16% |
| Friday | 71°F | Partly Sunny | 7 to 10 mph N | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Westerville, OH
Last spring frost
Apr 22
First fall frost
Oct 24
Growing season
183 days
Hardiness zone
6b
Explore more for Westerville, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Westerville, Oh (3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.