NWS Forecast for Westerville OH

National Weather Service Forecast for: Westerville OH
Issued by: National Weather Service Wilmington, OH

Updated: 2:10 am EDT Apr 6, 2026

Overnight Frost	Monday Areas Frost then Partly Sunny	Monday Night Partly Cloudy	Tuesday Sunny	Tuesday Night Mostly Clear	Wednesday Mostly Sunny	Wednesday Night Mostly Cloudy	Thursday Mostly Sunny	Thursday Night Mostly Cloudy
Lo 35 °F	Hi 55 °F	Lo 30 °F	Hi 45 °F	Lo 29 °F	Hi 63 °F	Lo 46 °F	Hi 71 °F	Lo 51 °F

Frost Advisory
Freeze Watch
Hazardous Weather Outlook

Overnight	Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 35. Light southwest wind.
Monday	Areas of frost before 9am. Otherwise, sunny through mid morning, then becoming mostly cloudy, with a high near 55. Southwest wind 8 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph.
Monday Night	Partly cloudy, with a low around 30. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday	Sunny, with a high near 45. North wind 7 to 10 mph.
Tuesday Night	Mostly clear, with a low around 29. East wind around 6 mph.
Wednesday	Mostly sunny, with a high near 63.
Wednesday Night	Mostly cloudy, with a low around 46.
Thursday	Mostly sunny, with a high near 71.
Thursday Night	Mostly cloudy, with a low around 51.
Friday	A chance of showers after 8am. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Friday Night	A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Saturday	A chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
Saturday Night	Partly cloudy, with a low around 54.
Sunday	Mostly sunny, with a high near 81.

Forecast from NOAA-NWS for Westerville OH.