McArthur, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McArthur, a village in Vinton County, Ohio.
Tonight
59°F
Partly Cloudy
Partly cloudy, with a low around 59. Northeast wind around 2 mph.
7-day forecast for McArthur
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 59°F | Partly Cloudy | 2 mph NE | 1% |
| Saturday | 84°F | Mostly Sunny | 2 mph SE | 4% |
| Saturday Night | 66°F | Slight Chance Showers And Thunderstorms | 2 mph SE | 64% |
| Sunday | 85°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 66% |
| Sunday Night | 62°F | Showers And Thunderstorms Likely | 5 mph N | 66% |
| Monday | 76°F | Chance Rain Showers | 7 mph NE | 41% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 3 to 7 mph NE | 55% |
| Tuesday | 74°F | Showers And Thunderstorms Likely | 7 mph NE | 55% |
| Tuesday Night | 59°F | Showers And Thunderstorms Likely | 5 to 8 mph NE | 63% |
| Wednesday | 72°F | Showers And Thunderstorms Likely | 8 mph E | 63% |
| Wednesday Night | 56°F | Showers And Thunderstorms Likely | 2 to 7 mph NE | 61% |
| Thursday | 71°F | Slight Chance Rain Showers | 6 mph NE | 19% |
| Thursday Night | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph N | 19% |
| Friday | 71°F | Partly Sunny | 6 mph N | 8% |
Forecast source: National Weather Service (api.weather.gov) for McArthur (39.247, -82.478). Updated through the day.
Growing snapshot for McArthur
Last spring frost
Apr 27
First fall frost
Oct 14
Growing season
168 days
Hardiness zone
6b
More local growing data for McArthur: nearby ZIP 45651 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Carpenter 2 S, Oh (17.1 mi from McArthur). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.