Youngstown, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Youngstown, a city in Mahoning County, Ohio.
Overnight
53°F
Mostly Clear
Mostly clear, with a low around 53. Wind around 0 mph.
7-day forecast for Youngstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 87°F | Sunny | 2 mph E | 0% |
| Tuesday Night | 64°F | Mostly Clear | 2 mph E | 0% |
| Wednesday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph S | 53% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 0 to 3 mph S | 47% |
| Thursday | 88°F | Showers And Thunderstorms Likely | 2 to 7 mph SW | 64% |
| Thursday Night | 67°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 64% |
| Friday | 85°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 73% |
| Friday Night | 66°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SW | 73% |
| Saturday | 86°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 35% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 5 mph SW | 35% |
| Sunday | 89°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 3 to 9 mph SW | 21% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 7 mph SW | 27% |
| Monday | 88°F | Chance Rain Showers | 9 mph SW | 39% |
Forecast source: National Weather Service (api.weather.gov) for Youngstown (41.099, -80.646). Updated through the day.
Growing snapshot for Youngstown
Last spring frost
May 1
First fall frost
Oct 17
Growing season
167 days
Hardiness zone
6a
More local growing data for Youngstown: nearby ZIP 44503 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Austintown
Beloit
Campbell
Canfield
Craig Beach
Damascus
East Alliance
Lake Milton
Lowellville
Maple Ridge
Mineral Ridge
New Middletown
New Springfield
North Lima
Petersburg
Poland
Sebring
Struthers
Woodworth
Climate data from the nearest NOAA station, Youngstown Rgnl Ap, Oh (10.8 mi from Youngstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.