Jefferson, OH Weather & Growing Conditions
Today
83°F
Sunny
Sunny, with a high near 83. Southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 3 mph SE | 0% |
| Tonight | 61°F | Mostly Clear | 3 mph E | 0% |
| Wednesday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph S | 37% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms | 3 mph E | 35% |
| Thursday | 85°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 42% |
| Thursday Night | 65°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 58% |
| Friday | 82°F | Showers And Thunderstorms Likely | 6 mph SW | 66% |
| Friday Night | 64°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SW | 66% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 30% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 30% |
| Sunday | 87°F | Slight Chance Showers And Thunderstorms | 5 to 12 mph SW | 20% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 to 9 mph SW | 39% |
| Monday | 85°F | Chance Rain Showers | 8 to 12 mph SW | 44% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 53% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Jefferson, OH
Last spring frost
May 10
First fall frost
Oct 10
Growing season
154 days
Hardiness zone
6a
Explore more for Jefferson, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Dorset, Oh (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.