New Boston, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Boston, a village in Scioto County, Ohio.
This Afternoon
70°F
Rain
Rain and a slight chance of thunderstorms. Cloudy, with a high near 70. Southeast wind around 8 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for New Boston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Rain | 8 mph SE | 99% |
| Tonight | 54°F | Light Rain then Mostly Cloudy | 2 to 7 mph SW | 83% |
| Thursday | 70°F | Mostly Sunny | 2 to 8 mph SW | 0% |
| Thursday Night | 45°F | Partly Cloudy | 3 mph SW | 0% |
| Friday | 64°F | Partly Sunny | 1 to 6 mph W | 14% |
| Friday Night | 36°F | Mostly Cloudy | 5 mph NW | 5% |
| Saturday | 55°F | Partly Sunny | 2 to 6 mph NW | 2% |
| Saturday Night | 32°F | Partly Cloudy | 0 to 3 mph NW | 0% |
| Sunday | 60°F | Sunny | 1 to 5 mph W | 0% |
| Sunday Night | 33°F | Mostly Clear | 3 mph W | 0% |
| Monday | 64°F | Sunny | 1 to 5 mph W | 0% |
| Monday Night | 36°F | Mostly Clear | 2 mph SW | 0% |
| Tuesday | 67°F | Sunny | 5 mph SW | 1% |
| Tuesday Night | 37°F | Mostly Clear | 2 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for New Boston (38.751, -82.936). Updated through the day.
Growing snapshot for New Boston
Last spring frost
Apr 17
First fall frost
Oct 25
Growing season
191 days
Hardiness zone
7a
More local growing data for New Boston: nearby ZIP 45662 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Clarktown
Franklin Furnace
Friendship
Lucasville
McDermott
Minford
Otway
Portsmouth
Rarden
Rosemount
Sciotodale
South Webster
Wheelersburg
Climate data from the nearest NOAA station, Portsmouth-Sciotoville, Oh (2.8 mi from New Boston). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.