Ashtabula, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ashtabula, a city in Ashtabula County, Ohio.
This Afternoon
73°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 73. East wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Ashtabula
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Chance Rain Showers | 7 mph E | 32% |
| Tonight | 60°F | Chance Showers And Thunderstorms | 7 mph SE | 51% |
| Sunday | 71°F | Showers And Thunderstorms | 5 to 14 mph NE | 83% |
| Sunday Night | 52°F | Chance Rain Showers then Mostly Cloudy | 13 to 16 mph NE | 27% |
| Monday | 66°F | Mostly Cloudy | 18 mph NE | 4% |
| Monday Night | 51°F | Chance Rain Showers | 17 mph E | 31% |
| Tuesday | 64°F | Chance Rain Showers | 17 mph E | 36% |
| Tuesday Night | 50°F | Rain Showers Likely | 14 to 18 mph E | 55% |
| Wednesday | 65°F | Rain Showers Likely | 16 mph E | 55% |
| Wednesday Night | 51°F | Showers And Thunderstorms Likely | 9 to 16 mph E | 56% |
| Thursday | 66°F | Chance Showers And Thunderstorms | 9 to 13 mph E | 49% |
| Thursday Night | 52°F | Slight Chance Rain Showers | 6 to 13 mph E | 20% |
| Friday | 67°F | Slight Chance Rain Showers | 7 to 15 mph NE | 20% |
| Friday Night | 52°F | Partly Cloudy | 6 to 15 mph NE | 13% |
Forecast source: National Weather Service (api.weather.gov) for Ashtabula (41.879, -80.798). Updated through the day.
Growing snapshot for Ashtabula
Last spring frost
May 2
First fall frost
Oct 21
Growing season
171 days
Hardiness zone
6b
More local growing data for Ashtabula: nearby ZIP 44004 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Andover
Austinburg
Conneaut
Edgewood
Geneva
Geneva-on-the-Lake
Jefferson
Kingsville
North Kingsville
Orwell
Roaming Shores
Rock Creek
Saybrook-on-the-Lake
Climate data from the nearest NOAA station, Ashtabula Co Ap, Oh (7.3 mi from Ashtabula). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.