Willoughby, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Willoughby, a city in Lake County, Ohio.
Overnight
58°F
Mostly Cloudy
Mostly cloudy, with a low around 58. East wind around 5 mph.
7-day forecast for Willoughby
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Mostly Cloudy | 5 mph E | 1% |
| Saturday | 75°F | Chance Rain Showers | 6 mph E | 31% |
| Saturday Night | 62°F | Chance Showers And Thunderstorms | 6 mph SE | 77% |
| Sunday | 72°F | Showers And Thunderstorms | 5 to 13 mph N | 79% |
| Sunday Night | 56°F | Chance Rain Showers | 10 to 14 mph NE | 53% |
| Monday | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 16 mph NE | 15% |
| Monday Night | 54°F | Chance Rain Showers | 13 to 16 mph NE | 35% |
| Tuesday | 67°F | Chance Rain Showers | 14 to 17 mph E | 35% |
| Tuesday Night | 54°F | Rain Showers Likely | 16 mph E | 59% |
| Wednesday | 67°F | Rain Showers Likely | 16 mph E | 59% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms | 9 to 15 mph E | 54% |
| Thursday | 68°F | Chance Rain Showers | 12 mph E | 41% |
| Thursday Night | 55°F | Chance Rain Showers | 5 to 10 mph E | 26% |
| Friday | 69°F | Slight Chance Rain Showers | 5 to 14 mph NE | 17% |
Forecast source: National Weather Service (api.weather.gov) for Willoughby (41.645, -81.414). Updated through the day.
Growing snapshot for Willoughby
Last spring frost
Apr 26
First fall frost
Oct 31
Growing season
184 days
Hardiness zone
7a
More local growing data for Willoughby: nearby ZIP 44095 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Eastlake
Fairport Harbor
Grand River
Kirtland
Kirtland Hills
Lakeline
Madison
Mentor
Mentor-on-the-Lake
North Madison
North Perry
Painesville
Perry
Timberlake
Waite Hill
Wickliffe
Willoughby Hills
Willowick
Climate data from the nearest NOAA station, Kirtland-Holden 2, Oh (7.7 mi from Willoughby). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.