London, OH Weather & Growing Conditions
Tonight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. Northeast wind 3 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Partly Cloudy | 3 to 8 mph NE | 2% |
| Saturday | 80°F | Patchy Fog then Chance Showers And Thunderstorms | 6 mph E | 31% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 mph S | 62% |
| Sunday | 80°F | Showers And Thunderstorms Likely | 8 mph W | 64% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely | 9 to 13 mph NE | 64% |
| Monday | 72°F | Chance Showers And Thunderstorms | 12 mph NE | 54% |
| Monday Night | 56°F | Chance Showers And Thunderstorms | 13 mph NE | 48% |
| Tuesday | 71°F | Chance Showers And Thunderstorms | 12 mph NE | 48% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 54% |
| Wednesday | 70°F | Chance Rain Showers | 10 mph NE | 54% |
| Wednesday Night | 55°F | Chance Rain Showers | 7 to 10 mph NE | 42% |
| Thursday | 71°F | Slight Chance Rain Showers then Mostly Cloudy | 9 mph N | 17% |
| Thursday Night | 54°F | Mostly Cloudy | 5 to 9 mph N | 13% |
| Friday | 71°F | Partly Sunny | 6 to 9 mph N | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for London, OH
Last spring frost
Apr 24
First fall frost
Oct 18
Growing season
175 days
Hardiness zone
6a
Explore more for London, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, London Fish Hatchery, Oh (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.