Cortland, OH Weather & Growing Conditions
Tonight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. Southeast wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Partly Cloudy | 9 mph SE | 3% |
| Wednesday | 72°F | Partly Sunny then Light Rain Likely | 9 to 15 mph S | 67% |
| Wednesday Night | 57°F | Light Rain | 8 to 17 mph S | 88% |
| Thursday | 66°F | Slight Chance Light Rain then Mostly Sunny | 7 to 14 mph SW | 16% |
| Thursday Night | 46°F | Partly Cloudy | 2 to 7 mph SW | 1% |
| Friday | 61°F | Partly Sunny then Slight Chance Light Rain | 2 to 7 mph W | 23% |
| Friday Night | 43°F | Chance Light Rain | 3 to 7 mph NW | 37% |
| Saturday | 53°F | Chance Light Rain | 7 to 10 mph W | 38% |
| Saturday Night | 37°F | Chance Light Rain then Mostly Cloudy | 3 to 7 mph W | 38% |
| Sunday | 54°F | Partly Sunny then Slight Chance Light Rain | 5 to 9 mph W | 20% |
| Sunday Night | 36°F | Slight Chance Light Rain | 7 mph W | 22% |
| Monday | 55°F | Chance Light Rain | 7 to 12 mph W | 32% |
| Monday Night | 38°F | Chance Light Rain | 9 mph SW | 32% |
| Tuesday | 59°F | Mostly Sunny | 9 to 14 mph W | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cortland, OH
Last spring frost
Apr 30
First fall frost
Oct 23
Growing season
176 days
Hardiness zone
6a
Explore more for Cortland, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Mosquito Creek Lake, Oh (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.