Cortland, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cortland, a city in Cortland County, New York.
Today
80°F
Areas Of Fog then Sunny
Areas of fog before 9am. Sunny, with a high near 80. Southwest wind around 2 mph.
7-day forecast for Cortland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Areas Of Fog then Sunny | 2 mph SW | 0% |
| Tonight | 57°F | Mostly Clear | 1 mph SE | 0% |
| Wednesday | 82°F | Mostly Sunny | 1 to 6 mph S | 1% |
| Wednesday Night | 64°F | Slight Chance Rain Showers | 5 mph S | 20% |
| Thursday | 84°F | Showers And Thunderstorms | 2 to 6 mph S | 82% |
| Thursday Night | 65°F | Showers And Thunderstorms | 0 to 3 mph SW | 82% |
| Friday | 82°F | Showers And Thunderstorms | 0 to 5 mph SW | 75% |
| Friday Night | 62°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 3 mph W | 75% |
| Saturday | 81°F | Showers And Thunderstorms Likely | 0 to 6 mph W | 63% |
| Saturday Night | 62°F | Showers And Thunderstorms Likely | 0 to 3 mph W | 63% |
| Sunday | 83°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 7 mph SW | 25% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 36% |
| Monday | 82°F | Chance Rain Showers | 2 to 9 mph W | 50% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 1 to 7 mph W | 50% |
Forecast source: National Weather Service (api.weather.gov) for Cortland (42.601, -76.179). Updated through the day.
Growing snapshot for Cortland
Last spring frost
May 7
First fall frost
Oct 8
Growing season
154 days
Hardiness zone
5b
More local growing data for Cortland: nearby ZIP 13045 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Freeville 1 Ne, Ny (8.5 mi from Cortland). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.