Cortland, NY Weather & Climate Normals
Cortland's real weather, in one number
Cortland, NY scores 41/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Cortland's hottest and coldest months
Cortland's hottest month is Jul, averaging 68°F; its coldest is Jan, averaging 21°F, a 47.7°F swing across the year, one of the widest gaps in this dataset.
Cortland's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 30°F | 12°F | 2.2in | 16.1in |
| Feb | 33°F | 12°F | 2.02in | 14.5in |
| Mar | 40°F | 20°F | 2.66in | 13in |
| Apr | 53°F | 33°F | 3.19in | 2.4in |
| May | 66°F | 44°F | 3.51in | 0in |
| Jun | 75°F | 53°F | 4.19in | 0in |
| Jul | 79°F | 58°F | 4.09in | 0in |
| Aug | 78°F | 55°F | 4.09in | 0in |
| Sep | 71°F | 49°F | 4.12in | 0in |
| Oct | 58°F | 38°F | 3.9in | 0.1in |
| Nov | 46°F | 29°F | 2.84in | 5.6in |
| Dec | 35°F | 21°F | 2.66in | 12.7in |
May, Jun, Jul, Aug, and Sep are the best time to see Cortland at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Cortland
Cortland averages 39.47in of precipitation a year across roughly 149 days with measurable rain or snow, and 64.4in of snow a year.
Where Cortland ranks
Cortland ranks 4395 of 4876 US cities in this dataset for comfort score, and 148 of 170 within NY. About 17,459 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Freeville 1 Ne, NY US, 9.6 miles from Cortland, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure