Average annual temperature is 10.0 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -15.0 °C
Number of sunny days: 209 days
Number of rainy days: 125 days
Number of snow days: 31 days
Look at detailed online map of Cornell
* Weather data for Cornell United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 10.3 | 13.4 | 10.5 | 28.5 | 31.4 | 33.7 | 37.6 | 36.1 | 30.3 | 26.5 | 17.8 | 12.7 |
| Average daytime temperature (°C) | 4.1 | 6.7 | 3.2 | 14.0 | 21.2 | 24.8 | 33.1 | 30.4 | 23.9 | 18.9 | 10.9 | 8.3 |
| Average temperature (°C) | -0.3 | 0.1 | -1.4 | 6.9 | 14.1 | 17.4 | 24.8 | 22.5 | 16.5 | 10.9 | 4.8 | 3.1 |
| Average night temperature (°C) | -3.2 | -3.9 | -5.2 | 1.4 | 7.8 | 10.8 | 16.7 | 15.6 | 10.1 | 5.4 | 0.7 | -0.2 |
| Absolute minimum temperature (°C) | -11.4 | -9.4 | -15.0 | -5.8 | -0.7 | 3.4 | 13.6 | 9.1 | 3.4 | -3.6 | -4.6 | -5.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.3 | 14.5 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.3 | 7.8 | 7.8 | 10.2 | 12.3 | 13.1 | 13.7 | 12.1 | 10.8 | 9.0 | 7.1 | 5.5 |
| Precipitation (mm) | 73 | 34 | 147 | 25 | 49 | 25 | 0 | 16 | 18 | 11 | 79 | 51 |
| Sunny days | 13 | 15 | 8 | 16 | 14 | 13 | 29 | 23 | 21 | 25 | 18 | 14 |
| Rainy days | 13 | 2 | 12 | 10 | 17 | 17 | 2 | 8 | 9 | 6 | 12 | 17 |
| Snow days | 5 | 11 | 11 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Cornell during the most sunny months:
The largest precipitation sum in Cornell is at