Average annual temperature is 12.3 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: -16.3 °C
Number of sunny days: 185 days
Number of rainy days: 169 days
Number of snow days: 11 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) | 14.8 | 13.9 | 21.0 | 26.3 | 32.1 | 34.3 | 35.3 | 36.6 | 33.4 | 28.8 | 22.5 | 15.9 |
| Average daytime temperature (°C) | 4.2 | 7.4 | 9.6 | 18.4 | 24.6 | 29.5 | 29.0 | 28.4 | 25.4 | 18.3 | 11.0 | 7.8 |
| Average temperature (°C) | 0.1 | 1.6 | 4.0 | 11.1 | 17.9 | 22.9 | 23.6 | 22.9 | 20.0 | 13.3 | 5.7 | 3.7 |
| Average night temperature (°C) | -2.8 | -2.5 | -0.3 | 5.1 | 11.7 | 16.6 | 18.4 | 18.1 | 15.4 | 9.2 | 1.4 | 1.0 |
| Absolute minimum temperature (°C) | -16.3 | -15.9 | -11.7 | -1.6 | 1.8 | 10.1 | 14.0 | 11.6 | 9.5 | -2.4 | -10.5 | -7.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 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) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.3 | 7.5 | 6.6 | 9.4 | 11.0 | 12.3 | 12.3 | 10.8 | 9.0 | 7.1 | 7.4 | 4.5 |
| Precipitation (mm) | 64 | 88 | 100 | 100 | 114 | 17 | 142 | 150 | 117 | 89 | 25 | 65 |
| Sunny days | 8 | 16 | 12 | 17 | 19 | 20 | 12 | 15 | 12 | 15 | 22 | 17 |
| Rainy days | 16 | 10 | 19 | 13 | 12 | 10 | 19 | 16 | 18 | 15 | 8 | 13 |
| Snow days | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
The best time to visit Cornell during the most sunny months:
The largest precipitation sum in Cornell is at