Average annual temperature is 17.0 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 168 days
Number of rainy days: 197 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) | 20.5 | 24.6 | 25.2 | 27.8 | 30.2 | 32.4 | 34.9 | 35.6 | 33.9 | 27.6 | 25.3 | 20.6 |
| Average daytime temperature (°C) | 14.3 | 17.4 | 18.2 | 21.7 | 24.7 | 28.8 | 32.0 | 31.9 | 27.9 | 22.6 | 17.1 | 13.6 |
| Average temperature (°C) | 9.2 | 12.0 | 12.5 | 15.8 | 19.4 | 23.1 | 26.2 | 26.1 | 22.5 | 17.2 | 11.6 | 8.4 |
| Average night temperature (°C) | 5.1 | 8.0 | 7.5 | 10.9 | 14.9 | 18.2 | 21.3 | 21.5 | 17.5 | 12.5 | 7.1 | 4.0 |
| Absolute minimum temperature (°C) | -3.7 | -3.1 | -4.5 | 4.3 | 5.7 | 14.7 | 18.3 | 17.0 | 13.0 | 6.0 | -2.6 | -3.0 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 5.6 | 6.1 | 8.3 | 9.3 | 10.0 | 11.1 | 11.6 | 10.7 | 10.2 | 8.9 | 6.6 | 6.6 |
| Precipitation (mm) | 132 | 154 | 171 | 129 | 111 | 96 | 157 | 182 | 78 | 39 | 66 | 87 |
| Sunny days | 13 | 10 | 18 | 12 | 10 | 9 | 7 | 11 | 18 | 22 | 19 | 19 |
| Rainy days | 18 | 18 | 13 | 18 | 21 | 21 | 24 | 20 | 12 | 9 | 11 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 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