Average annual temperature is 12.5 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -10.0 °C
Number of sunny days: 167 days
Number of rainy days: 191 days
Number of snow days: 7 days
Look at detailed online map of Rochester
* Weather data for Rochester 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) | 15.5 | 22.1 | 23.1 | 27.9 | 28.6 | 32.6 | 32.6 | 31.7 | 33.0 | 28.1 | 19.3 | 16.3 |
| Average daytime temperature (°C) | 7.9 | 11.6 | 11.4 | 18.5 | 21.7 | 25.9 | 29.3 | 27.4 | 25.0 | 18.6 | 11.9 | 9.0 |
| Average temperature (°C) | 3.5 | 4.8 | 5.2 | 11.8 | 15.5 | 19.7 | 23.4 | 21.9 | 19.3 | 13.6 | 6.3 | 4.8 |
| Average night temperature (°C) | 0.4 | 0.2 | 0.7 | 6.0 | 10.0 | 14.3 | 18.8 | 17.2 | 14.7 | 9.7 | 2.1 | 1.7 |
| Absolute minimum temperature (°C) | -6.8 | -10.0 | -7.9 | -0.6 | 2.2 | 8.5 | 15.1 | 11.4 | 9.5 | 1.8 | -7.1 | -5.2 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 3.4 | 6.8 | 7.2 | 8.9 | 10.4 | 11.0 | 11.6 | 10.9 | 9.3 | 7.5 | 7.0 | 4.9 |
| Precipitation (mm) | 146 | 73 | 124 | 75 | 74 | 105 | 110 | 108 | 33 | 75 | 46 | 80 |
| Sunny days | 7 | 15 | 12 | 15 | 17 | 14 | 6 | 15 | 17 | 15 | 21 | 13 |
| Rainy days | 21 | 12 | 18 | 15 | 14 | 16 | 25 | 16 | 13 | 16 | 8 | 17 |
| Snow days | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Rochester during the most sunny months:
The largest precipitation sum in Rochester is at