Average annual temperature is 8.8 °C
Absolute maximum temperature: 30.1 °C
Absolute minimum temperature: -17.7 °C
Number of sunny days: 119 days
Number of rainy days: 209 days
Number of snow days: 37 days
Look at detailed online map of Town of Napoli
* Weather data for Town of Napoli 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) | 12.2 | 15.8 | 14.4 | 26.7 | 28.8 | 30.1 | 29.9 | 29.1 | 29.4 | 26.3 | 14.9 | 12.8 |
| Average daytime temperature (°C) | 3.1 | 5.8 | 5.1 | 15.4 | 18.8 | 22.4 | 25.3 | 23.1 | 21.0 | 14.5 | 7.0 | 5.5 |
| Average temperature (°C) | -0.4 | -0.8 | 0.0 | 8.3 | 12.0 | 16.7 | 19.9 | 18.0 | 15.6 | 10.4 | 2.8 | 2.0 |
| Average night temperature (°C) | -3.0 | -5.3 | -3.7 | 2.9 | 5.9 | 11.8 | 15.3 | 14.2 | 11.5 | 7.2 | -0.4 | -0.7 |
| Absolute minimum temperature (°C) | -10.1 | -17.7 | -11.6 | -6.5 | -0.8 | 7.6 | 11.0 | 9.6 | 5.3 | -0.8 | -9.4 | -8.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 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) | 2.0 | 5.6 | 5.5 | 8.3 | 11.1 | 10.9 | 11.4 | 9.9 | 8.5 | 5.6 | 5.4 | 3.3 |
| Precipitation (mm) | 129 | 84 | 120 | 104 | 45 | 101 | 98 | 116 | 42 | 81 | 71 | 108 |
| Sunny days | 5 | 8 | 5 | 12 | 22 | 8 | 8 | 5 | 15 | 11 | 11 | 9 |
| Rainy days | 15 | 15 | 14 | 17 | 9 | 22 | 23 | 26 | 15 | 20 | 15 | 18 |
| Snow days | 11 | 5 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 |
The best time to visit Town of Napoli during the most sunny months:
The largest precipitation sum in Town of Napoli is at