Average annual temperature is 16.0 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: -2.2 °C
Number of sunny days: 180 days
Number of rainy days: 185 days
Look at detailed online map of Terni
* Weather data for Terni Italy is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.1 | 16.8 | 20.5 | 22.7 | 27.2 | 35.0 | 40.0 | 38.9 | 33.4 | 31.2 | 20.0 | 19.1 |
| Average daytime temperature (°C) | 11.2 | 12.7 | 15.9 | 17.8 | 22.7 | 28.0 | 34.2 | 32.7 | 28.7 | 25.6 | 16.1 | 13.0 |
| Average temperature (°C) | 7.1 | 6.9 | 10.8 | 12.1 | 17.3 | 22.0 | 27.2 | 25.6 | 22.2 | 19.4 | 12.0 | 8.9 |
| Average night temperature (°C) | 3.6 | 2.5 | 6.3 | 7.1 | 12.7 | 16.7 | 20.4 | 19.3 | 16.9 | 14.6 | 7.9 | 5.2 |
| Absolute minimum temperature (°C) | -0.7 | -2.2 | 1.6 | 2.2 | 9.6 | 14.0 | 17.0 | 15.0 | 13.6 | 12.2 | -0.6 | 0.4 |
| 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 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.3 | 7.8 | 8.6 | 10.3 | 9.8 | 12.6 | 13.4 | 12.3 | 10.5 | 8.7 | 6.1 | 6.1 |
| Precipitation (mm) | 140 | 50 | 79 | 98 | 173 | 84 | 16 | 53 | 28 | 113 | 141 | 35 |
| Sunny days | 15 | 20 | 14 | 11 | 4 | 10 | 23 | 23 | 19 | 14 | 7 | 20 |
| Rainy days | 16 | 8 | 17 | 19 | 27 | 20 | 8 | 8 | 11 | 17 | 23 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Terni during the most sunny months:
The largest precipitation sum in Terni is at