Average annual temperature is 13.4 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: -5.8 °C
Number of sunny days: 205 days
Number of rainy days: 160 days
Look at detailed online map of Osta
* Weather data for Osta 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) | 13.0 | 17.6 | 20.8 | 22.8 | 26.6 | 32.5 | 34.6 | 36.5 | 29.7 | 29.3 | 17.1 | 17.6 |
| Average daytime temperature (°C) | 7.4 | 10.9 | 15.5 | 18.0 | 21.0 | 26.2 | 29.4 | 30.1 | 25.3 | 20.8 | 12.2 | 8.7 |
| Average temperature (°C) | 3.3 | 4.7 | 9.3 | 11.9 | 16.1 | 21.1 | 23.8 | 24.1 | 19.9 | 15.6 | 6.7 | 3.9 |
| Average night temperature (°C) | 0.0 | -0.2 | 3.7 | 5.8 | 11.7 | 16.2 | 18.4 | 18.3 | 15.0 | 11.5 | 2.5 | 0.1 |
| Absolute minimum temperature (°C) | -5.6 | -5.8 | -0.3 | 0.4 | 8.5 | 12.8 | 15.1 | 12.3 | 9.0 | 5.5 | -2.9 | -3.7 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.2 | 14.1 | 12.5 | 11.0 | 9.6 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 4.8 | 7.2 | 9.0 | 10.1 | 8.8 | 11.7 | 12.4 | 11.7 | 9.8 | 7.1 | 6.6 | 4.6 |
| Precipitation (mm) | 24 | 15 | 19 | 91 | 168 | 142 | 83 | 117 | 42 | 86 | 38 | 34 |
| Sunny days | 19 | 22 | 22 | 18 | 5 | 10 | 13 | 19 | 19 | 18 | 19 | 21 |
| Rainy days | 12 | 6 | 9 | 12 | 26 | 20 | 18 | 12 | 11 | 13 | 11 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Osta during the most sunny months:
Months with the longest average daylight duration in Osta:
The largest precipitation sum in Osta is at