Average annual temperature is 18.6 °C
Absolute maximum temperature: 44.2 °C
Absolute minimum temperature: 4.2 °C
Number of sunny days: 180 days
Number of rainy days: 185 days
Look at detailed online map of Mersa
* Weather data for Mersa 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) | 18.8 | 22.4 | 22.5 | 23.3 | 26.8 | 31.4 | 44.2 | 36.3 | 35.8 | 33.7 | 26.7 | 25.1 |
| Average daytime temperature (°C) | 14.5 | 13.9 | 16.3 | 17.5 | 21.0 | 25.3 | 32.6 | 29.7 | 27.7 | 26.6 | 21.0 | 16.9 |
| Average temperature (°C) | 11.4 | 10.5 | 13.3 | 14.4 | 18.1 | 22.4 | 28.5 | 25.9 | 24.1 | 22.8 | 17.9 | 13.9 |
| Average night temperature (°C) | 8.8 | 7.6 | 10.4 | 11.5 | 15.3 | 19.4 | 24.4 | 22.2 | 20.8 | 19.5 | 15.1 | 11.4 |
| Absolute minimum temperature (°C) | 4.8 | 4.2 | 7.3 | 7.7 | 13.3 | 16.1 | 20.2 | 19.5 | 17.4 | 17.3 | 10.0 | 7.6 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 7.4 | 7.8 | 9.5 | 10.6 | 9.5 | 12.4 | 13.5 | 12.3 | 10.9 | 9.6 | 7.7 | 6.6 |
| Precipitation (mm) | 179 | 90 | 126 | 257 | 200 | 109 | 8 | 15 | 56 | 22 | 88 | 61 |
| Sunny days | 9 | 14 | 11 | 14 | 9 | 13 | 28 | 21 | 17 | 20 | 8 | 16 |
| Rainy days | 22 | 14 | 20 | 16 | 22 | 17 | 3 | 10 | 13 | 11 | 22 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mersa during the most sunny months:
The largest precipitation sum in Mersa is at