Average annual temperature is 15.9 °C
Absolute maximum temperature: 42.6 °C
Absolute minimum temperature: -6.5 °C
Number of sunny days: 287 days
Number of rainy days: 73 days
Number of snow days: 5 days
Look at detailed online map of Mercury
* Weather data for Mercury 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 | 16.9 | 17.6 | 31.2 | 31.8 | 35.1 | 42.6 | 37.2 | 35.9 | 30.4 | 23.7 | 17.8 |
| Average daytime temperature (°C) | 8.3 | 11.1 | 12.3 | 22.6 | 26.9 | 29.8 | 38.0 | 33.3 | 29.3 | 24.2 | 16.0 | 13.3 |
| Average temperature (°C) | 3.3 | 4.4 | 6.7 | 15.6 | 21.0 | 23.7 | 32.1 | 27.0 | 22.7 | 17.2 | 9.4 | 6.8 |
| Average night temperature (°C) | -0.5 | -1.0 | 1.7 | 8.0 | 14.0 | 16.6 | 24.2 | 20.2 | 15.9 | 9.5 | 3.2 | 1.1 |
| Absolute minimum temperature (°C) | -6.5 | -6.0 | -4.3 | -2.9 | 6.9 | 12.2 | 19.1 | 15.3 | 12.2 | -1.0 | -3.1 | -2.9 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 7.0 | 8.8 | 9.0 | 11.9 | 12.7 | 13.0 | 13.3 | 11.4 | 10.9 | 10.3 | 9.0 | 8.1 |
| Precipitation (mm) | 49 | 20 | 47 | 4 | 4 | 8 | 0 | 64 | 47 | 0 | 10 | 3 |
| Sunny days | 18 | 19 | 13 | 28 | 23 | 24 | 31 | 22 | 24 | 30 | 26 | 29 |
| Rainy days | 11 | 7 | 17 | 2 | 8 | 6 | 0 | 9 | 6 | 1 | 4 | 2 |
| Snow days | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mercury during the most sunny months:
The largest precipitation sum in Mercury is at