Average annual temperature is 7.8 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: -32.6 °C
Number of sunny days: 120 days
Number of rainy days: 201 days
Number of snow days: 44 days
Look at detailed online map of Mount Holly Heights
* Weather data for Mount Holly Heights 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) | 8.6 | 10.5 | 9.0 | 25.8 | 28.1 | 30.3 | 28.9 | 24.2 | 28.8 | 26.0 | 15.0 | 13.1 |
| Average daytime temperature (°C) | 1.1 | 1.1 | 3.4 | 12.4 | 17.8 | 20.7 | 24.7 | 21.8 | 20.2 | 14.9 | 5.0 | 3.9 |
| Average temperature (°C) | -2.1 | -4.4 | -1.0 | 6.8 | 11.8 | 16.1 | 20.3 | 17.7 | 16.0 | 10.8 | 0.7 | 0.0 |
| Average night temperature (°C) | -5.2 | -9.4 | -4.7 | 2.4 | 6.7 | 12.3 | 16.8 | 14.5 | 12.8 | 7.7 | -2.6 | -3.0 |
| Absolute minimum temperature (°C) | -14.7 | -32.6 | -9.6 | -12.1 | -0.5 | 5.8 | 11.6 | 10.4 | 7.3 | -1.5 | -10.4 | -10.8 |
| 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) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| 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 | 8.0 |
| Sunshine mean duration (h) | 3.5 | 6.1 | 6.8 | 8.1 | 11.4 | 10.0 | 10.3 | 10.3 | 8.5 | 6.8 | 6.5 | 4.6 |
| Precipitation (mm) | 124 | 56 | 125 | 107 | 94 | 143 | 316 | 159 | 92 | 144 | 68 | 164 |
| Sunny days | 6 | 9 | 10 | 13 | 18 | 4 | 1 | 8 | 14 | 12 | 12 | 13 |
| Rainy days | 15 | 9 | 9 | 17 | 13 | 26 | 30 | 23 | 16 | 19 | 9 | 15 |
| Snow days | 10 | 10 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 3 |
The best time to visit Mount Holly Heights during the most sunny months:
Months with the longest average daylight duration in Mount Holly Heights:
The largest precipitation sum in Mount Holly Heights is at