Average annual temperature is 14.0 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 178 days
Number of rainy days: 187 days
Look at detailed online map of Potomac Glen
* Weather data for Potomac Glen 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) | 17.5 | 22.8 | 25.0 | 29.9 | 28.5 | 33.2 | 37.3 | 33.9 | 36.9 | 27.4 | 23.4 | 15.5 |
| Average daytime temperature (°C) | 9.4 | 11.4 | 12.6 | 21.5 | 22.7 | 27.2 | 31.3 | 30.0 | 26.1 | 20.6 | 13.0 | 9.9 |
| Average temperature (°C) | 5.3 | 6.0 | 6.7 | 14.6 | 16.3 | 20.9 | 25.1 | 24.1 | 20.7 | 14.9 | 7.4 | 5.5 |
| Average night temperature (°C) | 1.9 | 1.7 | 1.9 | 9.1 | 10.5 | 15.5 | 20.5 | 19.4 | 16.2 | 10.5 | 3.2 | 2.1 |
| Absolute minimum temperature (°C) | -3.1 | -9.7 | -5.3 | 1.1 | 4.4 | 11.0 | 18.1 | 15.6 | 10.1 | 5.3 | -5.6 | -3.8 |
| 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) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.2 | 6.2 | 7.3 | 9.3 | 10.5 | 10.6 | 11.7 | 10.7 | 8.5 | 8.5 | 7.7 | 5.4 |
| Precipitation (mm) | 71 | 56 | 87 | 101 | 38 | 136 | 145 | 56 | 135 | 35 | 61 | 168 |
| Sunny days | 13 | 16 | 13 | 17 | 16 | 12 | 6 | 12 | 13 | 18 | 24 | 18 |
| Rainy days | 18 | 12 | 18 | 13 | 15 | 18 | 25 | 19 | 17 | 13 | 6 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Potomac Glen during the most sunny months:
The largest precipitation sum in Potomac Glen is at