Average annual temperature is 12.3 °C
Absolute maximum temperature: 32.6 °C
Absolute minimum temperature: -10.0 °C
Number of sunny days: 171 days
Number of rainy days: 182 days
Number of snow days: 12 days
Look at detailed online map of Glen Echo
* Weather data for Glen Echo 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) | 17.0 | 20.0 | 20.6 | 26.0 | 29.3 | 32.3 | 32.5 | 31.9 | 32.6 | 29.1 | 21.7 | 16.0 |
| Average daytime temperature (°C) | 6.0 | 10.7 | 10.6 | 17.2 | 21.8 | 25.7 | 28.1 | 27.4 | 25.2 | 18.3 | 11.6 | 8.6 |
| Average temperature (°C) | 2.2 | 3.9 | 4.6 | 11.0 | 15.9 | 20.1 | 23.2 | 22.1 | 19.6 | 13.6 | 6.0 | 4.3 |
| Average night temperature (°C) | -0.8 | -0.6 | 0.2 | 5.7 | 10.4 | 14.8 | 18.8 | 17.2 | 14.6 | 9.5 | 2.1 | 1.3 |
| Absolute minimum temperature (°C) | -10.0 | -9.9 | -8.1 | -0.3 | 2.1 | 10.2 | 14.6 | 11.5 | 9.0 | -2.2 | -7.7 | -4.2 |
| 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 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 3.8 | 7.3 | 7.5 | 8.8 | 10.2 | 10.4 | 12.1 | 11.0 | 9.7 | 6.9 | 7.5 | 4.7 |
| Precipitation (mm) | 127 | 43 | 156 | 87 | 76 | 141 | 113 | 79 | 28 | 53 | 35 | 54 |
| Sunny days | 7 | 15 | 12 | 15 | 19 | 14 | 7 | 15 | 16 | 15 | 23 | 13 |
| Rainy days | 19 | 11 | 14 | 15 | 12 | 16 | 24 | 16 | 14 | 16 | 7 | 18 |
| Snow days | 5 | 2 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Glen Echo during the most sunny months:
The largest precipitation sum in Glen Echo is at