Average annual temperature is 13.7 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -11.1 °C
Number of sunny days: 197 days
Number of rainy days: 163 days
Number of snow days: 5 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) | 18.3 | 22.5 | 25.7 | 30.2 | 29.0 | 31.1 | 37.3 | 34.0 | 35.9 | 27.4 | 24.7 | 18.5 |
| Average daytime temperature (°C) | 9.1 | 11.8 | 12.8 | 21.3 | 22.1 | 26.3 | 31.8 | 30.2 | 25.6 | 20.4 | 12.9 | 10.0 |
| Average temperature (°C) | 4.7 | 6.1 | 6.5 | 14.5 | 15.9 | 20.2 | 25.3 | 23.9 | 19.9 | 14.6 | 7.2 | 5.1 |
| Average night temperature (°C) | 1.3 | 1.4 | 1.5 | 8.8 | 10.4 | 14.9 | 20.0 | 19.0 | 15.2 | 10.1 | 2.7 | 1.8 |
| Absolute minimum temperature (°C) | -5.4 | -11.1 | -7.2 | 1.3 | 4.3 | 10.3 | 16.7 | 15.0 | 9.4 | 3.7 | -6.5 | -4.9 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.8 | 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) | 5.5 | 7.0 | 7.9 | 9.3 | 10.1 | 10.7 | 12.1 | 11.2 | 9.2 | 9.1 | 7.9 | 6.1 |
| Precipitation (mm) | 46 | 60 | 67 | 116 | 55 | 99 | 90 | 33 | 129 | 34 | 62 | 118 |
| Sunny days | 13 | 17 | 15 | 18 | 17 | 14 | 9 | 15 | 16 | 18 | 25 | 20 |
| Rainy days | 16 | 10 | 14 | 12 | 14 | 16 | 22 | 16 | 14 | 13 | 5 | 11 |
| Snow days | 2 | 1 | 2 | 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