Average annual temperature is 4.1 °C
Absolute maximum temperature: 24.5 °C
Absolute minimum temperature: -17.0 °C
Number of sunny days: 98 days
Number of rainy days: 164 days
Number of snow days: 103 days
Look at detailed online map of Girdwood
* Weather data for Girdwood 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) | 4.2 | 1.6 | 4.0 | 10.3 | 15.4 | 22.5 | 23.3 | 24.5 | 16.2 | 10.2 | 7.1 | 3.8 |
| Average daytime temperature (°C) | 2.0 | -1.2 | 0.1 | 3.6 | 7.2 | 13.8 | 18.7 | 18.7 | 11.9 | 6.7 | 1.7 | -1.9 |
| Average temperature (°C) | 0.3 | -3.4 | -2.5 | 0.8 | 5.3 | 10.7 | 15.1 | 15.6 | 8.4 | 3.6 | -0.4 | -5.0 |
| Average night temperature (°C) | -1.7 | -5.7 | -4.7 | -1.6 | 4.0 | 8.3 | 12.2 | 12.9 | 5.6 | 1.1 | -2.4 | -8.1 |
| Absolute minimum temperature (°C) | -10.7 | -13.0 | -13.2 | -9.6 | 0.7 | 2.2 | 7.4 | 7.3 | -1.5 | -7.9 | -13.3 | -17.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 7.0 | 10.0 | 13.0 | 16.0 | 18.0 | 19.0 | 19.0 | 17.0 | 14.0 | 11.0 | 8.0 | 6.0 |
| Daylight mean duration (h) | 6.6 | 9.0 | 11.8 | 14.7 | 17.4 | 19.1 | 18.2 | 15.7 | 12.9 | 10.1 | 7.4 | 5.7 |
| Daylight minimum duration (h) | 5.0 | 7.0 | 10.0 | 13.0 | 16.0 | 18.0 | 17.0 | 14.0 | 11.0 | 8.0 | 6.0 | 5.0 |
| Sunshine mean duration (h) | 0.9 | 2.9 | 6.3 | 7.3 | 3.8 | 3.9 | 8.1 | 6.7 | 5.2 | 3.6 | 1.4 | 0.9 |
| Precipitation (mm) | 317 | 130 | 185 | 92 | 317 | 278 | 141 | 224 | 254 | 187 | 434 | 304 |
| Sunny days | 5 | 5 | 16 | 11 | 5 | 5 | 14 | 9 | 7 | 12 | 3 | 6 |
| Rainy days | 8 | 0 | 4 | 1 | 22 | 25 | 17 | 22 | 23 | 18 | 15 | 9 |
| Snow days | 18 | 23 | 11 | 18 | 4 | 0 | 0 | 0 | 0 | 1 | 12 | 16 |
The best time to visit Girdwood during the most sunny months:
Months with the longest average daylight duration in Girdwood:
The largest precipitation sum in Girdwood is at