Average annual temperature is 4.1 °C
Absolute maximum temperature: 23.2 °C
Absolute minimum temperature: -19.7 °C
Number of sunny days: 99 days
Number of rainy days: 238 days
Number of snow days: 28 days
Look at detailed online map of Old Harbor
* Weather data for Old Harbor 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) | 4.8 | 4.7 | 10.1 | 9.5 | 11.9 | 22.1 | 22.5 | 23.2 | 19.4 | 13.5 | 11.1 | 4.7 |
| Average daytime temperature (°C) | 1.9 | 1.4 | 2.3 | 3.5 | 7.8 | 12.5 | 16.0 | 16.7 | 13.2 | 9.2 | 4.3 | -0.3 |
| Average temperature (°C) | 0.1 | -1.9 | -1.2 | 0.0 | 5.3 | 9.5 | 12.8 | 13.5 | 8.8 | 5.5 | 1.0 | -4.4 |
| Average night temperature (°C) | -1.9 | -5.1 | -4.2 | -3.4 | 3.4 | 7.5 | 10.1 | 10.8 | 5.2 | 2.7 | -1.7 | -8.4 |
| Absolute minimum temperature (°C) | -12.7 | -13.3 | -11.5 | -11.3 | -3.1 | 2.9 | 7.1 | 5.9 | -1.1 | -5.7 | -11.2 | -19.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 17.0 | 17.0 | 16.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 7.5 | 9.5 | 11.8 | 14.3 | 16.6 | 17.8 | 17.2 | 15.2 | 12.8 | 10.3 | 8.1 | 6.8 |
| Daylight minimum duration (h) | 6.0 | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 16.0 | 14.0 | 11.0 | 9.0 | 7.0 | 6.0 |
| Sunshine mean duration (h) | 1.2 | 4.8 | 7.7 | 9.1 | 4.9 | 4.4 | 6.0 | 5.7 | 7.5 | 5.3 | 3.7 | 2.5 |
| Precipitation (mm) | 162 | 122 | 82 | 77 | 254 | 278 | 238 | 281 | 109 | 124 | 193 | 181 |
| Sunny days | 3 | 11 | 17 | 12 | 1 | 1 | 2 | 6 | 9 | 13 | 13 | 11 |
| Rainy days | 22 | 14 | 7 | 10 | 30 | 29 | 29 | 25 | 21 | 18 | 17 | 16 |
| Snow days | 6 | 3 | 7 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The best time to visit Old Harbor during the most sunny months:
Months with the longest average daylight duration in Old Harbor:
The largest precipitation sum in Old Harbor is at