Average annual temperature is 11.0 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: -21.6 °C
Number of sunny days: 224 days
Number of rainy days: 114 days
Number of snow days: 27 days
Look at detailed online map of Martinsburg
* Weather data for Martinsburg 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) | 3.6 | 12.1 | 19.8 | 29.1 | 31.2 | 34.4 | 36.7 | 38.4 | 36.6 | 31.7 | 18.3 | 12.2 |
| Average daytime temperature (°C) | -2.7 | 1.6 | 6.8 | 16.5 | 25.6 | 29.9 | 29.5 | 30.4 | 27.2 | 17.0 | 11.1 | 5.3 |
| Average temperature (°C) | -5.7 | -3.9 | 0.2 | 9.8 | 18.9 | 24.1 | 23.8 | 24.5 | 21.5 | 12.0 | 5.6 | 0.9 |
| Average night temperature (°C) | -8.4 | -8.2 | -4.1 | 4.4 | 13.2 | 18.4 | 18.7 | 19.5 | 16.6 | 7.9 | 1.4 | -2.5 |
| Absolute minimum temperature (°C) | -21.6 | -21.6 | -12.8 | -5.8 | 2.9 | 10.4 | 11.4 | 13.6 | 10.6 | -6.9 | -6.9 | -7.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.3 | 7.0 | 7.5 | 9.9 | 11.7 | 13.1 | 11.9 | 11.5 | 10.0 | 7.2 | 6.9 | 5.6 |
| Precipitation (mm) | 75 | 38 | 31 | 45 | 74 | 61 | 147 | 64 | 55 | 121 | 8 | 76 |
| Sunny days | 17 | 19 | 21 | 19 | 19 | 16 | 13 | 20 | 17 | 14 | 24 | 25 |
| Rainy days | 5 | 5 | 2 | 9 | 12 | 14 | 18 | 11 | 13 | 15 | 5 | 5 |
| Snow days | 9 | 4 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 |
The best time to visit Martinsburg during the most sunny months:
The largest precipitation sum in Martinsburg is at