Average annual temperature is 10.8 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -25.8 °C
Number of sunny days: 186 days
Number of rainy days: 156 days
Number of snow days: 23 days
Look at detailed online map of Maryland
* Weather data for Maryland 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) | 8.9 | 11.8 | 20.2 | 24.8 | 30.6 | 33.3 | 33.7 | 35.9 | 33.7 | 27.6 | 17.9 | 13.1 |
| Average daytime temperature (°C) | 1.6 | 4.0 | 7.1 | 15.7 | 22.8 | 28.2 | 28.5 | 27.9 | 24.4 | 16.3 | 8.8 | 5.9 |
| Average temperature (°C) | -2.2 | -1.4 | 2.0 | 9.2 | 16.4 | 21.7 | 23.0 | 22.4 | 19.3 | 11.9 | 4.1 | 2.2 |
| Average night temperature (°C) | -4.8 | -5.5 | -1.7 | 4.0 | 10.5 | 15.7 | 17.8 | 17.7 | 15.2 | 8.2 | 0.3 | -0.2 |
| Absolute minimum temperature (°C) | -25.8 | -23.1 | -12.6 | -2.1 | 0.9 | 7.3 | 13.6 | 10.4 | 8.9 | -2.9 | -12.4 | -8.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 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 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.9 | 7.3 | 6.9 | 9.2 | 11.1 | 12.3 | 12.1 | 11.2 | 8.7 | 7.3 | 7.1 | 4.1 |
| Precipitation (mm) | 76 | 93 | 78 | 76 | 45 | 27 | 93 | 32 | 105 | 92 | 30 | 66 |
| Sunny days | 13 | 16 | 13 | 14 | 21 | 18 | 12 | 16 | 14 | 12 | 20 | 17 |
| Rainy days | 8 | 8 | 14 | 16 | 10 | 12 | 19 | 15 | 16 | 18 | 8 | 12 |
| Snow days | 10 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 |
The best time to visit Maryland during the most sunny months:
The largest precipitation sum in Maryland is at