Average annual temperature is 13.2 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -13.6 °C
Number of sunny days: 180 days
Number of rainy days: 182 days
Number of snow days: 3 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) | 18.5 | 19.4 | 17.4 | 30.2 | 28.7 | 32.8 | 34.5 | 31.4 | 35.3 | 27.1 | 19.7 | 16.7 |
| Average daytime temperature (°C) | 9.1 | 9.2 | 11.1 | 19.0 | 21.4 | 26.2 | 30.0 | 27.9 | 24.8 | 19.6 | 11.9 | 9.3 |
| Average temperature (°C) | 5.3 | 4.2 | 5.6 | 13.1 | 15.3 | 19.9 | 24.5 | 22.8 | 19.9 | 14.5 | 6.8 | 5.4 |
| Average night temperature (°C) | 1.9 | -0.2 | 0.9 | 8.2 | 9.7 | 14.8 | 20.1 | 18.8 | 16.1 | 10.5 | 2.7 | 2.1 |
| Absolute minimum temperature (°C) | -4.1 | -13.6 | -4.3 | 0.5 | 4.1 | 9.6 | 16.5 | 14.8 | 11.3 | 5.5 | -4.6 | -5.0 |
| 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 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 4.7 | 6.9 | 7.2 | 8.7 | 11.5 | 10.5 | 11.4 | 10.5 | 7.9 | 8.0 | 7.6 | 5.4 |
| Precipitation (mm) | 83 | 51 | 106 | 155 | 58 | 101 | 190 | 90 | 184 | 68 | 44 | 204 |
| Sunny days | 15 | 16 | 13 | 15 | 22 | 11 | 7 | 12 | 13 | 17 | 21 | 18 |
| Rainy days | 16 | 10 | 17 | 15 | 9 | 19 | 24 | 19 | 17 | 14 | 9 | 13 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Maryland during the most sunny months:
The largest precipitation sum in Maryland is at