One of the most reliable forecasts for Deep Creek Lake weather is the National Weather Service (NWS). Its mission is to provide weather, water/climate data, forecasts, and warnings for not only Deep Creek Lake, Maryland, but the entire United States.
Lake & Air Temperature at Deep Creek Lake, Maryland
The Deep Creek Times has installed a weather gauge which is located towards the northern end of Deep Creek Lake. This gauge measures the current surface temperature as well as the ambient air temperature. Additionally, the gauge is installed close to the surface of the water in the off-season, so temperature readings may vary:
Deep Creek Lake Monthly Weather Averages
Weather averages are based on historical data for Deep Creek Lake over the past ten (10) years.
Month | January | February | March | April | May | June | July | August | September | October | November | December |
Avg. Temperatures | Hi 32°F Lo 19°F | Hi 36°F Lo 22°F | Hi 46°F Lo 30°F | Hi 57°F Lo 39°F | Hi 69°F Lo 49°F | Hi 76°F Lo 55°F | Hi 81°F Lo 59°F | Hi 79°F Lo 57°F | Hi 72°F Lo 52°F | Hi 59°F Lo 43°F | Hi 47°F Lo 32°F | Hi 38°F Lo 27°F |
Avg. Wind Speed | 9 mph | 9 mph | 8 mph | 8 mph | 7 mph | 6 mph | 5 mph | 5 mph | 6 mph | 7 mph | 7 mph | 8 mph |
Avg. Precipitation | 4.1 in | 5.2 in | 4.4 in | 5.3 in | 7.1 in | 6.4 in | 6 in | 5.2 in | 4.9 in | 5.2 in | 3.5 in | 4.6 in |
Average Humidity | 86% | 87% | 81% | 80% | 80% | 78% | 78% | 79% | 79% | 81% | 79% | 85% |
Avg. Cloud Cover | 69% | 67% | 58% | 52% | 48% | 42% | 39% | 38% | 41% | 48% | 48% | 64% |
Pressure Average | 30.1 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in | 30.0 in | 30.1 in | 30.1 in |
Average Dry Days | 6 | 5 | 12 | 16 | 20 | 21 | 22 | 24 | 23 | 21 | 15 | 9 |
Avg. Precip. Days | 6 | 7 | 7 | 10 | 11 | 9 | 9 | 7 | 7 | 8 | 6 | 7 |
Avg. Snow Days | 20 | 16 | 12 | 5 | 1 | 0 | 0 | 0 | 0 | 3 | 9 | 15 |
Average Fog Days | 7 | 7 | 8 | 6 | 10 | 10 | 11 | 11 | 12 | 9 | 6 | 6 |
Average UV Index | 1 | 2 | 2 | 4 | 5 | 6 | 5 | 5 | 3 | 2 | 2 | 1 |
Avg. Hours of Sun | 173 | 161 | 229 | 243 | 280 | 299 | 319 | 326 | 300 | 264 | 247 | 195 |