Weather & Climate at Marine Safety Center Coast Guard Base in Washington, DC
Summary of the weather and climate in Washington, DC:
- The average high in Washington, DC is 66.7°F and average low is 49.5°F
- The hottest month is July with an high of 88.4°F
- The coldest month is January with an low of 28.6°F
- Annual rainfall is 39.74 inches. The rainiest month is May with an average of 3.99 inches.
- Annual snowfall is 15.4 inches. The snowiest month is February with an average of 5.7 inches.
SOURCE: NOAA.GOV
Climate Table — Marine Safety Center Coast Guard Base
Monthly Averages:
| High (°F) | Low (°F) | Rainfall (inches) | Snowfall (inches) | |
|---|---|---|---|---|
| January | 43.4 | 28.6 | 2.81 | 5.6 |
| February | 47.1 | 30.9 | 2.62 | 5.7 |
| March | 55.9 | 37.6 | 3.48 | 1.3 |
| April | 66.6 | 47 | 3.06 | 0 |
| May | 75.4 | 56.5 | 3.99 | 0 |
| June | 84.2 | 66.3 | 3.78 | 0 |
| July | 88.4 | 71.1 | 3.73 | 0 |
| August | 86.5 | 69.7 | 2.93 | 0 |
| September | 79.5 | 62.4 | 3.72 | 0 |
| October | 68.4 | 50.6 | 3.4 | 0 |
| November | 57.9 | 41.2 | 3.17 | 0.5 |
| December | 46.8 | 32.5 | 3.05 | 2.3 |
Climate Charts — Marine Safety Center Coast Guard Base
Weather through the year:
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