Climate of Washington, D.C., USA
Area-weighted average across Washington, D.C.. For where people actually live and travel, see the cities below.
Washington, D.C., a subdivision of United States of America, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from 1°C / 33.8°F in January to 25.4°C / 77.7°F in July, with rainfall from 70 mm / 2.8 in to 107 mm / 4.2 in depending on the season (1070 mm / 42.1 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 1°C33.8°F | 80 mm3.1″ | Snowy |
| February | 2.8°C37°F | 70 mm2.8″ | — |
| March | 7.3°C45.1°F | 93 mm3.7″ | — |
| April | 12.8°C55°F | 81 mm3.2″ | — |
| May | 18.2°C64.8°F | 107 mm4.2″ | — |
| June | 22.9°C73.2°F | 90 mm3.5″ | — |
| July | 25.4°C77.7°F | 103 mm4.1″ | — |
| August | 24.6°C76.3°F | 97 mm3.8″ | — |
| September | 20.8°C69.4°F | 96 mm3.8″ | — |
| October | 14.4°C57.9°F | 85 mm3.3″ | — |
| November | 8.8°C47.8°F | 86 mm3.4″ | — |
| December | 3.8°C38.8°F | 82 mm3.2″ | — |
Frequently asked questions
What is the best time to visit Washington, D.C.?
Washington, D.C., United States of America does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 25.4°C / 77.7°F, and the driest is February at 70 mm / 2.8 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Washington, D.C.?
Washington, D.C., United States of America has area-weighted monthly average temperatures ranging from 1°C / 33.8°F in January to 25.4°C / 77.7°F in July. Annual rainfall averages about 1070 mm / 42.1 in, with the wettest month being May (107 mm / 4.2 in) and the driest February (70 mm / 2.8 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Washington, D.C.?
The hottest month in Washington, D.C. is July, with an area-wide average temperature of 25.4°C / 77.7°F.
What is the coldest month in Washington, D.C.?
The coldest month in Washington, D.C. is January, with an area-wide average temperature of 1°C / 33.8°F.
When does it rain most in Washington, D.C.?
The wettest month in Washington, D.C. is May, averaging about 107 mm / 4.2 in of rainfall. The driest is February with about 70 mm / 2.8 in.