Washington, DC Weather
Washington hourly forecast: next 24 hours
Today's high of 80°F (26°C) is about 5°F (3°C) below the typical August high of 85°F (30°C).
Current conditions in detail
Washington weather tomorrow (Monday, August 17)
Tomorrow in Washington looks patchy rain nearby, with a high of 87° and an overnight low of 73°. There is a 81% chance of rain - plan accordingly. Winds top out near 8 mph, and the UV index reaches 7 (high).
Washington 14-day forecast
About the weather in Washington
Weather in Washington is shaped by its humid subtropical climate - expect hot, humid summers and generally mild winters. July afternoons typically reach 88°F (31°C), while January highs hover near 44°F (6°C). Annual precipitation averages 53.5 inches (1358 mm) over about 132 rainy days.
Washington weather: quick facts
- Hottest month: July - highs near 88°F (31°C)
- Coldest month: January - highs near 44°F (6°C)
- Record high: 101°F (38°C) · Record low: -7°F (-21°C) (2015–2024)
- Wettest month: July (14 rainy days) · Sunniest: July (11.7 h sun/day)
- Climate type: humid subtropical - hot, humid summers and generally mild winters
- Snow: about 7 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 88°F (31°C) and overnight lows stay near 70°F (21°C). The coolest month is January, with typical highs of 44°F (6°C) and lows around 28°F (-2°C). Based on 2015–2024 weather data, temperatures have reached as high as 101°F (38°C) and dropped as low as -7°F (-21°C).
Rain, sun and snow
July is usually the wettest month. It brings about 6.9 inches (176 mm) of rain over 14 days, while November is the driest. July brings the most sunshine, averaging 11.7 hours of sun a day. Snow falls on about 7 days in a typical year, mostly from January through March.
Season by season
Spring (March through May)
Spring in Washington is crisp but comfortable, with daytime highs averaging 65°F (19°C) and nights around 46°F (8°C); expect showers on roughly 34 days across the season.
Summer (June through August)
Summer in Washington brings hot afternoons, with daytime highs averaging 86°F (30°C) and nights around 68°F (20°C); expect showers on roughly 41 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
Fall (September through November)
Fall in Washington brings comfortable warmth, with daytime highs averaging 68°F (20°C) and nights around 52°F (11°C); expect showers on roughly 28 days across the season.
Winter (December through February)
Winter in Washington is chilly, with daytime highs averaging 47°F (8°C) and nights around 31°F (-1°C); expect showers on roughly 29 days across the season, plus around 5 snowy days.
Average temperatures in Washington by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 44° | 28° | 9 | 3.3 in | 6.1 h/day | 68% |
| February | 48° | 31° | 10 | 3.3 in | 7.0 h/day | 66% |
| March | 56° | 36° | 10 | 3.7 in | 8.0 h/day | 64% |
| April | 66° | 46° | 11 | 3.7 in | 9.2 h/day | 64% |
| May | 75° | 56° | 13 | 5.1 in | 9.7 h/day | 71% |
| June | 84° | 65° | 13 | 5.0 in | 11.5 h/day | 69% |
| July | 88° | 70° | 14 | 6.9 in | 11.7 h/day | 72% |
| August | 85° | 69° | 14 | 6.2 in | 10.8 h/day | 75% |
| September | 80° | 63° | 11 | 5.1 in | 8.8 h/day | 74% |
| October | 69° | 52° | 9 | 3.6 in | 8.0 h/day | 74% |
| November | 57° | 40° | 8 | 3.3 in | 7.6 h/day | 69% |
| December | 49° | 34° | 10 | 4.1 in | 6.0 h/day | 72% |