Washington DC weather by month
Washington, D.C. experiences all four seasons distinctly, offering a diverse climate throughout the year. Planning a trip or simply preparing for the changing weather as a resident requires understanding the nuances of each month. This guide provides a detailed overview of the typical weather conditions in Washington, D.C., month by month, helping you pack appropriately and make the most of your time in the nation’s capital.
Spring in Washington DC (March – May)
Spring in D.C. is a beautiful time, marked by the blossoming of the iconic cherry blossoms and a gradual warming trend. March can still be chilly, but by May, pleasant temperatures are the norm. Expect occasional rain showers, especially in April.
- March: Average highs of 58°F (14°C) and lows of 42°F (6°C). Expect a mix of sunny days and cold, rainy periods.
- April: Temperatures rise to an average high of 68°F (20°C) and a low of 50°F (10°C). April showers are common, but the city bursts into bloom.
- May: Warm and comfortable, with average highs of 77°F (25°C) and lows of 60°F (16°C). Humidity begins to increase.
Summer in Washington DC (June – August)
Summers in D.C. are hot and humid. July is typically the hottest month, with temperatures often exceeding 90°F (32°C). Be prepared for afternoon thunderstorms. Staying hydrated and seeking air-conditioned spaces is crucial.
- June: Average highs of 83°F (28°C) and lows of 70°F (21°C). Increasing humidity and sunshine.
- July: The hottest month, with average highs of 89°F (32°C) and lows of 75°F (24°C). High humidity and potential for heat waves.
- August: Similar to July, with average highs of 87°F (31°C) and lows of 73°F (23°C). Humidity remains high, but temperatures may begin to slightly decrease towards the end of the month.
Autumn in Washington DC (September – November)
Fall is arguably the most pleasant time to visit D.C. The humidity decreases, and the temperatures become mild and comfortable. The foliage transforms into vibrant shades of red, orange, and yellow, creating stunning scenery.
- September: Average highs of 81°F (27°C) and lows of 66°F (19°C). Warm days and cooler evenings.
- October: Pleasant temperatures with average highs of 69°F (21°C) and lows of 52°F (11°C). Beautiful fall foliage.
- November: Cooler temperatures, with average highs of 56°F (13°C) and lows of 42°F (6°C). Expect more cloudy days and occasional rain.
Winter in Washington DC (December – February)
Winters in D.C. are generally cold, but not excessively harsh. Snowfall is variable, with some years experiencing significant accumulations and others having very little. Temperatures can fluctuate, and occasional warm spells occur.
- December: Average highs of 48°F (9°C) and lows of 34°F (1°C). Cold and often cloudy. Potential for snow.
- January: The coldest month, with average highs of 43°F (6°C) and lows of 29°F (-2°C). Expect cold temperatures and occasional snow or sleet.
- February: Temperatures begin to rise slightly, with average highs of 49°F (9°C) and lows of 33°F (1°C). Still cold, but with increasing daylight hours.
Washington DC Weather by Month – Quick Reference Table
| Month | Avg. High (°F) | Avg. Low (°F) | Precipitation (inches) |
|---|---|---|---|
| March | 58 | 42 | 3.6 |
| April | 68 | 50 | 3.4 |
| May | 77 | 60 | 3.8 |
| June | 83 | 70 | 3.9 |
| July | 89 | 75 | 4.2 |
| August | 87 | 73 | 4.1 |
| September | 81 | 66 | 3.8 |
| October | 69 | 52 | 3.2 |
| November | 56 | 42 | 3.5 |
| December | 48 | 34 | 3.7 |
| January | 43 | 29 | 3.4 |
| February | 49 | 33 | 2.9 |
Frequently Asked Questions (FAQ)
Q: What is the best time to visit Washington, D.C.?
A: Spring (April-May) and Fall (September-October) offer the most pleasant weather.
Q: Is Washington, D.C. humid?
A: Yes, D.C. experiences high humidity, especially during the summer months.
Q: How much snow does Washington, D.C. get?
A: Snowfall varies greatly, averaging around 15 inches per year, but some years see much more or less.
Q: What should I pack for a summer trip to D.C.?
A: Lightweight, breathable clothing, sunscreen, a hat, and comfortable walking shoes are essential.
Q: Are there frequent thunderstorms in D.C.?
A: Yes, afternoon thunderstorms are common during the summer months.
Resources
- National Weather Service – Washington, D.C.: https://www.weather.gov/lwx/
- The Washington Post – Weather: https://www.washingtonpost.com/weather/
- D.C. Tourism Website: https://www.washington.org/
- Cherry Blossom Forecast: https://nationalcherryblossomfestival.org/
- Climate Data for Washington, D.C.: https://www.usclimate.org/states/district-of-columbia
