Washington DC: Weather Guide & Climate
Complete month-by-month weather guide: Washington DC. Best time to visit: April, May, September, October. Plan your trip with detailed climate data.
Climate Overview
Washington DC has a moderate climate with average yearly highs of 19°C, lows of 10°C, and approximately 12 rainy days per month.
The best time to visit Washington DC is during April, May, September, October, when conditions are perfect for sightseeing and exploration
Now
--
Air Quality
Best Time
Apr, May, Sep, Oct
Hottest
Coldest
Driest Month
Forecast for your trip dates
Up to 16 days ahead| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 9°C | 0°C | 7 | Good |
| February | 10°C | 1°C | 12 | Good |
| March | 16°C | 5°C | 15 | Wet |
| April | 17°C | 6°C | 16 | Excellent (best) |
| May | 21°C | 11°C | 11 | Excellent (best) |
| June | 29°C | 19°C | 13 | Wet |
| July | 33°C | 23°C | 15 | Wet |
| August | 29°C | 21°C | 21 | Wet |
| September | 24°C | 16°C | 13 | Excellent (best) |
| October | 20°C | 11°C | 10 | Excellent (best) |
| November | 16°C | 7°C | 7 | Good |
| December | 8°C | 0°C | 6 | Good |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
Weather by Season
Winter
Dec–Feb
High: 9°C
Low: 0°C
Rainy days: 8 days/month
Spring
Mar–May
High: 18°C
Low: 7°C
Rainy days: 14 days/month
Summer
Jun–Aug
High: 30°C
Low: 21°C
Rainy days: 16 days/month
Autumn
Sep–Nov
High: 20°C
Low: 11°C
Rainy days: 10 days/month
Month-by-Month Weather Table
January
February
March
April
BestMay
BestJune
July
August
September
BestOctober
BestNovember
December
| Month | High | Low | Rainy days | Condition | View Details |
|---|---|---|---|---|---|
| January | 9°C | 0°C | 7 | Good | View Details → |
| February | 10°C | 1°C | 12 | Good | View Details → |
| March | 16°C | 5°C | 15 | Wet | View Details → |
| April (best) | 17°C | 6°C | 16 | Excellent | View Details → |
| May (best) | 21°C | 11°C | 11 | Excellent | View Details → |
| June | 29°C | 19°C | 13 | Wet | View Details → |
| July | 33°C | 23°C | 15 | Wet | View Details → |
| August | 29°C | 21°C | 21 | Wet | View Details → |
| September (best) | 24°C | 16°C | 13 | Excellent | View Details → |
| October (best) | 20°C | 11°C | 10 | Excellent | View Details → |
| November | 16°C | 7°C | 7 | Good | View Details → |
| December | 8°C | 0°C | 6 | Good | View Details → |
Washington DC
National monuments with National Mall & monuments and Smithsonian museums,Smithsonian museums, cherry blossoms, and political power center.
Ready to Plan Your Washington DC Trip?
Get strategic travel tips, seasonal insights, and expert recommendations.
Common Questions
What type of climate does Washington DC have?
Washington DC has a Moderate climate with average yearly temperatures of 19°C (highs) and 10°C (lows).
When is the best time to visit Washington DC?
The best time to visit Washington DC is during April, May, September, October, when temperatures average around 17°C and conditions are ideal for sightseeing.
What are the hottest and coldest months in Washington DC?
The hottest month in Washington DC is July with average highs of 33°C, while the coldest is January with average lows of 0°C.
When is the rainy season in Washington DC?
Washington DC sees the most rain in August (21 rainy days), while December is the driest month (6 rainy days).
More Washington DC Guides
Best Time to Visit
Coming soon
Things to Do
Coming soon
Itineraries
Coming soon
Overview
Complete travel guide for Washington DC: top things to do, itineraries, and typical costs.