Washington D. C. in august: average Weather, Temperature and Climate
Weather in Washington D. C. in august 2025
The weather in Washington D. C. in august comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
good weather UV index: 7
Weather at 6am
74°F
Clear/Sunny
50% of time
25%
14%
5%
Weather at 12pm
88°F
Clear/Sunny
40% of time
29%
17%
8%
Weather at 6pm
79°F
Clear/Sunny
44% of time
28%
19%
8%
Weather at 3am
72°F
39%
21%
19%
18%
Evolution of daily average temperature and precipitation in Washington D. C. in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Washington D. C. in august.
The climate of Washington D. C. in august is good
In august in Washington D. C., the climate is wet (with 5.7in of precipitation over 9 days). The situation is deteriorating compared to the previous month since in july there is an average of 5.7in of precipitation over 7 days.
The climate nice here this month. The thermometer averaged maximum of 88°F. On average, the recorded minimum temperature is 74°F. Thus, the mean temperature average on this month of august in Washington D. C. is 81°F. Note that these seasonal averages are in contrast with those observed in Washington D. C. in august with a maximum record of 103°F in 2021 and a minimum record of 59°F in 2013. You can plan to have about 21 days with temperatures over 86°F, or 68 of time.
On average, in Washington D. C., the days of august last 13:41. Sunrise is at 05:22 and sunset is at 19:03.
With a good climate, the month of august is a good month to go there in United States.
Seasonal average climate and temperature of Washington D. C. in august
Check below seasonal norms These statistics are generated from the weather statements of the last years of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 81°F | ||||
| Highest temperature | 88°F | ||||
| Lowest temperature | 74°F | ||||
| Highest record temperature | 103°F (2021) | ||||
| Lowest record temperature | 59°F (2013) | ||||
| Number of days at +86°F | 21 day(s) (68%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 79°F | ||||
| Lowest sea temperature | 76°F | ||||
| Highest sea temperature | 81°F | ||||
| Wind | |||||
| Wind speed | 12km/h | ||||
| Wind temperature | 74°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5.7in | ||||
| Number of days with rainfall | 9 day(s) (29%) | ||||
| Record daily rainfall | 3.9in (2020) | ||||
| Other climate data | |||||
| Humidity | 82% | ||||
| Visibility | 9.15km | ||||
| Cloud cover | 31% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 13 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:22 | ||||
| Time of sunset | 19:03 | ||||
| Length of day | 13:41 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last august?
Here is the day by day recorded weather in Washington D. C. in august 2024:
76°F to 95°F
77°F to 92°F
72°F to 97°F
70°F to 88°F
72°F to 99°F
74°F to 95°F
74°F to 76°F
72°F to 81°F
76°F to 77°F
68°F to 85°F
67°F to 85°F
67°F to 83°F
68°F to 83°F
65°F to 86°F
67°F to 90°F
67°F to 79°F
70°F to 85°F
70°F to 85°F
68°F to 79°F
65°F to 77°F
56°F to 76°F
58°F to 81°F
59°F to 85°F
61°F to 86°F
61°F to 90°F
67°F to 90°F
70°F to 94°F
72°F to 103°F
74°F to 77°F
68°F to 76°F
70°F to 86°F
Map: other cities in the United States (USA) in august
Cities near Washington D. C.:
| Maryland in august | good weather |
| Baltimore in august | good weather |
| Ocean City (Maryland) in august | good weather |
| Wildwood in august | good weather |
| Philadelphia in august | good weather |
| Virginia in august | good weather |
| Atlantic City in august | good weather |
| Virginia Beach in august | good weather |
| New Jersey in august | good weather |
| Pittsburgh in august | good weather |
| New York City in august | good weather |
| Brooklyn in august | good weather |
Click over cities on the map for information about the weather in august.
Washington D. C.
perfect weather
good
tolerable
bad
very bad
Weather data for Washington D. C. in august:
Weather data for Washington D. C. for august are derived from an average of the weather forecast since 2009 in Washington D. C.. There is a margin of error and these forecasts are to be considered as general information only. The weather in Washington D. C. can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Washington D. C..