Washington, DC 14-Day Forecast
District of Columbia, United States 🇺🇸
78°
Overcast right now
Today: high 80°, low 60°
Updated 1 hour ago
Washington weather for the next 14 days
Wednesday, September 16
Sunny High 86° Low 63°Precipitation
4%
· 0.0 in
Max wind
6 mph
Humidity
57%
UV index
7 - High
Sunrise / sunset
06:50 AM / 07:15 PM
Thursday, September 17
Sunny High 89° Low 68°Precipitation
17%
· 0.01 in
Max wind
8 mph
Humidity
58%
UV index
7 - High
Sunrise / sunset
06:51 AM / 07:13 PM
Friday, September 18
Sunny High 86° Low 71°Precipitation
57%
· 0.06 in
Max wind
9 mph
Humidity
65%
UV index
6 - Moderate
Sunrise / sunset
06:52 AM / 07:12 PM
Saturday, September 19
Overcast High 81° Low 64°Precipitation
7%
· 0.0 in
Max wind
9 mph
Humidity
54%
UV index
7 - High
Sunrise / sunset
06:53 AM / 07:10 PM
Sunday, September 20
Patchy rain nearby High 85° Low 68°Precipitation
78%
· 0.13 in
Max wind
9 mph
Humidity
82%
UV index
6 - High
Sunrise / sunset
06:54 AM / 07:09 PM
Monday, September 21
Cloudy High 84° Low 66°Precipitation
36%
· 0.01 in
Max wind
8 mph
Humidity
76%
UV index
7 - High
Sunrise / sunset
06:55 AM / 07:07 PM
Tuesday, September 22
Light rain shower High 71° Low 66°Precipitation
91%
· 0.3 in
Max wind
7 mph
Humidity
93%
UV index
5 - Moderate
Sunrise / sunset
06:55 AM / 07:05 PM
Wednesday, September 23
Light rain shower High 72° Low 68°Precipitation
94%
· 0.58 in
Max wind
10 mph
Humidity
97%
UV index
5 - Moderate
Sunrise / sunset
06:56 AM / 07:04 PM
Thursday, September 24
Fog High 75° Low 68°Precipitation
87%
· 0.11 in
Max wind
9 mph
Humidity
96%
UV index
5 - Moderate
Sunrise / sunset
06:57 AM / 07:02 PM
Friday, September 25
Light rain shower High 77° Low 70°Precipitation
94%
· 0.87 in
Max wind
17 mph
Humidity
95%
UV index
5 - Moderate
Sunrise / sunset
06:58 AM / 07:00 PM
Saturday, September 26
Patchy rain nearby High 76° Low 68°Precipitation
79%
· 0.1 in
Max wind
16 mph
Humidity
84%
UV index
5 - Moderate
Sunrise / sunset
06:59 AM / 06:59 PM
Sunday, September 27
Overcast High 70° Low 62°Precipitation
16%
· 0.0 in
Max wind
10 mph
Humidity
66%
UV index
5 - Moderate
Sunrise / sunset
07:00 AM / 06:57 PM
Monday, September 28
Sunny High 67° Low 54°Precipitation
2%
· 0.0 in
Max wind
13 mph
Humidity
48%
UV index
5 - Moderate
Sunrise / sunset
07:01 AM / 06:56 PM
Washington 14-day outlook: the story
The warmest day of Washington's 14-day outlook is Thursday, September 17 with a high near 89°F (32°C); the coolest night comes Monday, September 28, dipping to 54°F (12°C). The trend points cooler: week two runs about 12°F below week one. Highs over the next two weeks average 85°F (29°C), about 5°F (3°C) above the typical September high of 80°F (26°C).
Precipitation is most likely on Friday 18, Sunday 20, Tuesday 22, Wednesday 23 and beyond; the wettest day looks like Friday, September 25 with about 0.87 in (22.1 mm) expected. For the weekend, expect Saturday 81°F (27°C) and overcast / Sunday 85°F (30°C) and patchy rain nearby.
For typical conditions month by month, see the Washington climate & average temperatures guide.
Washington forecast questions
Will it rain in Washington this week?
The forecast currently shows meaningful precipitation chances on 7 of the next 14 days, peaking around Friday, September 25.
What will be the warmest day in Washington over the next 14 days?
Thursday, September 17, with a forecast high near 89°F (32°C).
How accurate is a 14-day forecast for Washington?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
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% |