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Washington, DC, District of Columbia, United States
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Weather in Washington, DC, United States

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Time in Washington, DC7:16PM Mon, Sep 27

Tomorrow's weather summary

The weather in Washington, DC on Tuesday, September 28th, will be clear throughout the day.

There is also a chance of few clouds during the night, around 10 pm.

Weather information for Washington, DC, on Tuesday, September 28th:

The maximum temperature during the day will be 86°F at about 3 pm. The day will be humid, with average humidity of 66%, ranging from 41% to a maximum value of 91% at about 7 am. The wind will be light, and will get up to 8 mph at 3 pm, blowing from the south-west. The cloud coverage will be up to 50%.

There is no probability for any precipitation throughout the day. The dew point will range from 56°F up to a maximum value of 63°F around 11 am.

The visibility is expected to be good with average visibility of 11 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1015 hPa. Sunrise will be at 7:01 am, and sunset at 6:56 pm. The day will have 11 hours and 55 minutes of daylight.

Air quality forecast for Washington, DC, on Tuesday, September 28th:

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 41 and 66.

Pollen forecast for Washington, DC, on Tuesday, September 28th:

Tree pollen on this day is expected to have no risk. There's medium risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

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Weather details for Washington, DC, on Wednesday, September 29th:

The maximum temperature during the day is going to be 85°F at about 2 pm. The day will be extremely humid, with average humidity of 72%, ranging from 47% to a maximum value of 93% at about 4 am. The wind will be strong, and will get up to 13 mph at 4 pm, blowing from the north-east. The cloud coverage will be up to 92%.

The precipitation probability will change throughout the day between 0% and 5%. The highest chance for precipitation will be around 8 pm and the lowest probability around 12 am. The dew point will range from 52°F up to a maximum value of 65°F around 4 pm.

The visibility is expected to be good with average visibility of 15 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1015 hPa. Sunrise will be at 7:01 am, and sunset at 6:56 pm, making it a total of 11 hours and 55 minutes of daylight.

Air quality forecast for Washington, DC, on Wednesday, September 29th:

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 42 and 59.

Pollen forecast for Washington, DC, on Wednesday, September 29th:

Tree pollen on this day is expected to have no risk. There's medium risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Full Details

Air quality

AQI57
0100200300400500
AQI: Moderate

Pollen index

Tree
0/5
012345
Weed
1/5
012345
Grass
0/5
012345

Upcoming days

Full Details
Mon
27
56°81°
Tue
28
62°86°
Wed
29
58°85°
Thu
30
57°77°
Fri
1
56°73°
Sat
2
58°76°

FAQ

How warm does it get in Washington, DC?
The average annual highest temperature in Washington, DC is 33.5°C (92.3°F), and the July 27th is the hottest day on average.
How cold does it get in Washington, DC?
The average annual lowest temperature in Washington, DC is -5.5°C (22.1°F), and the January 31st is the coldest day on average.
Which month has the most rain in Washington, DC?
The wettest months in Washington, DC are July and June.
What months does it snow in Washington, DC?
The most common time of year for snow is February, January, March and December.

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