April weather forecast
Washington, DC

Rows of jacaranda trees in spring in the tidal basin of the Washington Monument in Washington city, DC, USA
Rows of jacaranda trees in spring in the tidal basin of the Washington Monument in Washington city, DC, USA

Weather in April

April in Washington, District of Columbia, is an enjoyable spring month, with an average temperature fluctuating between 47.3°F (8.5°C) and 65.1°F (18.4°C).

Temperature

In April, the average high-temperature increases from a fresh 53.2°F (11.8°C) in March to a comfortable 65.1°F (18.4°C). The average low-temperature, in Washington, is 47.3°F (8.5°C).

Humidity

April and July, with an average relative humidity of 71%, are the least humid months.

Rainfall

In Washington, in April, it is raining for 14.4 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, in Washington, there are 149.1 rainfall days, and 26.14" (664mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

The average length of the day in April is 13h and 15min.
On the first day of the month, sunrise is at 6:52 am and sunset at 7:31 pm. On the last day of April, sunrise is at 6:11 am and sunset at 7:59 pm EDT.

Sunshine

In Washington, the average sunshine in April is 8.9h.

UV index

In April, the average daily maximum UV index in Washington is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 4 in April transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What are the least humid months in Washington?

The months with the lowest humidity are April and July, with an average relative humidity of 71%.

What is the average humidity in April in Washington?

The average relative humidity in April is 71%.

How many days does it rain in April in Washington?

In Washington, in April, it is raining for 14.4 days, with typically 2.09" (53mm) of accumulated precipitation.

When it does not snow in Washington?

April through November are months without snowfall.

Does it snow in Washington in April?

In April, it doesn't snow. March is the latest month when it typically snows.

How many hours of daylight does Washington have in April?

In April, the average day length in Washington is 13h and 15min.

What time are sunrise and sunset in April in Washington?

On the first day of April in Washington, sunrise is at 6:52 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:59 pm EDT.

How many hours of sunshine does Washington have in April?

The average sunshine duration in April is 8.9h.

How high is the UV index in April in Washington?

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Washington, DC

Average temperature in April - Washington, DC
  • Average high temperature in April: 65.1°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in April: 47.3°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

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Average pressure in April
Washington, DC

Average pressure in April - Washington, DC
  • Average pressure in April: 29.99"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in April
Washington, DC

Average wind speed in April - Washington, DC
  • Average wind speed in April: 7.8mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in April
Washington, DC

Average humidity in April - Washington, DC
  • Average humidity in April: 71%

The month with the highest relative humidity is May (76%).
The months with the lowest relative humidity are April and July (71%).

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Average rainfall in April
Washington, DC

Average rainfall in April - Washington, DC
  • Average rainfall in April: 2.09"

The wettest month (with the highest rainfall) is August (3.46").
The driest month (with the least rainfall) is January (1.57").

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Average rainfall days in April
Washington, DC

Average rainfall days in April - Washington, DC
  • Average rainfall days in April: 14.4 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (8.1 days).

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Average snowfall in April
Washington, DC

Average snowfall in April - Washington, DC
  • Average snowfall in April: 0"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in April
Washington, DC

Average snowfall days in April - Washington, DC
  • Average snowfall days in April: 0 days

The months with the highest number of snowfall days are January and February (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Washington, DC

Average daylight in April / Average sunshine in April - Washington, DC
  • Average daylight in April: 13h and 15min

The month with the longest days is June (Average daylight: 14h and 51min).
The month with the shortest days is December (Average daylight: 9h and 29min).

  • Average sunshine in April: 8h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

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Average sunshine days in April
Washington, DC

Average sunshine days in April - Washington, DC
  • Average sunshine days in April: 14.1 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in April
Washington, DC

Average UV index in April - Washington, DC
  • Average UV index in April: 4

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in April
Washington, DC

Average cloud cover in April - Washington, DC
  • Average cloud cover in April: 41

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in April
Washington, DC

Average visibility in April - Washington, DC
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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