Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
In April, the average high-temperature increases from a fresh 51.3°F (10.7°C) in March to a comfortable 63.1°F (17.3°C). Washington experiences an average nighttime temperature of 43°F (6.1°C) in the month of April.Humidity
The months with the lowest humidity are April and July, with an average relative humidity of 74%.Rainfall
In Washington, in April, during 13.7 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Washington, during the entire year, the rain falls for 146.8 days and collects up to 21.02" (534mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Washington, in April, during 0.2 snowfall days, 0.2" (5mm) of snow is typically accumulated. Throughout the year, there are 17.4 snowfall days, and 9.72" (247mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 14min.On the first day of the month, sunrise is at 6:56 am and sunset at 7:36 pm. On the last day of April, sunrise is at 6:15 am and sunset at 8:04 pm EDT.
Sunshine
The average sunshine in April is 9h.UV index
In Washington, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 4 during April translates into the following directions:
Make use of precautions - It is urged to ward off sun damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What are the least humid months?
What is the average humidity in April?
How many days does it rain in April in Washington?
How much does it snow in April?
What is the average length of the day in April in Washington?
What time are sunrise and sunset in April?
How many hours of sunshine does Washington have in April?
How high is the UV index in April?
Average temperature in April
Washington, VA
- Average high temperature in April: 63.1°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in April: 43°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in April
Washington, VA
- 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).
Average wind speed in April
Washington, VA
- Average wind speed in April: 6.6mph
The windiest months (with the highest average wind speed) are February and March (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in April
Washington, VA
- Average humidity in April: 74%
The month with the highest relative humidity is October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in April
Washington, VA
- Average rainfall in April: 1.93"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in April
Washington, VA
- Average rainfall days in April: 13.7 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in April
Washington, VA
- Average snowfall in April: 0.2"
The month with the highest snowfall is March (2.56").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Washington, VA
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Washington, VA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in April
Washington, VA
- Average sunshine days in April: 14.6 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is August (11.4 days).
Average UV index in April
Washington, VA
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Washington, VA
- Average cloud cover in April: 40
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Washington, VA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, April, June, July, August and November (6mi).
The months with the lowest visibility are March, May, September, October and December (5mi).
Washington, Virginia, USA
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