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
April marks a rise in the average high-temperature, moving from March's cool 52.9°F (11.6°C) to a refreshing 65.3°F (18.5°C). Merrifield's temperature lowers to a mean of 46.9°F (8.3°C) during the nights in April.Humidity
April and July, with an average relative humidity of 71%, are the least humid months in Merrifield.Rainfall
In Merrifield, in April, during 15.7 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Merrifield, during the entire year, the rain falls for 161.2 days and collects up to 31.54" (801mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.2 snowfall days, in April, Merrifield aggregates 0.24" (6mm) of snow. In Merrifield, during the entire year, snow falls for 16.1 days and aggregates up to 10.39" (264mm) of snow.Daylight
In April, the average length of the day is 13h and 15min.On the first day of April in Merrifield, sunrise is at 6:52 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:00 pm EDT.
Sunshine
The average sunshine in April in Merrifield is 9h.UV index
In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In April, the maximum UV index of 4 transforms into these recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
What are April temperatures in Merrifield?
What are the least humid months in Merrifield?
What is the average humidity in April in Merrifield?
How much does it rain in Merrifield in April?
What is the last month it snows in Merrifield?
How many hours of daylight does Merrifield have in April?
When are sunrise and sunset in April in Merrifield?
How long on average sun shines in April in Merrifield?
What is the UV index intensity in April in Merrifield?
Average temperature in April
Merrifield, VA
- Average high temperature in April: 65.3°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in April: 46.9°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 (27.1°F).
Average pressure in April
Merrifield, 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
Merrifield, VA
- Average wind speed in April: 7.5mph
The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Merrifield, VA
- Average humidity in April: 71%
The month with the highest relative humidity is October (77%).
The months with the lowest relative humidity are April and July (71%).
Average rainfall in April
Merrifield, VA
- Average rainfall in April: 2.8"
The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in April
Merrifield, VA
- Average rainfall days in April: 15.7 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in April
Merrifield, VA
- Average snowfall in April: 0.24"
The month with the highest snowfall is January (3.31").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Merrifield, VA
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Merrifield, 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 54min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 12min).
Average sunshine days in April
Merrifield, VA
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in April
Merrifield, 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, November and December (UV index 2).
Average cloud cover in April
Merrifield, 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 30).
Average visibility in April
Merrifield, VA
- 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).
Merrifield, Virginia, USA
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