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 comes with an increase, with the average high-temperature moving from a cool 52.3°F (11.3°C) in March to a comfortable 64.4°F (18°C). Upper Marlboro's April nights cool down to an average low-temperature of 47.7°F (8.7°C).Humidity
January, March and April, with an average relative humidity of 72%, are the least humid months.Rainfall
In Upper Marlboro, in April, during 15.8 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, in Upper Marlboro, there are 164.8 rainfall days, and 32.87" (835mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows in Upper Marlboro. During 0.3 snowfall days, in April, Upper Marlboro aggregates 0.28" (7mm) of snow. Throughout the year, in Upper Marlboro, there are 15.1 snowfall days, and 8.5" (216mm) of snow is accumulated.Daylight
In April, the average length of the day in Upper Marlboro is 13h and 14min.On the first day of the month, sunrise is at 6:50 am and sunset at 7:30 pm. On the last day of April, sunrise is at 6:09 am and sunset at 7:58 pm EDT.
Sunshine
The average sunshine in April is 9h.UV index
In Upper Marlboro, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 4 in April transforms into this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Enhance your sun protection with tightly woven, yet airy clothing. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the average April temperature in Upper Marlboro?
What is the least humid month in Upper Marlboro?
What is the average humidity in April in Upper Marlboro?
How much does it rain in Upper Marlboro in April?
What is the last month it snows in Upper Marlboro?
How many hours of daylight does Upper Marlboro have in April?
When is the sunrise / sunset in April in Upper Marlboro?
How many hours of sunshine does Upper Marlboro have in April?
How high is the UV index in April in Upper Marlboro?
Average temperature in April
Upper Marlboro, MD
- Average high temperature in April: 64.4°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in April: 47.7°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).
Average pressure in April
Upper Marlboro, MD
- 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 (29.94"Hg).
Average wind speed in April
Upper Marlboro, MD
- Average wind speed in April: 8.3mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).
Average humidity in April
Upper Marlboro, MD
- Average humidity in April: 72%
The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are January, March and April (72%).
Average rainfall in April
Upper Marlboro, MD
- Average rainfall in April: 2.76"
The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in April
Upper Marlboro, MD
- Average rainfall days in April: 15.8 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in April
Upper Marlboro, MD
- Average snowfall in April: 0.28"
The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Upper Marlboro, MD
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (4.6 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
Upper Marlboro, MD
- 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: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in April
Upper Marlboro, MD
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in April
Upper Marlboro, MD
- 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
Upper Marlboro, MD
- Average cloud cover in April: 40
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in April
Upper Marlboro, MD
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Upper Marlboro, Maryland, USA
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