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
The shift into April brings an increase in the average high-temperature, moving from a cool 53.2°F (11.8°C) in March to a comfortable 65.5°F (18.6°C). During April, the nighttime temperature averages of 47.1°F (8.4°C).Humidity
The months with the lowest humidity are April and July, with an average relative humidity of 72%.Rainfall
In April, in Potomac Heights, the rain falls for 15.5 days. Throughout April, 2.83" (72mm) of precipitation is accumulated. Throughout the year, in Potomac Heights, Maryland, there are 164.3 rainfall days, and 32.32" (821mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April and December. April is the last month it regularly snows. During 0.1 snowfall days, in April, Potomac Heights aggregates 0.08" (2mm) of snow. In Potomac Heights, during the entire year, snow falls for 14.6 days and aggregates up to 7.8" (198mm) of snow.Daylight
The average length of the day in April in Potomac Heights is 13h and 14min.On the first day of April in Potomac Heights, 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 7:59 pm EDT.
Sunshine
In Potomac Heights, the average sunshine in April is 9h.UV index
In April, the average daily maximum UV index in Potomac Heights is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In April, a daily UV index of 4 turns into the following recommendations:
Act with care - The need to guard against sun damage is communicated. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. 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.
Frequently asked questions
What is the usual temperature for Potomac Heights in April?
What are the least humid months in Potomac Heights?
What is the average humidity in April in Potomac Heights?
How many days does it rain in April in Potomac Heights?
What is the last month it snows in Potomac Heights?
How many hours of daylight does Potomac Heights have in April?
When is the sunrise / sunset in April in Potomac Heights?
How many hours of sunshine does Potomac Heights have in April?
What is the UV index reading in April in Potomac Heights?
Average temperature in April
Potomac Heights, MD
- Average high temperature in April: 65.5°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in April: 47.1°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in April
Potomac Heights, 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 (29.95"Hg).
Average wind speed in April
Potomac Heights, MD
- Average wind speed in April: 7.3mph
The windiest months (with the highest average wind speed) are March and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in April
Potomac Heights, MD
- Average humidity in April: 72%
The months with the highest relative humidity are May, October and December (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall in April
Potomac Heights, MD
- Average rainfall in April: 2.83"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in April
Potomac Heights, MD
- Average rainfall days in April: 15.5 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in April
Potomac Heights, MD
- Average snowfall in April: 0.08"
The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August, September, October and November (0").
Average snowfall days in April
Potomac Heights, MD
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is January (4.8 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
Potomac Heights, 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: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in April
Potomac Heights, MD
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in April
Potomac Heights, 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
Potomac Heights, MD
- 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).
Average visibility in April
Potomac Heights, MD
- 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).
Potomac Heights, Maryland, USA
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