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 start of April brings a rise in the average high-temperature, moving from a cool 52°F (11.1°C) in March to an enjoyable 64.4°F (18°C). In April, Rockcrest's temperature tends to fall to an average low of 45.9°F (7.7°C) during the night.Humidity
In April, the average relative humidity is 72%.Rainfall
In Rockcrest, during April, the rain falls for 14.4 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, there are 156.4 rainfall days, and 30.79" (782mm) of precipitation is accumulated.Snowfall
Months with snowfall in Rockcrest are January through April, November and December. April is the last month it regularly snows. During 0.2 snowfall days, in April, Rockcrest aggregates 0.28" (7mm) of snow. In Rockcrest, during the entire year, snow falls for 17.7 days and aggregates up to 9.92" (252mm) of snow.Daylight
In April, the average length of the day is 13h and 15min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:32 pm. On the last day of April, sunrise is at 6:10 am and sunset at 8:00 pm EDT.
Sunshine
In April, the average sunshine is 8.9h.UV index
In Rockcrest, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 4 during April leads to these advisories:
Be vigilant - Suggestions to stave off sun damage are provided. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
How many hours of daylight does Rockcrest have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Rockcrest have in April?
How high is the UV index in April?
Average temperature in April
Rockcrest, MD
- Average high temperature in April: 64.4°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in April: 45.9°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 (26.2°F).
Average pressure in April
Rockcrest, 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
Rockcrest, MD
- Average wind speed in April: 7.8mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in April
Rockcrest, MD
- Average humidity in April: 72%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in April
Rockcrest, MD
- Average rainfall in April: 2.56"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in April
Rockcrest, MD
- Average rainfall days in April: 14.4 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in April
Rockcrest, MD
- Average snowfall in April: 0.28"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Rockcrest, MD
- Average snowfall days in April: 0.2 days
The months with the highest number of snowfall days are January and February (5.3 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
Rockcrest, MD
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).
Average sunshine days in April
Rockcrest, MD
- Average sunshine days in April: 13.9 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (12 days).
Average UV index in April
Rockcrest, 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, February, November and December (UV index 2).
Average cloud cover in April
Rockcrest, 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
Rockcrest, 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).
Rockcrest, Maryland, USA
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