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
As Rock Anna transitions into April, the average high-temperature is observed to rise from a cool 50.7°F (10.4°C) in March to a comfortable 62.8°F (17.1°C). In the month of April, the average temperature dips to a chilly 47.5°F (8.6°C) during the night.Humidity
January, March, April and November, with an average relative humidity of 72%, are the least humid months.Rainfall
In Rock Anna, during April, the rain falls for 15.7 days and regularly aggregates up to 2.6" (66mm) of precipitation. In Rock Anna, during the entire year, the rain falls for 156.2 days and collects up to 31.34" (796mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows in Rock Anna. During 0.1 snowfall days, in April, Rock Anna aggregates 0.08" (2mm) of snow. In Rock Anna, during the entire year, snow falls for 14 days and aggregates up to 6.14" (156mm) of snow.Daylight
In Rock Anna, the average length of the day in April is 13h and 16min.On the first day of the month, sunrise is at 6:49 am and sunset at 7:30 pm. On the last day of April, sunrise is at 6:07 am and sunset at 7:58 pm EDT.
Sunshine
In April, the average sunshine in Rock Anna is 8.8h.UV index
The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 4 in April translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
How many hours of daylight does Rock Anna have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Rock Anna have in April?
What is the UV index intensity in April?
Average temperature in April
Rock Anna, MD
- Average high temperature in April: 62.8°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 (39.6°F).
- Average low temperature in April: 47.5°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in April
Rock Anna, 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
Rock Anna, MD
- Average wind speed in April: 9.1mph
The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in April
Rock Anna, MD
- Average humidity in April: 72%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).
Average rainfall in April
Rock Anna, MD
- Average rainfall in April: 2.6"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in April
Rock Anna, MD
- Average rainfall days in April: 15.7 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in April
Rock Anna, MD
- Average snowfall in April: 0.08"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Rock Anna, MD
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is January (4.4 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
Rock Anna, 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 54min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in April
Rock Anna, MD
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in April
Rock Anna, 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 and December (UV index 2).
Average cloud cover in April
Rock Anna, MD
- Average cloud cover in April: 41
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in April
Rock Anna, 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).
Rock Anna, Maryland, USA
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