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
Mount Aetna sees an increase in average high-temperatures during April, moving from a cool 50.2°F (10.1°C) in March to an enjoyable 62.6°F (17°C). Mount Aetna, in April, observes a steady average low-temperature of 42.4°F (5.8°C).Humidity
The average relative humidity in April is 75%.Rainfall
In Mount Aetna, in April, it is raining for 17.3 days, with typically 2.64" (67mm) of accumulated precipitation. In Mount Aetna, during the entire year, the rain falls for 162.4 days and collects up to 30.16" (766mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows in Mount Aetna. During 0.3 snowfall days, in April, Mount Aetna aggregates 0.16" (4mm) of snow. In Mount Aetna, during the entire year, snow falls for 24.4 days and aggregates up to 14.29" (363mm) of snow.Daylight
In Mount Aetna, the average length of the day in April is 13h and 17min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:34 pm. On the last day of April, sunrise is at 6:11 am and sunset at 8:03 pm EDT.
Sunshine
In Mount Aetna, the average sunshine in April is 8.5h.UV index
In Mount Aetna, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A daily maximum UV index of 4 in April translates into the following instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Mount Aetna in April?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Mount Aetna have in April?
What is the UV index reading in April?
Average temperature in April
Mount Aetna, MD
- Average high temperature in April: 62.6°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 (37°F).
- Average low temperature in April: 42.4°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in April
Mount Aetna, MD
- Average pressure in April: 29.98"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
Mount Aetna, MD
- Average wind speed in April: 7.5mph
The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in April
Mount Aetna, MD
- Average humidity in April: 75%
The months with the highest relative humidity are May, October and December (79%).
The month with the lowest relative humidity is July (74%).
Average rainfall in April
Mount Aetna, MD
- Average rainfall in April: 2.64"
The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in April
Mount Aetna, MD
- Average rainfall days in April: 17.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in April
Mount Aetna, MD
- Average snowfall in April: 0.16"
The month with the highest snowfall is January (4.72").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Mount Aetna, MD
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Mount Aetna, 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 24min).
- Average sunshine in April: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Mount Aetna, MD
- Average sunshine days in April: 11 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is April (11 days).
Average UV index in April
Mount Aetna, 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
Mount Aetna, MD
- Average cloud cover in April: 44
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in April
Mount Aetna, MD
- Average visibility in April: 6mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
Mount Aetna, Maryland, USA
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