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
In April, the average high-temperature increases from a chilly 46.2°F (7.9°C) in March to a mild 58.6°F (14.8°C). Throughout April, the average low-temperature records at a wintry 40.6°F (4.8°C).Humidity
April and July, with an average relative humidity of 76%, are the least humid months.Rainfall
In Mount Joy, in April, it is raining for 12.5 days, with typically 1.26" (32mm) of accumulated precipitation. In Mount Joy, during the entire year, the rain falls for 124.4 days and collects up to 13.39" (340mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Mount Joy. April is the last month it regularly snows. During 0.3 snowfall days, in April, Mount Joy aggregates 0.08" (2mm) of snow. In Mount Joy, during the entire year, snow falls for 22 days and aggregates up to 5" (127mm) of snow.Daylight
In Mount Joy, the average length of the day in April is 13h and 19min.On the first day of April, sunrise is at 6:42 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:56 pm EDT.
Sunshine
In Mount Joy, the average sunshine in April is 8.2h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In April, a regular UV index of 4 translates into these guidelines:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. 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. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Mount Joy?
What is the least humid month?
What is the average humidity in April in Mount Joy?
How much does it rain in April?
What is the last month it snows?
How many hours of daylight does Mount Joy have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Mount Joy have in April?
What is the UV index reading in April?
Average temperature in April
Mount Joy, NJ
- Average high temperature in April: 58.6°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in April: 40.6°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in April
Mount Joy, NJ
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Mount Joy, NJ
- Average wind speed in April: 7.9mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in April
Mount Joy, NJ
- Average humidity in April: 76%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in April
Mount Joy, NJ
- Average rainfall in April: 1.26"
The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in April
Mount Joy, NJ
- Average rainfall days in April: 12.5 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (7.1 days).
Average snowfall in April
Mount Joy, NJ
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Mount Joy, NJ
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (6.8 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
Mount Joy, NJ
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in April
Mount Joy, NJ
- Average sunshine days in April: 15 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (14 days).
Average UV index in April
Mount Joy, NJ
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Mount Joy, NJ
- Average cloud cover in April: 46
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in April
Mount Joy, NJ
- Average visibility in April: 6mi
The months with the highest visibility are January, March, April, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August, September and October (5mi).
Mount Joy, New Jersey, USA
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