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 average high-temperature increases in April, moving from a cool 50.2°F (10.1°C) in March to a comfortable 62.6°F (17°C). Port Penn records a mean low-temperature of 46°F (7.8°C) in April.Humidity
With an average relative humidity of 72%, April is the least humid month.Rainfall
In Port Penn, in April, during 13.5 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, there are 147.7 rainfall days, and 27.8" (706mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In Port Penn, in April, snow falls for 0.2 days, with typically accumulated 0.08" (2mm) of snow. In Port Penn, during the entire year, snow falls for 13.8 days and aggregates up to 6.65" (169mm) of snow.Daylight
In April, the average length of the day is 13h and 16min.On the first day of April, sunrise is at 6:45 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 7:55 pm EDT.
Sunshine
The average sunshine in April is 8.5h.UV index
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index, 4 during April, leads to the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Port Penn in April?
What is the least humid month?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
How many hours of daylight does Port Penn have in April?
When are sunrise and sunset in April?
How long on average sun shines in April in Port Penn?
How high is the UV index in April?
Average temperature in April
Port Penn, DE
- Average high temperature in April: 62.6°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in April: 46°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°F).
Average pressure in April
Port Penn, DE
- Average pressure in April: 29.99"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
Port Penn, DE
- Average wind speed in April: 8.9mph
The windiest months (with the highest average wind speed) are February, March and April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in April
Port Penn, DE
- Average humidity in April: 72%
The months with the highest relative humidity are May, June, September and October (77%).
The month with the lowest relative humidity is April (72%).
Average rainfall in April
Port Penn, DE
- Average rainfall in April: 2.17"
The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is January (1.77").
Average rainfall days in April
Port Penn, DE
- Average rainfall days in April: 13.5 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (8 days).
Average snowfall in April
Port Penn, DE
- Average snowfall in April: 0.08"
The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Port Penn, DE
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Port Penn, DE
- 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in April
Port Penn, DE
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is November (20.6 days).
The months with the least sunshine days are May and July (11.8 days).
Average UV index in April
Port Penn, DE
- 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 and December (UV index 2).
Average cloud cover in April
Port Penn, DE
- Average cloud cover in April: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Port Penn, DE
- 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).
Port Penn, Delaware, USA
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