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 signals an increase in the average high-temperature, moving from a chilly 48.9°F (9.4°C) in March to an enjoyable 61°F (16.1°C). Yorklyn encounters an average low-temperature of 44.2°F (6.8°C) during April nights.Humidity
With an average relative humidity of 74%, April is the least humid month.Rainfall
In Yorklyn, during April, the rain falls for 12.3 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Yorklyn, during the entire year, the rain falls for 135 days and collects up to 17.76" (451mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In April, it is snowing for 0.3 days. Throughout April, 0.24" (6mm) of snow is accumulated. In Yorklyn, during the entire year, snow falls for 16.6 days and aggregates up to 5.47" (139mm) of snow.Daylight
The average length of the day in April is 13h and 17min.On the first day of April in Yorklyn, sunrise is at 6:45 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 7:56 pm EDT.
Sunshine
In Yorklyn, the average sunshine in April is 8.5h.UV index
In Yorklyn, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 4 during April leads to these advisories:
Exercise prevention - Warding off sunburn is urged. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Yorklyn?
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 Yorklyn have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Yorklyn have in April?
How high is the UV index in April?
Average temperature in April
Yorklyn, DE
- Average high temperature in April: 61°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in April: 44.2°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in April
Yorklyn, DE
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Yorklyn, DE
- Average wind speed in April: 8.5mph
The windiest months (with the highest average wind speed) are January, February and March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in April
Yorklyn, DE
- Average humidity in April: 74%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (74%).
Average rainfall in April
Yorklyn, DE
- Average rainfall in April: 1.38"
The wettest month (with the highest rainfall) is August (2.36").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in April
Yorklyn, DE
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in April
Yorklyn, DE
- Average snowfall in April: 0.24"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Yorklyn, DE
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Yorklyn, 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 48min).
Average sunshine days in April
Yorklyn, DE
- Average sunshine days in April: 15.3 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in April
Yorklyn, 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, November and December (UV index 2).
Average cloud cover in April
Yorklyn, DE
- Average cloud cover in April: 44
The months with the most cloud cover are February, March and May (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Yorklyn, DE
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Yorklyn, Delaware, USA
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