April weather forecast and climate
Selbyville, DE

Weather in April

April in Selbyville, Delaware, is a moderate spring month, with average temperature ranging between max 57.4°F (14.1°C) and min 48.7°F (9.3°C).

Temperature

In April, the average high-temperature rises, from a chilly 48.2°F (9°C) in March, to a mild 57.4°F (14.1°C). The average low-temperature, in Selbyville, Delaware, is 48.7°F (9.3°C).

Humidity

In April, the average relative humidity is 77%.

Rainfall

In Selbyville, Delaware, in April, during 13.8 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. Throughout the year, in Selbyville, Delaware, there are 144.6 rainfall days, and 25.51" (648mm) of precipitation is accumulated.

Snowfall

In Selbyville snow does not fall through October.

Daylight

The average length of the day in Selbyville is 13.2h.

Sunshine

In April, the average sunshine is 8.9h.

UV index

The average daily maximum UV index in Selbyville is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV rays for average individuals.
Note: In April, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Selbyville?

The average high-temperature, in April, in Selbyville, is 57.4°F (14.1°C), while the average low-temperature is 48.7°F (9.3°C).

What is the average humidity in April in Selbyville?

In April, the average relative humidity is 77%.

How much does it rain in Selbyville in April?

In April, in Selbyville, the rain falls for 13.8 days. Throughout April, 1.73" (44mm) of precipitation is accumulated.

Does it snow in Selbyville in April?

In April, in Selbyville, it doesn't snow. March is the latest month when it typically snows.

When it does not snow in Selbyville?

April through October are months without snowfall in Selbyville.

What is the average length of the day in April in Selbyville?

In Selbyville, Delaware, the average length of the day in April is 13.2h.

How many hours of sunshine does Selbyville have in April?

The average sunshine in April is 8.9h.

What is the UV index reading in April in Selbyville?

The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.

Average temperature in April
Selbyville, DE

Average temperature in April - Selbyville, DE
  • Average high temperature in April: 57.4°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (42.1°F).

  • Average low temperature in April: 48.7°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

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Average pressure in April
Selbyville, DE

Average pressure in April - Selbyville, DE
  • Average pressure in April: 30"

The month with the highest atmospheric pressure is November (30.12").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in April
Selbyville, DE

Average wind speed in April - Selbyville, DE
  • Average wind speed in April: 12.5mph

The windiest month (with the highest average wind speed) is January (12.8mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in April
Selbyville, DE

Average humidity in April - Selbyville, DE
  • Average humidity in April: 77%

The month with the highest relative humidity is May (82%).
Months with the lowest relative humidity are January and November (74%).

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Average rainfall in April
Selbyville, DE

Average rainfall in April - Selbyville, DE
  • Average rainfall in April: 1.73"

The wettest months (with the highest rainfall) are July and August (2.87").
The driest month (with the least rainfall) is January (1.5").

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Average rainfall days in April
Selbyville, DE

Average rainfall days in April - Selbyville, DE
  • Average rainfall days in April: 13.8 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (7.4 days).

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Average snowfall in April
Selbyville, DE

Average snowfall in April - Selbyville, DE
  • Average snowfall in April: 0"

The month with the highest snowfall is February (0.87").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in April
Selbyville, DE

Average snowfall days in April - Selbyville, DE
  • Average snowfall days in April: 0.2 days

The month with the highest number of snowfall days is January (2.6 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Selbyville, DE

Average daylight in April / Average sunshine in April - Selbyville, DE
  • Average daylight in April: 13.2h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in April: 8.9h

The month with the most sunshine is July (Average sunshine: 10.9h).
Months with the least sunshine are February and December (Average sunshine: 5.1).

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Average sunshine days in April
Selbyville, DE

Average sunshine days in April - Selbyville, DE
  • Average sunshine days in April: 15 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is July (12.9 days).

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Average UV index in April
Selbyville, DE

Average UV index in April - Selbyville, DE
  • Average UV index in April: 4

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in April
Selbyville, DE

Average cloud cover in April - Selbyville, DE
  • Average cloud cover in April: 40

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in April
Selbyville, DE

Average visibility in April - Selbyville, DE
  • Average visibility in April: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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