April weather forecast and climate
Nassau, DE

Weather in April

April is a mild spring month in Nassau, Delaware, with average temperature fluctuating between 48.6°F (9.2°C) and 57.6°F (14.2°C).

Temperature

In April, the average high-temperature increases, from a chilly 47.8°F (8.8°C) in March, to a moderate 57.6°F (14.2°C). The average low-temperature, in Nassau, is 48.6°F (9.2°C).

Humidity

In April, the average relative humidity is 76%.

Rainfall

In Nassau, during 15.6 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, in Nassau, there are 173.6 rainfall days, and 36.97" (939mm) of precipitation is accumulated.

Snowfall

In Nassau, Delaware, snow does not fall through October.

Daylight

In April, the average length of the day in Nassau is 13.3h.

Sunshine

In April, the average sunshine is 9h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in April in Nassau?

The average high-temperature, in April, in Nassau, is 57.6°F (14.2°C), while the average low-temperature is 48.6°F (9.2°C).

What is the average humidity in April in Nassau?

The average relative humidity in April in Nassau, Delaware, is 76%.

How many days does it rain in April in Nassau?

In Nassau, Delaware, during April, the rain falls for 15.6 days and regularly aggregates up to 2.56" (65mm) of precipitation.

Does it snow in Nassau in April?

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

When it does not snow in Nassau?

April through October are months without snowfall in Nassau.

How many hours of daylight does Nassau have in April?

In Nassau, the average length of the day in April is 13.3h.

How long on average sun shines in April in Nassau?

The average sunshine in April in Nassau is 9h.

What is the UV index reading in April in Nassau?

In April, the average daily maximum UV index in Nassau, Delaware, is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in April
Nassau, DE

Average temperature in April - Nassau, DE
  • Average high temperature in April: 57.6°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in April: 48.6°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (32°F).

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Average pressure in April
Nassau, DE

Average pressure in April - Nassau, 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
Nassau, DE

Average wind speed in April - Nassau, DE
  • Average wind speed in April: 11.9mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in April
Nassau, DE

Average humidity in April - Nassau, DE
  • Average humidity in April: 76%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in April
Nassau, DE

Average rainfall in April - Nassau, DE
  • Average rainfall in April: 2.56"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.2").

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Average rainfall days in April
Nassau, DE

Average rainfall days in April - Nassau, DE
  • Average rainfall days in April: 15.6 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is January (9.6 days).

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Average snowfall in April
Nassau, DE

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

The month with the highest snowfall is January (0.98").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in April
Nassau, DE

Average snowfall days in April - Nassau, DE
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (3.7 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in April / Average sunshine in April - Nassau, DE
  • Average daylight in April: 13.3h

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: 9h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is February (Average sunshine: 5h).

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Average sunshine days in April
Nassau, DE

Average sunshine days in April - Nassau, DE
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in April
Nassau, DE

Average UV index in April - Nassau, 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
Nassau, DE

Average cloud cover in April - Nassau, DE
  • Average cloud cover in April: 39

Months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in April
Nassau, DE

Average visibility in April - Nassau, 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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