April weather forecast
Green Island, NJ

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Weather in April

April in Green Island, New Jersey, is a moderate spring month, with temperature in the range of an average low of 45.3°F (7.4°C) and an average high of 55.6°F (13.1°C).

Temperature

April's arrival is noted with a slight increase in the average high-temperature, moving from a frosty 46.8°F (8.2°C) in March to a moderate 55.6°F (13.1°C). The mean low-temperature during April nights is a chilly 45.3°F (7.4°C).

Humidity

In April, the average relative humidity is 75%.

Rainfall

In Green Island, in April, during 12.5 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Green Island, during the entire year, the rain falls for 137.7 days and collects up to 19.09" (485mm) of precipitation.

Snowfall

In Green Island, snow does not fall in April through October.

Daylight

The average length of the day in April is 13h and 17min.
On the first day of April, sunrise is at 6:39 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:50 pm EDT.

Sunshine

In Green Island, the average sunshine in April is 8.6h.

UV index

In Green Island, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 4 in April suggests the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Green Island in April?

During April, Green Island experiences an average high-temperature of 55.6°F (13.1°C) and a low-temperature of 45.3°F (7.4°C).

What is the average humidity in April?

The average relative humidity in April is 75%.

How much does it rain in April?

In April, the rain falls for 12.5 days. Throughout April, 1.3" (33mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall in Green Island.

Does it snow in April?

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

How many hours of daylight does Green Island have in April?

The average day length in April is 13h and 17min.

When are sunrise and sunset in April?

On the first day of April, sunrise is at 6:39 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:50 pm EDT.

How long on average sun shines in April?

In Green Island, the average sunshine duration in April is 8.6h.

What is the UV index intensity in April?

The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Green Island, NJ

Average temperature in April - Green Island, NJ
  • Average high temperature in April: 55.6°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 (38.8°F).

  • Average low temperature in April: 45.3°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in April
Green Island, NJ

Average pressure in April - Green Island, NJ
  • Average pressure in April: 29.99"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in April
Green Island, NJ

Average wind speed in April - Green Island, NJ
  • Average wind speed in April: 11.1mph

The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in April
Green Island, NJ

Average humidity in April - Green Island, NJ
  • Average humidity in April: 75%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March and November (74%).

Average rainfall in April
Green Island, NJ

Average rainfall in April - Green Island, NJ
  • Average rainfall in April: 1.3"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in April
Green Island, NJ

Average rainfall days in April - Green Island, NJ
  • Average rainfall days in April: 12.5 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is January (7 days).

Average snowfall in April
Green Island, NJ

Average snowfall in April - Green Island, NJ
  • Average snowfall in April: 0"

The month with the highest snowfall is January (0.91").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in April
Green Island, NJ

Average snowfall days in April - Green Island, NJ
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is January (4.4 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
Green Island, NJ

Average daylight in April / Average sunshine in April - Green Island, 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 24min).

  • Average sunshine in April: 8h and 4min

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
Green Island, NJ

Average sunshine days in April - Green Island, NJ
  • Average sunshine days in April: 15.9 days

The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is July (11.9 days).

Average UV index in April
Green Island, NJ

Average UV index in April - Green Island, NJ
  • Average UV index in April: 4

The months with the highest UV index are 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
Green Island, NJ

Average cloud cover in April - Green Island, NJ
  • Average cloud cover in April: 42

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in April
Green Island, NJ

Average visibility in April - Green Island, NJ
  • 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).

Green Island, New Jersey, USA

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