April weather forecast
Barnum Island, NY

Weather in April

April in Barnum Island, New York, is a cool spring month, with an average temperature fluctuating between 45.1°F (7.3°C) and 52.9°F (11.6°C).

Temperature

In April, the average high-temperature slightly increases from a chilly 44.2°F (6.8°C) in March to a fresh 52.9°F (11.6°C). The average low-temperature, in April, is 45.1°F (7.3°C).

Humidity

In Barnum Island, the average relative humidity in April is 74%.

Rainfall

In Barnum Island, during April, the rain falls for 14.8 days and regularly aggregates up to 3.11" (79mm) of precipitation. Throughout the year, there are 159.2 rainfall days, and 37.17" (944mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows in Barnum Island, New York. During 0.3 snowfall days, Barnum Island aggregates 0.04" (1mm) of snow. Throughout the year, there are 15.3 snowfall days, and 5.04" (128mm) of snow is accumulated.

Ocean temperature

In April, the average ocean temperature is 46°F (7.8°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

In Barnum Island, New York, the average length of the day in April is 13h and 19min.
On the first day of April in Barnum Island, sunrise is at 6:38 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:49 pm EDT.

Sunshine

In April, the average sunshine is 8.6h.

UV index

The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 4 in April 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in April in Barnum Island?

In April, in Barnum Island, New York, the average high-temperature is 52.9°F (11.6°C), and the average low-temperature is 45.1°F (7.3°C).

What is the average humidity in April in Barnum Island?

In Barnum Island, New York, the average relative humidity in April is 74%.

How many days does it rain in April in Barnum Island?

In Barnum Island, New York, in April, it is raining for 14.8 days, with typically 3.11" (79mm) of accumulated precipitation.

What is the last month it snows in Barnum Island?

April is the last month it regularly snows in Barnum Island. During 0.3 snowfall days, in April, Barnum Island aggregates 0.04" (1mm) of snow.

What is the ocean temperature in April in Barnum Island?

In Barnum Island, New York, the average seawater temperature in April is 46°F (7.8°C). Swimming in 46°F (7.8°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

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

In Barnum Island, New York, the average day length in April is 13h and 19min.

What time are sunrise and sunset in April in Barnum Island?

On the first day of April in Barnum Island, sunrise is at 6:38 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:49 pm EDT.

How many hours of sunshine does Barnum Island have in April?

The average sunshine duration in April in Barnum Island is 8.6h.

How high is the UV index in April in Barnum Island?

In Barnum Island, New York, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Barnum Island, NY

Average temperature in April - Barnum Island, NY
  • Average high temperature in April: 52.9°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in April: 45.1°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in April
Barnum Island, NY

Average pressure in April - Barnum Island, NY
  • Average pressure in April: 29.98"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in April
Barnum Island, NY

Average wind speed in April - Barnum Island, NY
  • Average wind speed in April: 11.8mph

The windiest month (with the highest average wind speed) is January (13.6mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).

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Average humidity in April
Barnum Island, NY

Average humidity in April - Barnum Island, NY
  • Average humidity in April: 74%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in April
Barnum Island, NY

Average rainfall in April - Barnum Island, NY
  • Average rainfall in April: 3.11"

The wettest month (with the highest rainfall) is July (4.17").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in April
Barnum Island, NY

Average rainfall days in April - Barnum Island, NY
  • Average rainfall days in April: 14.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in April
Barnum Island, NY

Average snowfall in April - Barnum Island, NY
  • Average snowfall in April: 0.04"

The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Barnum Island, NY

Average snowfall days in April - Barnum Island, NY
  • Average snowfall days in April: 0.3 days

The months with the highest number of snowfall days are January and February (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in April
Barnum Island, NY

Average sea temperature in April - Barnum Island, NY
  • Average sea temperature in April: 46°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

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Average daylight in April /
Average sunshine in April
Barnum Island, NY

Average daylight in April / Average sunshine in April - Barnum Island, NY
  • Average daylight in April: 13h and 19min

The month with the longest days is June (Average daylight: 15h and 2min).
The month with the shortest days is December (Average daylight: 9h and 20min).

  • Average sunshine in April: 8h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in April
Barnum Island, NY

Average sunshine days in April - Barnum Island, NY
  • Average sunshine days in April: 14.4 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.7 days).

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Average UV index in April
Barnum Island, NY

Average UV index in April - Barnum Island, NY
  • 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, March and December (UV index 2).

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Average cloud cover in April
Barnum Island, NY

Average cloud cover in April - Barnum Island, NY
  • Average cloud cover in April: 43

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in April
Barnum Island, NY

Average visibility in April - Barnum Island, NY
  • 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).

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