April weather forecast
Brooklyn, NY

Weather in April

April is a mild spring month in Brooklyn, New York, with an average temperature ranging between min 45.1°F (7.3°C) and max 55.9°F (13.3°C).

Temperature

In April, the average high-temperature increases from a frosty 45.9°F (7.7°C) in March to a mild 55.9°F (13.3°C). The average low-temperature, in Brooklyn, New York, is 45.1°F (7.3°C).

Humidity

The average relative humidity in April in Brooklyn is 73%.

Rainfall

In Brooklyn, in April, during 10 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, there are 110.8 rainfall days, and 10.39" (264mm) of precipitation is accumulated.

Snowfall

January through April and December are months with snowfall. April is the last month it regularly snows in Brooklyn. During 0.2 snowfall days, Brooklyn aggregates 0.04" (1mm) of snow. In Brooklyn, during the entire year, snow falls for 13 days and aggregates up to 1.3" (33mm) of snow.

Ocean temperature

In April, the average ocean temperature is 46°F (7.8°C).
Note: Swimming in 46°F (7.8°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In April, the average length of the day is 13h and 19min.
On the first day of April in Brooklyn, sunrise is at 6:38 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 7:50 pm EDT.

Sunshine

In April, the average sunshine is 8.5h.

UV index

In Brooklyn, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 4 in April interpret into the following advice:
Take precautions - Protection against sun damage is advised. 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 average humidity in April in Brooklyn?

The average relative humidity in April in Brooklyn is 73%.

How many days does it rain in April in Brooklyn?

In Brooklyn, in April, during 10 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

What is the last month it snows in Brooklyn?

April is the last month it regularly snows in Brooklyn. During 0.2 snowfall days, in April, Brooklyn aggregates 0.04" (1mm) of snow.

What is the water temperature in April in Brooklyn?

In Brooklyn, New York, the average seawater temperature in April is 46°F (7.8°C). 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.

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

The average day length in April is 13h and 19min.

What time are sunrise and sunset in April in Brooklyn?

On the first day of April in Brooklyn, sunrise is at 6:38 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 7:50 pm EDT.

How many hours of sunshine does Brooklyn have in April?

In Brooklyn, New York, the average sunshine duration in April is 8.5h.

How high is the UV index in April in Brooklyn?

The average daily maximum UV index in April in Brooklyn, New York, is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Brooklyn, NY

Average temperature in April - Brooklyn, NY
  • Average high temperature in April: 55.9°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in April: 45.1°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in April
Brooklyn, NY

Average pressure in April - Brooklyn, 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
Brooklyn, NY

Average wind speed in April - Brooklyn, NY
  • Average wind speed in April: 10.1mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

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Average humidity in April
Brooklyn, NY

Average humidity in April - Brooklyn, NY
  • Average humidity in April: 73%

The months with the highest relative humidity are February, May and June (76%).
The months with the lowest relative humidity are August and November (72%).

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Average rainfall in April
Brooklyn, NY

Average rainfall in April - Brooklyn, NY
  • Average rainfall in April: 0.75"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is September (0.51").

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Average rainfall days in April
Brooklyn, NY

Average rainfall days in April - Brooklyn, NY
  • Average rainfall days in April: 10 days

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is January (4.9 days).

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Average snowfall in April
Brooklyn, NY

Average snowfall in April - Brooklyn, NY
  • Average snowfall in April: 0.04"

The month with the highest snowfall is March (0.55").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in April
Brooklyn, NY

Average snowfall days in April - Brooklyn, NY
  • Average snowfall days in April: 0.2 days

The months with the highest number of snowfall days are January and February (3.6 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
Brooklyn, NY

Average sea temperature in April - Brooklyn, 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
Brooklyn, NY

Average daylight in April / Average sunshine in April - Brooklyn, 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 19min).

  • Average sunshine in April: 8h and 30min

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).

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Average sunshine days in April
Brooklyn, NY

Average sunshine days in April - Brooklyn, NY
  • Average sunshine days in April: 18 days

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is June (16 days).

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Average UV index in April
Brooklyn, NY

Average UV index in April - Brooklyn, 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, November and December (UV index 2).

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Average cloud cover in April
Brooklyn, NY

Average cloud cover in April - Brooklyn, NY
  • Average cloud cover in April: 43

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

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Average visibility in April
Brooklyn, NY

Average visibility in April - Brooklyn, 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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