Brooklyn
New York, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Brooklyn, NY

April in Brooklyn, New York, is a moderate spring month, with temperature in the range of an average low of 45.1°F (7.3°C) and an average high of 55.9°F (13.3°C).

Temperature

In Brooklyn, the average high-temperature rises, from a chilly 45.9°F (7.7°C) in March, to a moderate 55.9°F (13.3°C). The average low-temperature, in Brooklyn, is 45.1°F (7.3°C).

Humidity

In April, the average relative humidity is 73%.

Rainfall

In Brooklyn, during April, the rain falls for 10 days and regularly aggregates up to 0.75" (19mm) of precipitation. In Brooklyn, during the entire year, the rain falls for 110.8 days and collects up to 10.39" (264mm) of precipitation.

Snowfall

Months with snowfall in Brooklyn are January through April and December. April is the last month it regularly snows in Brooklyn, New York. During 0.2 snowfall days, Brooklyn aggregates 0.04" (1mm) of snow. Throughout the year, there are 13 snowfall days, and 1.3" (33mm) of snow is accumulated.

Ocean temperature

In Brooklyn, the average water 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 Brooklyn, the average length of the day is 13.3h.

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 of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: In April, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Brooklyn?

In Brooklyn, New York, in April, the average high-temperature is 55.9°F (13.3°C), and the average low-temperature is 45.1°F (7.3°C).

What is the average humidity in April in Brooklyn?

In Brooklyn, New York, the average relative humidity in April is 73%.

How many days does it rain in April in Brooklyn?

In April, in Brooklyn, the rain falls for 10 days. Throughout April, 0.75" (19mm) of precipitation is 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 April, the average ocean temperature in Brooklyn 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.

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

In April, the average length of the day in Brooklyn, New York, is 13.3h.

How many hours of sunshine does Brooklyn have in April?

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

What is the UV index intensity in April in Brooklyn?

The average daily maximum UV index in April in Brooklyn is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.
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).

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

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

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 lowest rainfall) is September (0.51").

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 lowest number of rainy days is January (4.9 days).

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

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

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

Months with the highest number of snowfall days are January and February (3.6 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

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).

Average daylight in April / Average sunshine in April - Brooklyn, NY
  • Average daylight in April: 13.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 8.5h

The month with most sunshine is July (Average sunshine: 10.7h).
The month with least sunshine is February (Average sunshine: 4.8h).

Average UV index in April - Brooklyn, NY
  • Average UV index in April: 4

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