April weather forecast and climate
Sea Cliff, NY

April in Sea Cliff, New York, is a fresh spring month, with temperature in the range of an average high of 55°F (12.8°C) and an average low of 44.2°F (6.8°C).

Temperature

In April, the average high-temperature increases, from a frosty 45.1°F (7.3°C) in March, to a fresh 55°F (12.8°C). The average low-temperature, in Sea Cliff, is 44.2°F (6.8°C).

Humidity

In Sea Cliff, the average relative humidity is 72%.

Rainfall

In April, in Sea Cliff, New York, the rain falls for 16.1 days. Throughout April, 3.23" (82mm) of precipitation is accumulated. Throughout the year, in Sea Cliff, New York, there are 165.9 rainfall days, and 37.56" (954mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. April is the last month it regularly snows in Sea Cliff. During 0.3 snowfall days, in April, Sea Cliff aggregates 0.08" (2mm) of snow. In Sea Cliff, during the entire year, snow falls for 22.2 days, and aggregates up to 7.24" (184mm) of snow.

Ocean temperature

In Sea Cliff, in April, the average water 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 April, the average length of the day in Sea Cliff is 13.3h.

Sunshine

In April, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in Sea Cliff is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 4 in April interpret into the following advice:
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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Sea Cliff?

In Sea Cliff, in April, the average high-temperature is 55°F (12.8°C), and the average low-temperature is 44.2°F (6.8°C).

What is the average humidity in April in Sea Cliff?

The average relative humidity in April in Sea Cliff is 72%.

How many days does it rain in April in Sea Cliff?

In April, in Sea Cliff, the rain falls for 16.1 days. Throughout April, 3.23" (82mm) of precipitation is accumulated.

What is the last month it snows in Sea Cliff?

April is the last month it regularly snows. During 0.3 snowfall days, in April, Sea Cliff aggregates 0.08" (2mm) of snow.

What is the ocean temperature in April in Sea Cliff?

In Sea Cliff, in April, the average water temperature 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 Sea Cliff?

The average length of the day in April in Sea Cliff is 13.3h.

How many hours of sunshine does Sea Cliff have in April?

In Sea Cliff, the average sunshine in April is 8.5h.

What is the UV index intensity in April in Sea Cliff?

In Sea Cliff, New York, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV rays.
Average temperature in April - Sea Cliff, NY
  • Average high temperature in April: 12.8°C

The warmest month (with the highest average high temperature) is July (27.5°C).
The month with the lowest average high temperature is January (2.5°C).

  • Average low temperature in April: 6.8°C

Months with the highest average low temperature are July and August (21.3°C).
The coldest month (with the lowest average low temperature) is January (-2.6°C).

Average pressure in April - Sea Cliff, NY
  • Average pressure in April: 1015.3mbar

The month with the highest atmospheric pressure is November (1019.2mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in April - Sea Cliff, NY
  • Average wind speed in April: 15.9km/h

The windiest month (with the highest average wind speed) is January (18km/h).
The calmest month (with the lowest average wind speed) is July (11.7km/h).

Average humidity in April - Sea Cliff, NY
  • Average humidity in April: 72%

Months with the highest relative humidity are February, May and December (75%).
Months with the lowest relative humidity are August and November (71%).

Average rainfall in April - Sea Cliff, NY
  • Average rainfall in April: 82mm

The wettest month (with the highest rainfall) is December (103mm).
The driest month (with the least rainfall) is September (61mm).

Average rainfall days in April - Sea Cliff, NY
  • Average rainfall days in April: 16.1 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in April - Sea Cliff, NY
  • Average snowfall in April: 2mm

The month with the highest snowfall is March (51mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in April - Sea Cliff, NY
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (6.8 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature in April - Sea Cliff, NY
  • Average sea temperature in April: 7.8°C

The best month for swimming (with the highest average sea temperature) is August (23.4°C).
The coldest month (with the lowest average sea temperature) is February (4.4°C).

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

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

  • Average sunshine in April: 8.5h

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

Average sunshine days in April - Sea Cliff, NY
  • Average sunshine days in April: 12.3 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in April - Sea Cliff, 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).

Average cloud cover in April - Sea Cliff, NY
  • Average cloud cover in April: 43

Months with the most cloud cover are February and December (Cloud cover 47).
Months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in April - Sea Cliff, NY
  • Average visibility in April: 9km

Months with the highest visibility are August, September and November (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, October and December (9km).