April weather forecast and climate
Halesite, NY

April is a cool spring month in Halesite, New York, with temperature in the range of an average low of 45°F (7.2°C) and an average high of 54°F (12.2°C).

Temperature

In April, the average high-temperature increases, from a frosty 44.4°F (6.9°C) in March, to a fresh 54°F (12.2°C). The average low-temperature, in April, is 45°F (7.2°C).

Humidity

The average relative humidity in April is 73%.

Rainfall

In Halesite, during April, the rain falls for 13.8 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, there are 152.5 rainfall days, and 35.04" (890mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Halesite. April is the last month it regularly snows. During 0.2 snowfall days, Halesite aggregates 0.04" (1mm) of snow. In Halesite, during the entire year, snow falls for 15.5 days, and aggregates up to 5.71" (145mm) of snow.

Ocean temperature

In Halesite, the average seawater temperature is 45.3°F (7.4°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 Halesite is 13.3h.

Sunshine

The average sunshine in Halesite is 8.6h.

UV index

In Halesite, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Halesite?

In Halesite, New York, in April, the average high-temperature is 54°F (12.2°C), and the average low-temperature is 45°F (7.2°C).

What is the average humidity in April in Halesite?

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

How many days does it rain in April in Halesite?

In Halesite, during April, the rain falls for 13.8 days and regularly aggregates up to 2.87" (73mm) of precipitation.

What is the last month it snows in Halesite?

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

What is the ocean temperature in April in Halesite?

In Halesite, in April, the average water temperature is 45.3°F (7.4°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 Halesite?

In Halesite, the average length of the day in April is 13.3h.

How many hours of sunshine does Halesite have in April?

In Halesite, the average sunshine in April is 8.6h.

How high is the UV index in April in Halesite?

The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in April - Halesite, NY
  • Average high temperature in April: 12.2°C

The warmest month (with the highest average high temperature) is July (26.7°C).
The month with the lowest average high temperature is January (2.8°C).

  • Average low temperature in April: 7.2°C

The month with the highest average low temperature is July (21.8°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).

Average pressure in April - Halesite, NY
  • Average pressure in April: 1015.3mbar

The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in April - Halesite, NY
  • Average wind speed in April: 17km/h

The windiest month (with the highest average wind speed) is January (19.6km/h).
The calmest month (with the lowest average wind speed) is July (12.5km/h).

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

Months with the highest relative humidity are May and June (76%).
The month with the lowest relative humidity is November (71%).

Average rainfall in April - Halesite, NY
  • Average rainfall in April: 73mm

The wettest month (with the highest rainfall) is July (104mm).
The driest month (with the least rainfall) is January (53mm).

Average rainfall days in April - Halesite, NY
  • Average rainfall days in April: 13.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in April - Halesite, NY
  • Average snowfall in April: 1mm

The month with the highest snowfall is March (45mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

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

The month with the highest number of snowfall days is February (4.9 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in April - Halesite, NY
  • Average sea temperature in April: 7.4°C

The best month for swimming (with the highest average sea temperature) is August (23.3°C).
The coldest month (with the lowest average sea temperature) is February (4.3°C).

Average daylight in April / Average sunshine in April - Halesite, 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: 8.6h

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 - Halesite, NY
  • Average sunshine days in April: 14.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in April - Halesite, NY
  • Average UV index in April: 3

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

The month with the most cloud cover is December (Cloud cover 48).
Months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in April - Halesite, NY
  • Average visibility in April: 9km

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