April weather forecast
Northport, NY

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Weather in April

April is a cool spring month in Northport, New York, with an average temperature fluctuating between 45°F (7.2°C) and 54°F (12.2°C).

Temperature

As Northport transitions into April, the average high-temperature is observed to rise from a frosty 44.4°F (6.9°C) in March to a cool 54°F (12.2°C). In April, Northport experiences a marginal drop in temperature, with averages of 45°F (7.2°C) at night.

Humidity

The average relative humidity in April is 73%.

Rainfall

In Northport, 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

Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.2 snowfall days, in April, Northport aggregates 0.04" (1mm) of snow. Throughout the year, there are 15.5 snowfall days, and 5.71" (145mm) of snow is accumulated.

Ocean temperature

In April, the average ocean temperature is 45.3°F (7.4°C).
Note: Entering waters of 45.3°F (7.4°C) is life-endangering. A mere moment in 55.4°F (13°C) waters feels piercing cold, and below 50°F (10°C) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.

Daylight

In Northport, the average length of the day in April is 13h and 20min.
On the first day of April, sunrise is at 6:35 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 7:49 pm EDT.

Sunshine

The average sunshine in April is 8.6h.

UV index

The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 3 in April translates into the following instructions:
Exercise prevention - Precautions against solar damage are endorsed. It's recommended to limit sun exposure when its radiation is at its peak during midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Northport in April?

During April, Northport experiences an average high-temperature of 54°F (12.2°C) and a low-temperature of 45°F (7.2°C).

What is the average humidity in April?

The average relative humidity in April is 73%.

How much does it rain in April?

In April, in Northport, the rain falls for 13.8 days. Throughout April, 2.87" (73mm) of precipitation is accumulated.

What is the last month it snows?

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

What is the water temperature in April in Northport?

In Northport, the average seawater temperature in April 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 Northport, New York, the average day length in April is 13h and 20min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 6:35 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 7:49 pm EDT.

How many hours of sunshine does Northport have in April?

In Northport, the average sunshine duration in April is 8.6h.

What is the UV index reading in April?

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

Average temperature in April
Northport, NY

Average temperature in April - Northport, NY
  • Average high temperature in April: 54°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in April: 45°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

Average pressure in April
Northport, NY

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

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in April
Northport, NY

Average wind speed in April - Northport, NY
  • Average wind speed in April: 10.6mph

The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

Average humidity in April
Northport, NY

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

The 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
Northport, NY

Average rainfall in April - Northport, NY
  • Average rainfall in April: 2.87"

The wettest month (with the highest rainfall) is July (4.09").
The driest month (with the least rainfall) is January (2.09").

Average rainfall days in April
Northport, NY

Average rainfall days in April - Northport, 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
Northport, NY

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

The month with the highest snowfall is March (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Northport, NY

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

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

Average sea temperature in April
Northport, NY

Average sea temperature in April - Northport, NY
  • Average sea temperature in April: 45.4°F

The best month for swimming (with the highest average sea temperature) is August (74°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

Average daylight in April /
Average sunshine in April
Northport, NY

Average daylight in April / Average sunshine in April - Northport, NY
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in April: 8h and 4min

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).

Average sunshine days in April
Northport, NY

Average sunshine days in April - Northport, 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
Northport, NY

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

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).

Average cloud cover in April
Northport, NY

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

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

Average visibility in April
Northport, NY

Average visibility in April - Northport, 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).

Northport, New York, USA

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