April weather forecast
Northwest Harbor, NY

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Weather in April

April, the same as March, in Northwest Harbor, New York, is a frosty spring month, with an average temperature fluctuating between 49.8°F (9.9°C) and 44.2°F (6.8°C).

Temperature

In Northwest Harbor, the average high-temperature in April slightly increases from 43°F (6.1°C) in March to a still frosty 49.8°F (9.9°C). A modest decline from daytime high temperatures is noticed in April, marking the average low at a still chilly 44.2°F (6.8°C).

Humidity

In April, the average relative humidity is 77%.

Rainfall

In Northwest Harbor, in April, it is raining for 13.4 days, with typically 2.91" (74mm) of accumulated precipitation. In Northwest Harbor, during the entire year, the rain falls for 148 days and collects up to 33.07" (840mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In Northwest Harbor, in April, snow falls for 0.3 days, with typically accumulated 0.12" (3mm) of snow. Throughout the year, there are 12.6 snowfall days, and 5.94" (151mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13h and 20min.
On the first day of April, sunrise is at 6:30 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 7:45 pm EDT.

Sunshine

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

UV index

In Northwest Harbor, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In April, the maximum UV index of 3 transforms into these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Around midday, solar radiation is most harmful; hence, exposure should be limited. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Northwest Harbor in April?

In April, in Northwest Harbor, the average high-temperature is 49.8°F (9.9°C), and the average low-temperature is 44.2°F (6.8°C).

What is the average humidity in April in Northwest Harbor?

In April, the average relative humidity is 77%.

How much does it rain in April?

In April, the rain falls for 13.4 days. Throughout April, 2.91" (74mm) of precipitation is accumulated.

How much does it snow in April?

In Northwest Harbor, in April, during 0.3 snowfall days, 0.12" (3mm) of snow is typically accumulated.

What is the average length of the day in April?

In April, the average day length is 13h and 20min.

When is the sunrise / sunset in April?

On the first day of April, sunrise is at 6:30 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 7:45 pm EDT.

How long on average sun shines in April in Northwest Harbor?

In Northwest Harbor, the average sunshine duration in April is 8.5h.

What is the UV index intensity in April?

In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
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
Northwest Harbor, NY

Average temperature in April - Northwest Harbor, NY
  • Average high temperature in April: 49.8°F

The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in April: 44.2°F

The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

Average pressure in April
Northwest Harbor, NY

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

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in April
Northwest Harbor, NY

Average wind speed in April - Northwest Harbor, NY
  • Average wind speed in April: 14.3mph

The windiest month (with the highest average wind speed) is January (16.4mph).
The calmest month (with the lowest average wind speed) is July (10.8mph).

Average humidity in April
Northwest Harbor, NY

Average humidity in April - Northwest Harbor, NY
  • Average humidity in April: 77%

The months with the highest relative humidity are May and June (82%).
The month with the lowest relative humidity is November (72%).

Average rainfall in April
Northwest Harbor, NY

Average rainfall in April - Northwest Harbor, NY
  • Average rainfall in April: 2.91"

The wettest month (with the highest rainfall) is December (3.54").
The driest month (with the least rainfall) is September (2.09").

Average rainfall days in April
Northwest Harbor, NY

Average rainfall days in April - Northwest Harbor, NY
  • Average rainfall days in April: 13.4 days

The months with the highest number of rainy days are July and August (15.5 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in April
Northwest Harbor, NY

Average snowfall in April - Northwest Harbor, NY
  • Average snowfall in April: 0.12"

The month with the highest snowfall is March (1.97").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in April
Northwest Harbor, NY

Average snowfall days in April - Northwest Harbor, NY
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Northwest Harbor, NY

Average daylight in April / Average sunshine in April - Northwest Harbor, 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in April
Northwest Harbor, NY

Average sunshine days in April - Northwest Harbor, NY
  • Average sunshine days in April: 15.7 days

The month with the most sunshine days is November (18.4 days).
The months with the least sunshine days are July and August (13.3 days).

Average UV index in April
Northwest Harbor, NY

Average UV index in April - Northwest Harbor, 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 and December (UV index 2).

Average cloud cover in April
Northwest Harbor, NY

Average cloud cover in April - Northwest Harbor, NY
  • Average cloud cover in April: 44

The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in April
Northwest Harbor, NY

Average visibility in April - Northwest Harbor, 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).

Northwest Harbor, New York, USA

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