April weather forecast
South Valley Stream, NY

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Weather in April

April in South Valley Stream, New York, is a cool spring month, with an average temperature fluctuating between 54.7°F (12.6°C) and 45.1°F (7.3°C).

Temperature

The shift into April is characterized by a rise in the average high-temperature, transitioning from March's chilly 45.1°F (7.3°C) to a cool 54.7°F (12.6°C). April nights in South Valley Stream experience a consistent temperature drop to a chilly 45.1°F (7.3°C).

Humidity

In South Valley Stream, New York, the average relative humidity in April is 73%.

Rainfall

In South Valley Stream, in April, it is raining for 12.8 days, with typically 1.46" (37mm) of accumulated precipitation. In South Valley Stream, during the entire year, the rain falls for 135.3 days and collects up to 18.62" (473mm) of precipitation.

Snowfall

In South Valley Stream, snow does not fall in April through September.

Daylight

In South Valley Stream, the average length of the day in April is 13h and 19min.
On the first day of April, sunrise is at 6:37 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:50 pm EDT.

Sunshine

The average sunshine in April in South Valley Stream is 8.6h.

UV index

The average daily maximum UV index in April in South Valley Stream is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 4 during April translates into the following directions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What are the temperatures in South Valley Stream in April?

The high-temperature during April is 54.7°F (12.6°C) and the low-temperature is 45.1°F (7.3°C).

What is the average humidity in April in South Valley Stream?

In South Valley Stream, the average relative humidity in April is 73%.

How much does it rain in South Valley Stream in April?

In South Valley Stream, New York, during April, the rain falls for 12.8 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When it does not snow in South Valley Stream?

April through September are months without snowfall in South Valley Stream, New York.

Does it snow in South Valley Stream in April?

In April, in South Valley Stream, New York, it doesn't snow. March is the latest month when it typically snows.

What is the average length of the day in April in South Valley Stream?

The average day length in April in South Valley Stream, New York, is 13h and 19min.

When is the sunrise / sunset in April in South Valley Stream?

On the first day of April in South Valley Stream, New York, sunrise is at 6:37 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:50 pm EDT.

How long on average sun shines in April in South Valley Stream?

The average sunshine duration in April in South Valley Stream, New York, is 8.6h.

What is the UV index intensity in April in South Valley Stream?

In April, the average daily maximum UV index in South Valley Stream, New York, is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
South Valley Stream, NY

Average temperature in April - South Valley Stream, NY
  • Average high temperature in April: 54.7°F

The warmest month (with the highest average high temperature) is July (80.6°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 August (71.1°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

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Average pressure in April
South Valley Stream, NY

Average pressure in April - South Valley Stream, NY
  • Average pressure in April: 29.98"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in April
South Valley Stream, NY

Average wind speed in April - South Valley Stream, NY
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in April
South Valley Stream, NY

Average humidity in April - South Valley Stream, NY
  • Average humidity in April: 73%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (72%).

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Average rainfall in April
South Valley Stream, NY

Average rainfall in April - South Valley Stream, NY
  • Average rainfall in April: 1.46"

The wettest months (with the highest rainfall) are July and August (2.32").
The driest month (with the least rainfall) is January (0.91").

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Average rainfall days in April
South Valley Stream, NY

Average rainfall days in April - South Valley Stream, NY
  • Average rainfall days in April: 12.8 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in April
South Valley Stream, NY

Average snowfall in April - South Valley Stream, NY
  • Average snowfall in April: 0"

The month with the highest snowfall is March (1.02").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in April
South Valley Stream, NY

Average snowfall days in April - South Valley Stream, NY
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
South Valley Stream, NY

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

The month with the longest days is June (Average daylight: 15h and 0min).
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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in April
South Valley Stream, NY

Average sunshine days in April - South Valley Stream, NY
  • Average sunshine days in April: 15.8 days

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is July (13.6 days).

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Average UV index in April
South Valley Stream, NY

Average UV index in April - South Valley Stream, NY
  • Average UV index in April: 4

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).

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Average cloud cover in April
South Valley Stream, NY

Average cloud cover in April - South Valley Stream, NY
  • Average cloud cover in April: 43

The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in April
South Valley Stream, NY

Average visibility in April - South Valley Stream, 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).

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South Valley Stream, New York, USA

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