May weather forecast
Yaphank, NY

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Weather in May

The last month of the spring, May, is a refreshing month in Yaphank, New York, with an average temperature ranging between min 54.1°F (12.3°C) and max 60.4°F (15.8°C).

Temperature

May brings a rise in the average high-temperature, transitioning from April's fresh 51.4°F (10.8°C) to a moderate 60.4°F (15.8°C). Yaphank navigates through May with a barely noticeable decrease in temperature at night, stabilizing at a fresh 54.1°F (12.3°C).

Humidity

May is the most humid month in Yaphank, New York, with an average relative humidity of 80%.

Rainfall

In Yaphank, in May, during 15 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. Throughout the year, in Yaphank, New York, there are 156.2 rainfall days, and 30.2" (767mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in May in Yaphank is 14h and 29min.
On the first day of the month, sunrise is at 5:48 am and sunset at 7:48 pm. On the last day of May, in Yaphank, sunrise is at 5:22 am and sunset at 8:16 pm EDT.

Sunshine

In May, the average sunshine in Yaphank is 8.9h.

UV index

The average daily maximum UV index in May in Yaphank is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the usual temperature for Yaphank in May?

The average high-temperature, in May, in Yaphank, is 60.4°F (15.8°C), while the average low-temperature is 54.1°F (12.3°C).

What is the most humid month in Yaphank?

The most humid month in Yaphank is May, with an average relative humidity of 80%.

What is the average humidity in May in Yaphank?

The average relative humidity in May in Yaphank, New York, is 80%.

How many days does it rain in May in Yaphank?

In Yaphank, New York, in May, during 15 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

When it does not snow in Yaphank?

May through October are months without snowfall in Yaphank.

Does it snow in Yaphank in May?

In May, in Yaphank, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Yaphank have in May?

The average day length in May in Yaphank is 14h and 29min.

When are sunrise and sunset in May in Yaphank?

On the first day of May, sunrise is at 5:48 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:16 pm EDT.

How many hours of sunshine does Yaphank have in May?

The average sunshine duration in May in Yaphank, New York, is 8.9h.

How high is the UV index in May in Yaphank?

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
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 May
Yaphank, NY

Average temperature in May - Yaphank, NY
  • Average high temperature in May: 60.4°F

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in May: 54.1°F

The months with the highest average low temperature are July and August (71.4°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in May
Yaphank, NY

Average pressure in May - Yaphank, NY
  • Average pressure in May: 30.01"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).

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Average wind speed in May
Yaphank, NY

Average wind speed in May - Yaphank, NY
  • Average wind speed in May: 10.7mph

The windiest month (with the highest average wind speed) is January (14.5mph).
The calmest months (with the lowest average wind speed) are July and August (9.6mph).

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Average humidity in May
Yaphank, NY

Average humidity in May - Yaphank, NY
  • Average humidity in May: 80%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in May
Yaphank, NY

Average rainfall in May - Yaphank, NY
  • Average rainfall in May: 2.4"

The wettest month (with the highest rainfall) is December (3.31").
The driest months (with the least rainfall) are January, February and September (2.01").

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Average rainfall days in May
Yaphank, NY

Average rainfall days in May - Yaphank, NY
  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (9 days).

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Average snowfall in May
Yaphank, NY

Average snowfall in May - Yaphank, NY
  • Average snowfall in May: 0"

The month with the highest snowfall is January (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Yaphank, NY

Average snowfall days in May - Yaphank, NY
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Yaphank, NY

Average daylight in May / Average sunshine in May - Yaphank, NY
  • Average daylight in May: 14h and 3min

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 May: 8h and 5min

The months with the most sunshine are July and August (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 May
Yaphank, NY

Average sunshine days in May - Yaphank, NY
  • Average sunshine days in May: 14.2 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is February (12.8 days).

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Average UV index in May
Yaphank, NY

Average UV index in May - Yaphank, NY
  • Average UV index in May: 5

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).

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Average cloud cover in May
Yaphank, NY

Average cloud cover in May - Yaphank, NY
  • Average cloud cover in May: 41

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 26).

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Average visibility in May
Yaphank, NY

Average visibility in May - Yaphank, NY
  • Average visibility in May: 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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Yaphank, New York, USA

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