May weather forecast
Southampton, NY

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Weather in May

May, the last month of the spring in Southampton, is a moderate month, with an average temperature ranging between min 53.2°F (11.8°C) and max 58.3°F (14.6°C).

Temperature

As April transitions into May, Southampton notices a gentle rise in the average high-temperature, transitioning from a cool 50.2°F (10.1°C) to a moderate 58.3°F (14.6°C). May's average low temperature in Southampton is a cool 53.2°F (11.8°C), displaying a subtle drop from its daily peak.

Humidity

The most humid month in Southampton, New York, is May, with an average relative humidity of 82%.

Rainfall

In Southampton, in May, it is raining for 14.8 days, with typically 2.17" (55mm) of accumulated precipitation. In Southampton, during the entire year, the rain falls for 145 days and collects up to 24.69" (627mm) of precipitation.

Snowfall

Months with snowfall are January through March, May, November and December. May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 15.6 snowfall days, and 5.16" (131mm) of snow is accumulated.

Daylight

The average length of the day in May in Southampton, New York, is 14h and 29min.
On the first day of May in Southampton, sunrise is at 5:46 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 8:14 pm EDT.

Sunshine

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

UV index

In Southampton, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 5 suggests this advice:
Ensure safety - Sun damage prevention is strongly urged. Around midday, solar radiation is most harmful; hence, exposure should be limited. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are the temperatures in Southampton in May?

In Southampton, 58.3°F (14.6°C) is the average high-temperature and 53.2°F (11.8°C) is the average low-temperature during May.

What is the most humid month in Southampton?

The most humid month is May, with an average relative humidity of 82%.

What is the average humidity in May in Southampton?

In May, the average relative humidity in Southampton, New York, is 82%.

How many days does it rain in May in Southampton?

In Southampton, during May, the rain falls for 14.8 days and regularly aggregates up to 2.17" (55mm) of precipitation.

When does it start to snow in Southampton?

May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Southampton have in May?

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

What time are sunrise and sunset in May in Southampton?

In May, on the first day of the month, sunrise is at 5:46 am and sunset at 7:46 pm. On the last day of the month, in Southampton, New York, sunrise is at 5:20 am and sunset at 8:14 pm EDT.

How many hours of sunshine does Southampton have in May?

In May, the average sunshine duration in Southampton, New York, is 8.9h.

What is the UV index intensity in May in Southampton?

In Southampton, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health risk 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 May
Southampton, NY

Average temperature in May - Southampton, NY
  • Average high temperature in May: 58.3°F

The warmest month (with the highest average high temperature) is August (75.7°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in May: 53.2°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 (31.5°F).

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Average pressure in May
Southampton, NY

Average pressure in May - Southampton, NY
  • Average pressure in May: 30.02"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).

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Average wind speed in May
Southampton, NY

Average wind speed in May - Southampton, NY
  • Average wind speed in May: 12.2mph

The windiest month (with the highest average wind speed) is January (16.3mph).
The calmest month (with the lowest average wind speed) is July (10.7mph).

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Average humidity in May
Southampton, NY

Average humidity in May - Southampton, NY
  • Average humidity in May: 82%

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

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Average rainfall in May
Southampton, NY

Average rainfall in May - Southampton, NY
  • Average rainfall in May: 2.17"

The wettest months (with the highest rainfall) are October and December (2.6").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in May
Southampton, NY

Average rainfall days in May - Southampton, NY
  • Average rainfall days in May: 14.8 days

The months with the highest number of rainy days are May and July (14.8 days).
The months with the least rainy days are January and February (8.8 days).

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Average snowfall in May
Southampton, NY

Average snowfall in May - Southampton, NY
  • Average snowfall in May: 0.04"

The month with the highest snowfall is March (1.57").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in May
Southampton, NY

Average snowfall days in May - Southampton, NY
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Southampton, 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 month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in May
Southampton, NY

Average sunshine days in May - Southampton, NY
  • Average sunshine days in May: 15.2 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (13.9 days).

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Average UV index in May
Southampton, NY

Average UV index in May - Southampton, 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
Southampton, NY

Average cloud cover in May - Southampton, NY
  • Average cloud cover in May: 42

The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 26).

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Average visibility in May
Southampton, NY

Average visibility in May - Southampton, 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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Southampton, New York, USA

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