May weather forecast
East Hampton, NY

The very tall Montauk Point Lighthouse stands high on a hilly spot overlooking the rocky and pebbly shores of East Hampton in Long Island, New York
The very tall Montauk Point Lighthouse stands high on a hilly spot overlooking the rocky and pebbly shores of East Hampton in Long Island, New York

Weather in May

The last month of the spring, May, is a mild month in East Hampton, New York, with an average temperature ranging between max 58.1°F (14.5°C) and min 52.7°F (11.5°C).

Temperature

In East Hampton, the average high-temperature in May marginally rises from a frosty 49.8°F (9.9°C) in April to a mild 58.1°F (14.5°C). The average low-temperature, in East Hampton, is 52.7°F (11.5°C).

Humidity

May and June, with an average relative humidity of 82%, are the most humid months in East Hampton.

Rainfall

In East Hampton, during 14.8 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In East Hampton, 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. May is the last month it regularly snows in East Hampton. During 0.1 snowfall days, East Hampton aggregates 0.16" (4mm) of snow. Throughout the year, in East Hampton, there are 12.6 snowfall days, and 5.94" (151mm) of snow is accumulated.

Ocean temperature

In East Hampton, in May, the average water temperature is 51.8°F (11°C).
Note: 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.

Daylight

In East Hampton, the average length of the day in May is 14h and 29min.
On the first day of the month, sunrise is at 5:46 am and sunset at 7:45 pm. On the last day of May, in East Hampton, sunrise is at 5:19 am and sunset at 8:13 pm EDT.

Sunshine

The average sunshine in May is 8.8h.

UV index

The average daily maximum UV index in May in East Hampton, New York, is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in East Hampton?

The average high-temperature, in May, is 58.1°F (14.5°C), while the average low-temperature is 52.7°F (11.5°C).

What are the most humid months in East Hampton?

The months with the highest humidity in East Hampton, New York, are May and June, with an average relative humidity of 82%.

What is the average humidity in May in East Hampton?

In May, the average relative humidity is 82%.

How much does it rain in East Hampton in May?

In East Hampton, in May, it is raining for 14.8 days, with typically 2.83" (72mm) of accumulated precipitation.

What is the last month it snows in East Hampton?

May is the last month it regularly snows in East Hampton, New York. During 0.1 snowfall days, in May, East Hampton aggregates 0.16" (4mm) of snow.

How cold is the water in May in East Hampton?

In East Hampton, New York, the average seawater temperature in May is 51.8°F (11°C). Swimming in 51.8°F (11°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does East Hampton have in May?

In May, the average day length in East Hampton is 14h and 29min.

When are sunrise and sunset in May in East Hampton?

In May, on the first day of the month, sunrise is at 5:46 am and sunset at 7:45 pm. On the last day of the month, in East Hampton, sunrise is at 5:19 am and sunset at 8:13 pm EDT.

How long on average sun shines in May in East Hampton?

The average sunshine duration in May in East Hampton, New York, is 8.8h.

How high is the UV index in May in East Hampton?

The average daily maximum UV index in May in East Hampton is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
East Hampton, NY

Average temperature in May - East Hampton, NY
  • Average high temperature in May: 58.1°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 May: 52.7°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).

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Average pressure in May
East Hampton, NY

Average pressure in May - East Hampton, NY
  • Average pressure in May: 30.01"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
East Hampton, NY

Average wind speed in May - East Hampton, NY
  • Average wind speed in May: 12.4mph

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).

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Average humidity in May
East Hampton, NY

Average humidity in May - East Hampton, NY
  • Average humidity in May: 82%

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

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Average rainfall in May
East Hampton, NY

Average rainfall in May - East Hampton, NY
  • Average rainfall in May: 2.83"

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

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Average rainfall days in May
East Hampton, NY

Average rainfall days in May - East Hampton, NY
  • Average rainfall days in May: 14.8 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).

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Average snowfall in May
East Hampton, NY

Average snowfall in May - East Hampton, NY
  • Average snowfall in May: 0.16"

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

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Average snowfall days in May
East Hampton, NY

Average snowfall days in May - East Hampton, NY
  • Average snowfall days in May: 0.1 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).

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Average sea temperature in May
East Hampton, NY

Average sea temperature in May - East Hampton, NY
  • Average sea temperature in May: 52°F

The best month for swimming (with the highest average sea temperature) is August (72°F).
The coldest months (with the lowest average sea temperature) are February and March (41°F).

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Average daylight in May /
Average sunshine in May
East Hampton, NY

Average daylight in May / Average sunshine in May - East Hampton, NY
  • Average daylight in May: 14h and 29min

The month with the longest days is June (Average daylight: 15h and 4min).
The month with the shortest days is December (Average daylight: 9h and 17min).

  • Average sunshine in May: 8h and 48min

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).

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Average sunshine days in May
East Hampton, NY

Average sunshine days in May - East Hampton, NY
  • Average sunshine days in May: 14.8 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).

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Average UV index in May
East Hampton, NY

Average UV index in May - East Hampton, 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
East Hampton, NY

Average cloud cover in May - East Hampton, NY
  • Average cloud cover in May: 43

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

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Average visibility in May
East Hampton, NY

Average visibility in May - East Hampton, 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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