May weather forecast and climate
East Hampton, NY

What is the temperature in May in East Hampton?

The average high-temperature, in May, in East Hampton, is 62.6°F (17°C), while the average low-temperature is 46.4°F (8°C).

How much does it rain in East Hampton in May?

In May, in East Hampton, the rain falls for 11 days. Throughout May, 2.8" (70mm) of precipitation is accumulated.

What is the sea water temperature in May in East Hampton?

The average seawater temperature, in May, is 51.8°F (11°C). Swimming in 51.8°F (11°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.
Average temperature in May - East Hampton, NY
  • Average high temperature in May: 62.6°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in May: 46.4°F

Months with the highest average low temperature are July and August (62.6°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average rainfall in May - East Hampton, NY
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is November (5.5").
The driest month (with the lowest rainfall) is August (0.8").

Average rainfall days in May - East Hampton, NY
  • Average rainfall days in May: 11 days

The month with the highest number of rainy days is December (12 days).
Months with the lowest number of rainy days are September and October (8 days).

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).
Coldest months (with the lowest average sea temperature) are February and March (41°F).

Average daylight in May / Average sunshine in May - East Hampton, NY
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

  • Average sunshine in May: 9h

Months with most sunshine are May, June and July (Average sunshine: 9h).
Months with least sunshine are November and December (Average sunshine: 5).

Average UV index in May - East Hampton, NY
  • Average UV index in May: 7

Months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 1).

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