May weather forecast
New York, NY

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The sunset view over skyscrapers in New York City, USA
The sunset view over skyscrapers in New York City, USA

Weather in May

May brings warmer weather to New York City, along with blooms signaling an imminent transition to summer. Temperatures rise significantly compared to April, with a peak value of 68°F (20°C). This month typically has clear skies with the sun shining brightly for residents availing summer's start. While rainfall in May slightly increases from April, it does not dampen the brightness and warmth of the city. Moreover, May is full of outdoor events taking advantage of the city's accommodating weather.

Temperature

The rise of average high-temperatures is seen in May, with an increase from a refreshing 57.6°F (14.2°C) in April to an agreeable 68°F (20°C). In New York, an average temperature of 54.1°F (12.3°C) is noted during May nights.

Humidity

In May, the average relative humidity is 75%.

Rainfall

In New York, during May, the rain falls for 17.9 days and regularly aggregates up to 3.39" (86mm) of precipitation. Throughout the year, there are 169 rainfall days, and 36.65" (931mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Ocean temperature

In New York, in May, the average water temperature is 52.5°F (11.4°C).
Note: Being in 52.5°F (11.4°C) waters at 55.4°F (13°C) is discomforting, but anything below 50°F (10°C) can jeopardize breathing and induce cold shock, factoring in physical endurance.

Daylight

In New York, the average length of the day in May is 14h and 28min.
On the first day of May, sunrise is at 5:53 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:20 pm EDT.

Sunshine

In May, the average sunshine is 8.8h.

UV index

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in New York in May?

The high-temperature, in May, in New York, records 68°F (20°C), while the low-temperature is 54.1°F (12.3°C).

What is the average humidity in May?

The average relative humidity in May is 75%.

How many days does it rain in May?

In New York, in May, during 17.9 rainfall days, 3.39" (86mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

Does it snow in May?

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

What is the ocean temperature in May?

In May, the average ocean temperature is 52.5°F (11.4°C). Swimming in 52.5°F (11.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does New York have in May?

In New York, the average day length in May is 14h and 28min.

When are sunrise and sunset in May in New York?

In May, on the first day of the month, sunrise is at 5:53 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:20 pm EDT.

How long on average sun shines in May in New York?

In May, the average sunshine duration is 8.8h.

What is the UV index reading in May?

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
New York, NY

Average temperature in May - New York, NY
  • Average high temperature in May: 68°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in May
New York, NY

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

Average wind speed in May
New York, NY

Average wind speed in May - New York, NY
  • Average wind speed in May: 7.6mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in May
New York, NY

Average humidity in May - New York, NY
  • Average humidity in May: 75%

The months with the highest relative humidity are February and December (76%).
The month with the lowest relative humidity is August (70%).

Average rainfall in May
New York, NY

Average rainfall in May - New York, NY
  • Average rainfall in May: 3.39"

The wettest month (with the highest rainfall) is July (4.02").
The driest month (with the least rainfall) is January (2.17").

Average rainfall days in May
New York, NY

Average rainfall days in May - New York, NY
  • Average rainfall days in May: 17.9 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in May
New York, NY

Average snowfall in May - New York, NY
  • Average snowfall in May: 0"

The month with the highest snowfall is March (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
New York, NY

Average snowfall days in May - New York, NY
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in May
New York, NY

Average sea temperature in May - New York, NY
  • Average sea temperature in May: 52.5°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

Average daylight in May /
Average sunshine in May
New York, NY

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

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 May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in May
New York, NY

Average sunshine days in May - New York, NY
  • Average sunshine days in May: 11 days

The month with the most sunshine days is January (17.9 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in May
New York, NY

Average UV index in May - New York, 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, November and December (UV index 2).

Average cloud cover in May
New York, NY

Average cloud cover in May - New York, NY
  • Average cloud cover in May: 44

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in May
New York, NY

Average visibility in May - New York, 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).

New York, New York, USA

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