May weather forecast
Oyster Bay Cove, NY

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Weather in May

May, the last month of the spring in Oyster Bay Cove, is a comfortable month, with an average temperature fluctuating between 63.7°F (17.6°C) and 54.1°F (12.3°C).

Temperature

Oyster Bay Cove's weather in May shows a rise in the average high-temperature, moving up from April's cool 54°F (12.2°C) to a comfortable 63.7°F (17.6°C). Throughout May, an average nighttime temperature of 54.1°F (12.3°C) is experienced in Oyster Bay Cove.

Humidity

May and June, with an average relative humidity of 76%, are the most humid months.

Rainfall

In Oyster Bay Cove, in May, it is raining for 16.3 days, with typically 2.95" (75mm) of accumulated precipitation. Throughout the year, there are 152.5 rainfall days, and 35.04" (890mm) of precipitation is accumulated.

Snowfall

In Oyster Bay Cove, snow does not fall in May through October.

Ocean temperature

In Oyster Bay Cove, in May, the average water temperature is 54.1°F (12.3°C).
Note: Immersing oneself in 54.1°F (12.3°C) at sub14°F (-10°C) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.

Daylight

In May, the average length of the day is 14h and 29min.
On the first day of the month, sunrise is at 5:51 am and sunset at 7:50 pm. On the last day of May, sunrise is at 5:24 am and sunset at 8:19 pm EDT.

Sunshine

The average sunshine in May is 8.9h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 5 in May translates into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

An average high-temperature, in May, in Oyster Bay Cove, is 63.7°F (17.6°C) and the average low-temperature is 54.1°F (12.3°C).

What is the most humid month?

The months with the highest humidity are May and June, with an average relative humidity of 76%.

What is the average humidity in May?

In Oyster Bay Cove, the average relative humidity in May is 76%.

How much does it rain in May?

In Oyster Bay Cove, during May, the rain falls for 16.3 days and regularly aggregates up to 2.95" (75mm) of precipitation.

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 water temperature in May?

In Oyster Bay Cove, in May, the average water temperature is 54.1°F (12.3°C). Swimming in 54.1°F (12.3°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 Oyster Bay Cove have in May?

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

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:51 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 8:19 pm EDT.

How long on average sun shines in May?

In Oyster Bay Cove, the average sunshine duration in May is 8.9h.

What is the UV index reading in May?

The average daily maximum UV index in May in Oyster Bay Cove is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Oyster Bay Cove, NY

Average temperature in May - Oyster Bay Cove, NY
  • Average high temperature in May: 63.7°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

Average pressure in May
Oyster Bay Cove, NY

Average pressure in May - Oyster Bay Cove, 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).

Average wind speed in May
Oyster Bay Cove, NY

Average wind speed in May - Oyster Bay Cove, NY
  • Average wind speed in May: 8.9mph

The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

Average humidity in May
Oyster Bay Cove, NY

Average humidity in May - Oyster Bay Cove, NY
  • Average humidity in May: 76%

The months with the highest relative humidity are May and June (76%).
The month with the lowest relative humidity is November (71%).

Average rainfall in May
Oyster Bay Cove, NY

Average rainfall in May - Oyster Bay Cove, NY
  • Average rainfall in May: 2.95"

The wettest month (with the highest rainfall) is July (4.09").
The driest month (with the least rainfall) is January (2.09").

Average rainfall days in May
Oyster Bay Cove, NY

Average rainfall days in May - Oyster Bay Cove, NY
  • Average rainfall days in May: 16.3 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in May
Oyster Bay Cove, NY

Average snowfall in May - Oyster Bay Cove, NY
  • Average snowfall in May: 0"

The month with the highest snowfall is March (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Oyster Bay Cove, NY

Average snowfall days in May - Oyster Bay Cove, NY
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in May
Oyster Bay Cove, NY

Average sea temperature in May - Oyster Bay Cove, NY
  • Average sea temperature in May: 54.1°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 (39.9°F).

Average daylight in May /
Average sunshine in May
Oyster Bay Cove, NY

Average daylight in May / Average sunshine in May - Oyster Bay Cove, 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 July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in May
Oyster Bay Cove, NY

Average sunshine days in May - Oyster Bay Cove, NY
  • Average sunshine days in May: 13.7 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in May
Oyster Bay Cove, NY

Average UV index in May - Oyster Bay Cove, 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
Oyster Bay Cove, NY

Average cloud cover in May - Oyster Bay Cove, NY
  • Average cloud cover in May: 42

The month with the most cloud cover is December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in May
Oyster Bay Cove, NY

Average visibility in May - Oyster Bay Cove, 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).

Oyster Bay Cove, New York, USA

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