May weather forecast
Old Bethpage, NY

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Weather in May

May, the last month of the spring in Old Bethpage, is an enjoyable month, with an average temperature ranging between max 62.6°F (17°C) and min 54.5°F (12.5°C).

Temperature

An upsurge in temperatures occurs as April gives way to May, with average highs shifting from a cool 53.2°F (11.8°C) to a refreshing 62.6°F (17°C). Old Bethpage upholds a consistent average temperature of 54.5°F (12.5°C) throughout the nights of May.

Humidity

The most humid month is May, with an average relative humidity of 77%.

Rainfall

In May, the rain falls for 13.3 days. Throughout May, 1.14" (29mm) of precipitation is accumulated. In Old Bethpage, during the entire year, the rain falls for 128.1 days and collects up to 12.56" (319mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Old Bethpage aggregates 0.08" (2mm) of snow. Throughout the year, in Old Bethpage, there are 12 snowfall days, and 1.26" (32mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 28min.
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 8:18 pm EDT.

Sunshine

In May, the average sunshine in Old Bethpage is 9h.

UV index

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 5 in May translates into this advice:
Heed the precautions - Suggestions to avoid sunburn are made. Direct Sun exposure should be minimized especially during midday when radiation is most intense. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

May temperatures vary between a high-temperature of 62.6°F (17°C) and a low-temperature of 54.5°F (12.5°C).

What is the most humid month?

With an average relative humidity of 77%, May is the most humid month in Old Bethpage, New York.

What is the average humidity in May?

The average relative humidity in May is 77%.

How many days does it rain in May?

In Old Bethpage, in May, it is raining for 13.3 days, with typically 1.14" (29mm) of accumulated precipitation.

What is the last month it snows in Old Bethpage?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Old Bethpage aggregates 0.08" (2mm) of snow.

What is the average length of the day in May?

The average day length in May is 14h and 28min.

When are sunrise and sunset in May?

In May, on the first day of the month, 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 8:18 pm EDT.

How many hours of sunshine does Old Bethpage have in May?

In Old Bethpage, the average sunshine duration in May is 9h.

How high is the UV index 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 the Sun's 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
Old Bethpage, NY

Average temperature in May - Old Bethpage, NY
  • Average high temperature in May: 62.6°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in May: 54.5°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure in May
Old Bethpage, NY

Average pressure in May - Old Bethpage, 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
Old Bethpage, NY

Average wind speed in May - Old Bethpage, NY
  • Average wind speed in May: 9.8mph

The windiest month (with the highest average wind speed) is January (13.3mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).

Average humidity in May
Old Bethpage, NY

Average humidity in May - Old Bethpage, NY
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (71%).

Average rainfall in May
Old Bethpage, NY

Average rainfall in May - Old Bethpage, NY
  • Average rainfall in May: 1.14"

The wettest month (with the highest rainfall) is July (1.73").
The driest month (with the least rainfall) is February (0.59").

Average rainfall days in May
Old Bethpage, NY

Average rainfall days in May - Old Bethpage, NY
  • Average rainfall days in May: 13.3 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in May
Old Bethpage, NY

Average snowfall in May - Old Bethpage, NY
  • Average snowfall in May: 0.08"

The month with the highest snowfall is March (0.35").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
Old Bethpage, NY

Average snowfall days in May - Old Bethpage, NY
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Old Bethpage, NY

Average daylight in May / Average sunshine in May - Old Bethpage, 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: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in May
Old Bethpage, NY

Average sunshine days in May - Old Bethpage, NY
  • Average sunshine days in May: 15.3 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is June (14 days).

Average UV index in May
Old Bethpage, NY

Average UV index in May - Old Bethpage, 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).

Average cloud cover in May
Old Bethpage, NY

Average cloud cover in May - Old Bethpage, NY
  • Average cloud cover in May: 42

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in May
Old Bethpage, NY

Average visibility in May - Old Bethpage, 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).

Old Bethpage, New York, USA

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