Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The onset of May marks an increase in the average high-temperature, moving from a cool 52.9°F (11.6°C) in April to a comfortable 62.2°F (16.8°C). The nights of May anticipate a slight dip from daytime high temperatures, settling to an average low-temperature of 54.5°F (12.5°C).Humidity
May and June, with an average relative humidity of 77%, are the most humid months.Rainfall
In Hauppauge, in May, during 15.8 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, there are 153.2 rainfall days, and 34.45" (875mm) of precipitation is accumulated.Snowfall
April through September are months without snowfall.Daylight
In May, the average length of the day is 14h and 29min.On the first day of May, sunrise is at 5:50 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:17 pm EDT.
Sunshine
In May, the average sunshine is 9h.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 radiation for ordinary individuals.Note: The UV index of 5 during May translates into the following guidance:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What are the most humid months?
What is the average humidity in May?
How much does it rain in May?
When it does not snow in Hauppauge?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Hauppauge, NY
- Average high temperature in May: 62.2°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in May: 54.5°F
The month with the highest average low temperature is August (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in May
Hauppauge, 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
Hauppauge, NY
- Average wind speed in May: 9.8mph
The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).
Average humidity in May
Hauppauge, NY
- Average humidity in May: 77%
The months with the highest relative humidity are May and June (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in May
Hauppauge, NY
- Average rainfall in May: 2.95"
The wettest month (with the highest rainfall) is July (3.86").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in May
Hauppauge, NY
- Average rainfall days in May: 15.8 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in May
Hauppauge, NY
- Average snowfall in May: 0"
The month with the highest snowfall is March (1.97").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in May
Hauppauge, NY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Hauppauge, 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: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Hauppauge, NY
- Average sunshine days in May: 13.9 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in May
Hauppauge, 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
Hauppauge, NY
- Average cloud cover in May: 41
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
Hauppauge, 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).
Hauppauge, New York, USA
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