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 start of May brings a shift in the average high-temperature, increasing from April's fresh 51.4°F (10.8°C) to a refreshing 60.4°F (15.8°C). May introduces a small decrease to a nighttime average of 54.1°F (12.3°C) in Bellport.Humidity
With an average relative humidity of 80%, May is the most humid month.Rainfall
In Bellport, in May, during 15 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Bellport, New York, during the entire year, the rain falls for 156.2 days and collects up to 30.2" (767mm) of precipitation.Snowfall
In Bellport, snow does not fall in May through October.Daylight
In Bellport, the average length of the day in May is 14h and 28min.On the first day of May, sunrise is at 5:49 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:16 pm EDT.
Sunshine
The average sunshine in May is 8.9h.UV index
In Bellport, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A daily high UV index of 5 in May leads to these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the most humid month?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow in Bellport?
Does it snow in Bellport in May?
How many hours of daylight does Bellport have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May in Bellport?
How high is the UV index in May?
Average temperature in May
Bellport, NY
- Average high temperature in May: 60.4°F
The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in May: 54.1°F
The months with the highest average low temperature are July and August (71.4°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in May
Bellport, 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
Bellport, NY
- Average wind speed in May: 10.7mph
The windiest month (with the highest average wind speed) is January (14.5mph).
The calmest months (with the lowest average wind speed) are July and August (9.6mph).
Average humidity in May
Bellport, NY
- Average humidity in May: 80%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is November (71%).
Average rainfall in May
Bellport, NY
- Average rainfall in May: 2.4"
The wettest month (with the highest rainfall) is December (3.31").
The driest months (with the least rainfall) are January, February and September (2.01").
Average rainfall days in May
Bellport, NY
- Average rainfall days in May: 15 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (9 days).
Average snowfall in May
Bellport, NY
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Bellport, NY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Bellport, 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 months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Bellport, NY
- Average sunshine days in May: 14.2 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in May
Bellport, 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
Bellport, NY
- Average cloud cover in May: 41
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in May
Bellport, 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).
Bellport, New York, USA
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