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 arrival of May brings a distinct temperature shift, with the average high-temperature escalating from a frosty 49.3°F (9.6°C) in April to a comfortable 63.9°F (17.7°C). Throughout the nights in May, Port Leyden experiences an average low-temperature of 44.8°F (7.1°C).Humidity
With an average relative humidity of 78%, May is the least humid month.Rainfall
In Port Leyden, during May, the rain falls for 16.6 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Port Leyden, New York, during the entire year, the rain falls for 156 days and collects up to 23.94" (608mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1 snowfall days, in May, Port Leyden aggregates 0.39" (10mm) of snow. In Port Leyden, during the entire year, snow falls for 97.3 days and aggregates up to 37.28" (947mm) of snow.Daylight
In Port Leyden, the average length of the day in May is 14h and 44min.On the first day of the month, sunrise is at 5:52 am and sunset at 8:04 pm. On the last day of May, in Port Leyden, sunrise is at 5:22 am and sunset at 8:35 pm EDT.
Sunshine
In Port Leyden, the average sunshine in May is 8.1h.UV index
In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: In May, the average maximum UV index of 4 translates into the following recommendations:
Take precautions - Protection against sunburn is recommended. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Port Leyden?
What is the least humid month in Port Leyden?
What is the average humidity in May in Port Leyden?
How many days does it rain in May in Port Leyden?
What is the last month it snows in Port Leyden?
What is the average length of the day in May in Port Leyden?
When is the sunrise / sunset in May in Port Leyden?
How many hours of sunshine does Port Leyden have in May?
What is the UV index reading in May in Port Leyden?
Average temperature in May
Port Leyden, NY
- Average high temperature in May: 63.9°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in May: 44.8°F
The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in May
Port Leyden, NY
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Port Leyden, NY
- Average wind speed in May: 7.4mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in May
Port Leyden, NY
- Average humidity in May: 78%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (78%).
Average rainfall in May
Port Leyden, NY
- Average rainfall in May: 2.36"
The wettest month (with the highest rainfall) is October (2.64").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in May
Port Leyden, NY
- Average rainfall days in May: 16.6 days
The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in May
Port Leyden, NY
- Average snowfall in May: 0.39"
The month with the highest snowfall is January (8.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Port Leyden, NY
- Average snowfall days in May: 1 days
The month with the highest number of snowfall days is January (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Port Leyden, NY
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 2h and 24min).
Average sunshine days in May
Port Leyden, NY
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is February (6.4 days).
Average UV index in May
Port Leyden, NY
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in May
Port Leyden, NY
- Average cloud cover in May: 48
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in May
Port Leyden, NY
- Average visibility in May: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Port Leyden, New York, USA
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