May weather forecastAlexandria Bay, NY
May
Weather in May
The last month of the spring, May, is a refreshing month in Alexandria Bay, New York, with an average temperature ranging between max 62.4°F (16.9°C) and min 46.2°F (7.9°C).Temperature
As May arrives, Alexandria Bay's weather shows an increase in high-temperatures, moving from April's frosty 49.6°F (9.8°C) to a refreshing 62.4°F (16.9°C). An average nighttime temperature of 46.2°F (7.9°C) is recorded in Alexandria Bay, New York, during May.Humidity
In Alexandria Bay, the average relative humidity in May is 79%.Rainfall
In May, the rain falls for 16.3 days. Throughout May, 2.4" (61mm) of precipitation is accumulated. Throughout the year, there are 156.9 rainfall days, and 24.06" (611mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.5 snowfall days, in May, Alexandria Bay aggregates 0.04" (1mm) of snow. Throughout the year, in Alexandria Bay, there are 72.8 snowfall days, and 24.25" (616mm) of snow is accumulated.Ocean temperature
In May, the average ocean temperature is 42.4°F (5.8°C).Note: Swimming in 42.4°F (5.8°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.
Daylight
In Alexandria Bay, the average length of the day in May is 14h and 49min.On the first day of the month, sunrise is at 5:53 am and sunset at 8:08 pm. On the last day of May, in Alexandria Bay, sunrise is at 5:22 am and sunset at 8:40 pm EDT.
Sunshine
In May, the average sunshine is 8.9h.UV index
The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 4 during May translates into the following guidance:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Alexandria Bay, NY
- Average high temperature in May: 62.4°F
The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (25.7°F).
- Average low temperature in May: 46.2°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).
Average pressure in May
Alexandria Bay, NY
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Alexandria Bay, NY
- Average wind speed in May: 8mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in May
Alexandria Bay, NY
- Average humidity in May: 79%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (76%).
Average rainfall in May
Alexandria Bay, NY
- Average rainfall in May: 2.4"
The wettest month (with the highest rainfall) is October (2.76").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in May
Alexandria Bay, NY
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is October (17.1 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in May
Alexandria Bay, NY
- Average snowfall in May: 0.04"
The month with the highest snowfall is December (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Alexandria Bay, NY
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is January (18.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in May
Alexandria Bay, NY
- Average sea temperature in May: 42.3°F
The best month for swimming (with the highest average sea temperature) is August (68.4°F).
The coldest month (with the lowest average sea temperature) is March (35.9°F).
Average daylight in May /
Average sunshine in May
Alexandria Bay, NY
- Average daylight in May: 14h and 48min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 8h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in May
Alexandria Bay, NY
- Average sunshine days in May: 12.6 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is January (7.9 days).
Average UV index in May
Alexandria Bay, NY
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Alexandria Bay, NY
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in May
Alexandria Bay, NY
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





