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 cool 52.3°F (11.3°C) to a refreshing 66°F (18.9°C). May brings an average low-temperature of 46°F (7.8°C) to Swain.Humidity
With an average relative humidity of 78%, May is the least humid month.Rainfall
In May, the rain falls for 18.4 days. Throughout May, 2.76" (70mm) of precipitation is accumulated. In Swain, during the entire year, the rain falls for 158.7 days and collects up to 27.6" (701mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1.2 snowfall days, in May, Swain aggregates 0.83" (21mm) of snow. In Swain, during the entire year, snow falls for 96.3 days and aggregates up to 46.38" (1178mm) of snow.Daylight
In May, the average length of the day is 14h and 38min.On the first day of May, sunrise is at 6:05 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:41 pm EDT.
Sunshine
In May, the average sunshine is 8.2h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 5 in May translates into the following instructions:
Prioritize safety - Recommendations to avert sunburn are shared. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the least humid month?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Swain have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Swain have in May?
When is the highest UV index?
What is the UV index reading in May?
Average temperature in May
Swain, NY
- Average high temperature in May: 66°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in May: 46°F
The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in May
Swain, NY
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Swain, NY
- Average wind speed in May: 7.9mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in May
Swain, NY
- Average humidity in May: 78%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (78%).
Average rainfall in May
Swain, NY
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is October (2.87").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in May
Swain, NY
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is January (5.1 days).
Average snowfall in May
Swain, NY
- Average snowfall in May: 0.83"
The month with the highest snowfall is February (9.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Swain, NY
- Average snowfall days in May: 1.2 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Swain, NY
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- 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 30min).
Average sunshine days in May
Swain, NY
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is September (12.8 days).
The month with the least sunshine days is February (5.5 days).
Average UV index in May
Swain, NY
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Swain, 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 August (Cloud cover 39).
Average visibility in May
Swain, 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).
Swain, New York, USA
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