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
May
Weather in May
Temperature
The transition from April to May brings a temperature rise, with average high-temperatures increasing from a refreshing 57.4°F (14.1°C) to a pleasant 69.4°F (20.8°C). During May, the nighttime temperature averages of 48.2°F (9°C).Humidity
In Arlington, the average relative humidity in May is 77%.Rainfall
In Arlington, in May, during 15.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, there are 157.6 rainfall days, and 28.9" (734mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Arlington aggregates 0.39" (10mm) of snow. In Arlington, during the entire year, snow falls for 35.9 days and aggregates up to 16.57" (421mm) of snow.Daylight
In Arlington, the average length of the day in May is 14h and 33min.On the first day of the month, sunrise is at 5:51 am and sunset at 7:54 pm. On the last day of May, sunrise is at 5:23 am and sunset at 8:23 pm EDT.
Sunshine
In Arlington, the average sunshine in May is 8.5h.UV index
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 average individuals.Note: A daily high UV index of 5 in May leads to these guidelines:
Undertake precautions - Guarding against sun damage is counselled. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How many days does it rain in May in Arlington?
What is the last month it snows?
How many hours of daylight does Arlington have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Arlington, NY
- Average high temperature in May: 69.4°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in May: 48.2°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in May
Arlington, NY
- Average pressure in May: 30.01"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
Arlington, NY
- Average wind speed in May: 5.4mph
The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Arlington, NY
- Average humidity in May: 77%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Arlington, NY
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is October (3.07").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in May
Arlington, NY
- Average rainfall days in May: 15.8 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in May
Arlington, NY
- Average snowfall in May: 0.39"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Arlington, NY
- Average snowfall days in May: 0.2 days
The months with the highest number of snowfall days are January and February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Arlington, 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 12min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in May
Arlington, NY
- Average sunshine days in May: 12.7 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is April (11.4 days).
Average UV index in May
Arlington, 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, November and December (UV index 2).
Average cloud cover in May
Arlington, NY
- Average cloud cover in May: 48
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in May
Arlington, NY
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).