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
With the onset of May, East Calais's average high-temperature experiences a noticeable rise, advancing from April's chilly 47.7°F (8.7°C) to a refreshing 63.1°F (17.3°C). An average low-temperature of 43.3°F (6.3°C) is noted during the nights in May.Humidity
With an average relative humidity of 77%, May is the least humid month.Rainfall
In East Calais, in May, it is raining for 7.3 days, with typically 0.55" (14mm) of accumulated precipitation. In East Calais, during the entire year, the rain falls for 72.5 days and collects up to 5.75" (146mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1.8 snowfall days, in May, East Calais aggregates 0.63" (16mm) of snow. In East Calais, during the entire year, snow falls for 64.9 days and aggregates up to 9.06" (230mm) of snow.Daylight
In May, the average length of the day is 14h and 49min.On the first day of May, sunrise is at 5:39 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:08 am and sunset at 8:26 pm EDT.
Sunshine
In May, the average sunshine is 7.9h.UV index
In May, the average daily maximum UV index in East Calais is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum high UV index of 4 in May translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Caution! The reflection of snow can nearly double the intensity of the Sun's UV 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 least humid month?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does East Calais have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does East Calais have in May?
What is the UV index reading in May?
Average temperature in May
East Calais, VT
- Average high temperature in May: 63.1°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (22.6°F).
- Average low temperature in May: 43.3°F
The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in May
East Calais, VT
- Average pressure in May: 29.98"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
East Calais, VT
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in May
East Calais, VT
- Average humidity in May: 77%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).
Average rainfall in May
East Calais, VT
- Average rainfall in May: 0.55"
The wettest month (with the highest rainfall) is October (0.63").
The driest month (with the least rainfall) is September (0.31").
Average rainfall days in May
East Calais, VT
- Average rainfall days in May: 7.3 days
The month with the highest number of rainy days is July (9.3 days).
The month with the least rainy days is February (2 days).
Average snowfall in May
East Calais, VT
- Average snowfall in May: 0.63"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
East Calais, VT
- Average snowfall days in May: 1.8 days
The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
East Calais, VT
- Average daylight in May: 14h and 5min
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: 7h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 30min).
Average sunshine days in May
East Calais, VT
- Average sunshine days in May: 19 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (17.6 days).
Average UV index in May
East Calais, VT
- 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, February, November and December (UV index 1).
Average cloud cover in May
East Calais, VT
- Average cloud cover in May: 51
The months with the most cloud cover are January and February (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in May
East Calais, VT
- Average visibility in May: 5mi
The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).
East Calais, Vermont, USA
Weather forecast for your location
2. Allow the app to use your location