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
As Cowansville, Canada, welcomes May, there is a noticeable shift in the average high-temperature, escalating from April's frosty 9.3°C (48.7°F) to an enjoyable 17.7°C (63.9°F). May witnesses an average low-temperature hovering around a frosty 6.9°C (44.4°F).Humidity
With an average relative humidity of 77%, May is the least humid month.Rainfall
In May, the rain falls for 18.6 days. Throughout May, 85mm (3.35") of precipitation is accumulated. Throughout the year, there are 168 rainfall days, and 872mm (34.33") of precipitation is accumulated.Snowfall
Months with snowfall in Cowansville are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Cowansville aggregates 16mm (0.63") of snow. Throughout the year, there are 95.2 snowfall days, and 1473mm (57.99") of snow is accumulated.Daylight
In Cowansville, the average length of the day in May is 14h and 53min.On the first day of May in Cowansville, sunrise is at 5:38 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:06 am and sunset at 8:30 pm EDT.
Sunshine
In May, the average sunshine in Cowansville is 8.2h.UV index
In May, the average daily maximum UV index in Cowansville is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 4 suggests these recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. To guard against the harmful effects of the Sun, minimize exposure during midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Cowansville?
What is the least humid month in Cowansville?
What is the average humidity in May in Cowansville?
How much does it rain in Cowansville in May?
What is the last month it snows in Cowansville?
What is the average length of the day in May in Cowansville?
When is the sunrise / sunset in May in Cowansville?
How long on average sun shines in May in Cowansville?
How high is the UV index in May in Cowansville?
Average temperature in May
Cowansville, Canada
- Average high temperature in May: 17.7°C
The warmest month (with the highest average high temperature) is July (24.8°C).
The month with the lowest average high temperature is January (-5.4°C).
- Average low temperature in May: 6.9°C
The month with the highest average low temperature is July (14.3°C).
The coldest month (with the lowest average low temperature) is January (-12.8°C).
Average pressure in May
Cowansville, Canada
- Average pressure in May: 1014.9mbar
The month with the highest atmospheric pressure is November (1017.8mbar).
The month with the lowest atmospheric pressure is June (1012.5mbar).
Average wind speed in May
Cowansville, Canada
- Average wind speed in May: 11.1km/h
The windiest month (with the highest average wind speed) is April (12.5km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).
Average humidity in May
Cowansville, Canada
- Average humidity in May: 77%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (77%).
Average rainfall in May
Cowansville, Canada
- Average rainfall in May: 85mm
The wettest month (with the highest rainfall) is June (89mm).
The driest month (with the least rainfall) is February (59mm).
Average rainfall days in May
Cowansville, Canada
- Average rainfall days in May: 18.6 days
The month with the highest number of rainy days is June (19.7 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in May
Cowansville, Canada
- Average snowfall in May: 16mm
The month with the highest snowfall is January (340mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Cowansville, Canada
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is February (20 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Cowansville, Canada
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).
Average sunshine days in May
Cowansville, Canada
- Average sunshine days in May: 10.6 days
The month with the most sunshine days is September (13.6 days).
The month with the least sunshine days is February (8 days).
Average UV index in May
Cowansville, Canada
- 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 and December (UV index 1).
Average cloud cover in May
Cowansville, Canada
- Average cloud cover in May: 47
The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in May
Cowansville, Canada
- Average visibility in May: 8km
The months with the highest visibility are April, May, June, July, August, September, October and November (8km).
The months with the lowest visibility are January and February (6km).
