May weather forecastRouyn, Canada
May
Weather in May
The last month of the spring, May, is a refreshing month in Rouyn, Canada, with an average temperature ranging between max 15.3°C (59.5°F) and min 4.3°C (39.7°F).Temperature
May's onset witnesses a marked shift in the average high-temperature, moving from a wintry 4.2°C (39.6°F) in April to a mild 15.3°C (59.5°F). Rouyn throughout May, records an average low-temperature of 4.3°C (39.7°F).Humidity
May and June, with an average relative humidity of 68%, are the least humid months in Rouyn.Rainfall
In Rouyn, in May, it is raining for 15.3 days, with typically 54mm (2.13") of accumulated precipitation. In Rouyn, during the entire year, the rain falls for 127.7 days and collects up to 670mm (26.38") of precipitation.Snowfall
Months with snowfall are January through June, September through December. In Rouyn, in May, snow falls for 3.1 days, with typically accumulated 22mm (0.87") of snow. In Rouyn, during the entire year, snow falls for 141.6 days and aggregates up to 1829mm (72.01") of snow.Daylight
In Rouyn, the average length of the day in May is 15h and 14min.On the first day of May in Rouyn, sunrise is at 5:55 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 9:08 pm EDT.
Sunshine
The average sunshine in May is 8h.UV index
The average daily maximum UV index in May in Rouyn is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During May, 4 as the daily maximum UV index converts into the following advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Rouyn, Canada
- Average high temperature in May: 15.3°C
The warmest month (with the highest average high temperature) is July (23.7°C).
The month with the lowest average high temperature is January (-10.4°C).
- Average low temperature in May: 4.3°C
The month with the highest average low temperature is July (11.8°C).
The coldest month (with the lowest average low temperature) is January (-18.4°C).
Average pressure in May
Rouyn, Canada
- Average pressure in May: 1014.9mbar
The month with the highest atmospheric pressure is March (1018.9mbar).
The months with the lowest atmospheric pressure are June and July (1012mbar).
Average wind speed in May
Rouyn, Canada
- Average wind speed in May: 11km/h
The windiest month (with the highest average wind speed) is November (12.1km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in May
Rouyn, Canada
- Average humidity in May: 68%
The months with the highest relative humidity are January and February (94%).
The months with the lowest relative humidity are May and June (68%).
Average rainfall in May
Rouyn, Canada
- Average rainfall in May: 54mm
The wettest month (with the highest rainfall) is October (79mm).
The driest month (with the least rainfall) is February (41mm).
Average rainfall days in May
Rouyn, Canada
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is August (17.4 days).
The month with the least rainy days is February (1.5 days).
Average snowfall in May
Rouyn, Canada
- Average snowfall in May: 22mm
The month with the highest snowfall is January (323mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in May
Rouyn, Canada
- Average snowfall days in May: 3.1 days
The months with the highest number of snowfall days are January and December (23.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Rouyn, Canada
- Average daylight in May: 15h and 12min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in May: 8h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The months with the least sunshine are January and February (Average sunshine: 1h and 0min).
Average sunshine days in May
Rouyn, Canada
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is June (13.3 days).
The months with the least sunshine days are February and April (6.8 days).
Average UV index in May
Rouyn, Canada
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in May
Rouyn, Canada
- Average cloud cover in May: 48
The months with the most cloud cover are January and February (Cloud cover 89).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in May
Rouyn, Canada
- Average visibility in May: 9km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).





