May weather forecastChâteau-Richer, Canada
May
Weather in May
May, the last month of the spring in Château-Richer, is a mild month, with temperature in the range of an average high of 14.2°C (57.6°F) and an average low of 4.5°C (40.1°F).Temperature
Château-Richer experiences a noticeable temperature shift with the start of May, with average high-temperatures moving from a cold 3.9°C (39°F) in April to a moderate 14.2°C (57.6°F). The average temperature in Château-Richer drops to an icy 4.5°C (40.1°F) during the night in the month of May.Humidity
May is the least humid month, with an average relative humidity of 76%.Rainfall
In May, the rain falls for 16.3 days. Throughout May, 64mm (2.52") of precipitation is accumulated. Throughout the year, there are 152.6 rainfall days, and 754mm (29.69") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1 snowfall days, in May, Château-Richer aggregates 13mm (0.51") of snow. Throughout the year, there are 96.4 snowfall days, and 1493mm (58.78") of snow is accumulated.Sea temperature
In May, the average sea temperature is 5.6°C (42.1°F).Note: To swim in 5.6°C (42.1°F) at less than 10°C (50°F), ensure you're well-protected. Without it, be prepared for a sudden jolt of cold and breathing issues. Remember, even 13°C (55.4°F) is not welcoming.
Daylight
In May, the average length of the day is 15h and 5min.On the first day of May, sunrise is at 5:27 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 4:53 am and sunset at 8:30 pm EDT.
Sunshine
The average sunshine in May is 8.7h.UV index
In May, the average daily maximum UV index in Château-Richer is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 4 during May translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Château-Richer, Canada
- Average high temperature in May: 14.2°C
The warmest month (with the highest average high temperature) is July (22.1°C).
The month with the lowest average high temperature is January (-8.5°C).
- Average low temperature in May: 4.5°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-16.8°C).
Average pressure in May
Château-Richer, Canada
- Average pressure in May: 1014.5mbar
The month with the highest atmospheric pressure is March (1016.9mbar).
The month with the lowest atmospheric pressure is June (1011.9mbar).
Average wind speed in May
Château-Richer, Canada
- Average wind speed in May: 10.6km/h
The windiest months (with the highest average wind speed) are January, February and March (11.5km/h).
The calmest months (with the lowest average wind speed) are June, July, August and September (10km/h).
Average humidity in May
Château-Richer, Canada
- Average humidity in May: 76%
The months with the highest relative humidity are January, February and March (92%).
The month with the lowest relative humidity is May (76%).
Average rainfall in May
Château-Richer, Canada
- Average rainfall in May: 64mm
The wettest month (with the highest rainfall) is October (79mm).
The driest month (with the least rainfall) is February (51mm).
Average rainfall days in May
Château-Richer, Canada
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in May
Château-Richer, Canada
- Average snowfall in May: 13mm
The month with the highest snowfall is March (314mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Château-Richer, Canada
- Average snowfall days in May: 1 days
The month with the highest number of snowfall days is January (19.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in May
Château-Richer, Canada
- Average sea temperature in May: 5.6°C
The best month for swimming (with the highest average sea temperature) is August (14.1°C).
The coldest month (with the lowest average sea temperature) is February (0.8°C).
Average daylight in May /
Average sunshine in May
Château-Richer, Canada
- Average daylight in May: 15h and 6min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 8h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in May
Château-Richer, Canada
- Average sunshine days in May: 12.2 days
The month with the most sunshine days is September (15.2 days).
The month with the least sunshine days is April (8 days).
Average UV index in May
Château-Richer, 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 and December (UV index 1).
Average cloud cover in May
Château-Richer, Canada
- Average cloud cover in May: 44
The months with the most cloud cover are January and February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in May
Château-Richer, Canada
- Average visibility in May: 9km
The months with the highest visibility are May and June (9km).
The months with the lowest visibility are January and February (6km).





