August weather forecastGrande-Vallée, Canada
August
Weather in August
August, the last month of the summer in Grande-Vallée, is also an agreeable month, with an average temperature ranging between max 20.6°C (69.1°F) and min 13.4°C (56.1°F).Temperature
Temperature readings reach their annual highs in August, averaging 20.6°C (69.1°F) and a minimum average of 13.4°C (56.1°F).Humidity
The average relative humidity in August in Grande-Vallée, Canada, is 78%.Rainfall
In Grande-Vallée, Canada, in August, it is raining for 16.1 days, with typically 60mm (2.36") of accumulated precipitation. Throughout the year, there are 133.1 rainfall days, and 670mm (26.38") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in August in Grande-Vallée is 14h and 20min.On the first day of August in Grande-Vallée, sunrise is at 4:53 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 7:04 pm EDT.
Sunshine
In August, the average sunshine is 9.3h.UV index
In Grande-Vallée, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during August translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Grande-Vallée, Canada
- Average high temperature in August: 20.6°C
The warmest month (with the highest average high temperature) is August (20.6°C).
The month with the lowest average high temperature is January (-6.1°C).
- Average low temperature in August: 13.4°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (-12.3°C).
Average pressure in August
Grande-Vallée, Canada
- Average pressure in August: 1012.1mbar
The month with the highest atmospheric pressure is September (1014.8mbar).
The month with the lowest atmospheric pressure is January (1010.3mbar).
Average wind speed in August
Grande-Vallée, Canada
- Average wind speed in August: 12km/h
The windiest month (with the highest average wind speed) is December (19.4km/h).
The calmest month (with the lowest average wind speed) is July (11.5km/h).
Average humidity in August
Grande-Vallée, Canada
- Average humidity in August: 78%
The month with the highest relative humidity is March (90%).
The month with the lowest relative humidity is June (76%).
Average rainfall in August
Grande-Vallée, Canada
- Average rainfall in August: 60mm
The wettest months (with the highest rainfall) are April, July and November (62mm).
The driest month (with the least rainfall) is February (38mm).
Average rainfall days in August
Grande-Vallée, Canada
- Average rainfall days in August: 16.1 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in August
Grande-Vallée, Canada
- Average snowfall in August: 0mm
The month with the highest snowfall is March (232mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in August
Grande-Vallée, Canada
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is March (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Grande-Vallée, Canada
- Average daylight in August: 14h and 18min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in August: 9h and 18min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in August
Grande-Vallée, Canada
- Average sunshine days in August: 12.9 days
The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is April (9.9 days).
Average UV index in August
Grande-Vallée, Canada
- Average UV index in August: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Grande-Vallée, Canada
- Average cloud cover in August: 38
The months with the most cloud cover are January, February and December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in August
Grande-Vallée, Canada
- Average visibility in August: 9km
The months with the highest visibility are January, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are February, March and April (8km).





