August weather forecastPrince Rupert, Canada
August
Weather in August
The last month of the summer, August, is another mild month in Prince Rupert, Canada, with temperature in the range of an average high of 15.3°C (59.5°F) and an average low of 11.8°C (53.2°F).Temperature
August stands out as Prince Rupert's warmest month, with an average high-temperature of 15.3°C (59.5°F) and a low-temperature of 11.8°C (53.2°F).Humidity
August is the most humid month, with an average relative humidity of 86%.Rainfall
In Prince Rupert, in August, it is raining for 18.5 days, with typically 169mm (6.65") of accumulated precipitation. In Prince Rupert, Canada, during the entire year, the rain falls for 218.8 days and collects up to 1574mm (61.97") of precipitation.Snowfall
May through October are months without snowfall in Prince Rupert.Sea temperature
The months with the warmest seawater are July and August, with an average sea temperature of 13°C (55.4°F).Note: Engaging in a swim in 13°C (55.4°F) can threaten life. Brief exposure to 13°C (55.4°F) waters is uneasy, and submersion below 10°C (50°F) can lead to cold shock and disrupted breathing patterns, varying by individual.
Daylight
The average length of the day in August is 14h and 49min.On the first day of the month, sunrise is at 5:55 am and sunset at 9:40 pm. On the last day of August, in Prince Rupert, sunrise is at 6:48 am and sunset at 8:33 pm PDT.
Sunshine
In Prince Rupert, the average sunshine in August is 7.6h.UV index
The months with the highest UV index in Prince Rupert are July and August, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 4 during August, leads to the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Prince Rupert, Canada
- Average high temperature in August: 15.3°C
The warmest month (with the highest average high temperature) is August (15.3°C).
The month with the lowest average high temperature is December (3.6°C).
- Average low temperature in August: 11.8°C
The month with the highest average low temperature is August (11.8°C).
The coldest month (with the lowest average low temperature) is February (0.8°C).
Average pressure in August
Prince Rupert, Canada
- Average pressure in August: 1016.1mbar
The month with the highest atmospheric pressure is July (1017.9mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in August
Prince Rupert, Canada
- Average wind speed in August: 9.9km/h
The windiest month (with the highest average wind speed) is January (17.5km/h).
The calmest month (with the lowest average wind speed) is July (9.4km/h).
Average humidity in August
Prince Rupert, Canada
- Average humidity in August: 86%
The month with the highest relative humidity is August (86%).
The months with the lowest relative humidity are February and March (78%).
Average rainfall in August
Prince Rupert, Canada
- Average rainfall in August: 169mm
The wettest month (with the highest rainfall) is November (190mm).
The driest month (with the least rainfall) is May (67mm).
Average rainfall days in August
Prince Rupert, Canada
- Average rainfall days in August: 18.5 days
The month with the highest number of rainy days is November (20.9 days).
The month with the least rainy days is February (13.8 days).
Average snowfall in August
Prince Rupert, Canada
- Average snowfall in August: 0mm
The month with the highest snowfall is January (112mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in August
Prince Rupert, Canada
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is March (6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in August
Prince Rupert, Canada
- Average sea temperature in August: 13°C
The best months for swimming (with the highest average sea temperature) are July and August (13°C).
The coldest months (with the lowest average sea temperature) are January, February, March, April and December (7°C).
Average daylight in August /
Average sunshine in August
Prince Rupert, Canada
- Average daylight in August: 14h and 48min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in August: 7h and 36min
The month with the most sunshine is July (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in August
Prince Rupert, Canada
- Average sunshine days in August: 10.3 days
The month with the most sunshine days is May (12.2 days).
The month with the least sunshine days is November (7.4 days).
Average UV index in August
Prince Rupert, Canada
- Average UV index in August: 4
The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in August
Prince Rupert, Canada
- Average cloud cover in August: 53
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is September (Cloud cover 51).
Average visibility in August
Prince Rupert, Canada
- Average visibility in August: 9km
The month with the highest visibility is February (10km).
The months with the lowest visibility are January, March, April, May, June, July, August, September, October, November and December (9km).





