September weather forecastPort Renfrew, Canada
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Port Renfrew, Canada, with an average temperature fluctuating between 11.7°C (53.1°F) and 16.5°C (61.7°F).Temperature
The initiation of September records an average high-temperature of a still comfortable 16.5°C (61.7°F), displaying a near consistency with the previous month. During September's nights, Port Renfrew notes a minor temperature decline, reaching an average of 11.7°C (53.1°F).Humidity
In September, the average relative humidity is 83%.Rainfall
In Port Renfrew, Canada, during September, the rain falls for 10.1 days and regularly aggregates up to 23mm (0.91") of precipitation. Throughout the year, in Port Renfrew, there are 141.9 rainfall days, and 436mm (17.17") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In September, the average length of the day in Port Renfrew is 12h and 34min.On the first day of September, sunrise is at 6:36 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:57 pm PDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Port Renfrew, Canada
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is August (17.6°C).
The months with the lowest average high temperature are February and December (7.1°C).
- Average low temperature in September: 11.7°C
The month with the highest average low temperature is August (12°C).
The coldest month (with the lowest average low temperature) is February (4.2°C).
Average pressure in September
Port Renfrew, Canada
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is July (1018.3mbar).
The month with the lowest atmospheric pressure is March (1015.2mbar).
Average wind speed in September
Port Renfrew, Canada
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is January (16.3km/h).
The calmest month (with the lowest average wind speed) is August (7.8km/h).
Average humidity in September
Port Renfrew, Canada
- Average humidity in September: 83%
The months with the highest relative humidity are January and August (84%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Port Renfrew, Canada
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is January (78mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in September
Port Renfrew, Canada
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is November (16.4 days).
The month with the least rainy days is August (5.1 days).
Average snowfall in September
Port Renfrew, Canada
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (8mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Port Renfrew, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Port Renfrew, Canada
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Port Renfrew, Canada
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is November (11.2 days).
Average UV index in September
Port Renfrew, Canada
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Port Renfrew, Canada
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in September
Port Renfrew, Canada
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





