September weather forecast and climate
Vancouver, Canada

Aerial view of the Coal Harbor, and trees of the Stanley Park, with the city of Vancouver, Canada out yonder
Aerial view of the Coal Harbor, and trees of the Stanley Park, with the city of Vancouver, Canada out yonder

What is the temperature in September in Vancouver?

In September, in Vancouver, Canada, the average high-temperature is 18.9°C (66°F), and the average low-temperature is 10.8°C (51.4°F).

How many days does it rain in September in Vancouver?

In Vancouver, in September, it is raining for 8.3 days, with typically 50.9mm (2") of accumulated precipitation.

Does it snow in Vancouver in September?

In Vancouver, in September, it doesn't snow. In October, it regularly snows.

What are the months with the warmest sea water in Vancouver?

August and September, with an average sea temperature of 11.3°C (52.3°F), are months with the warmest seawater in Vancouver. Swimming in 11.3°C (52.3°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How cold is the water in September in Vancouver?

The average seawater temperature, in September, is 11.3°C (52.3°F). Swimming in 11.3°C (52.3°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
Average temperature in September - Vancouver, Canada
  • Average high temperature in September: 18.9°C

Warmest months (with the highest average high temperature) are July and August (22.2°C).
The month with the lowest average high temperature is December (6.3°C).

  • Average low temperature in September: 10.8°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is December (0.8°C).

Average humidity in September - Vancouver, Canada
  • Average humidity in September: 67.2%

The month with the highest relative humidity is January (81.2%).
The month with the lowest relative humidity is July (61.4%).

Average rainfall in September - Vancouver, Canada
  • Average rainfall in September: 50.9mm

The wettest month (with the highest rainfall) is November (185.8mm).
The driest month (with the lowest rainfall) is July (35.6mm).

Average rainfall days in September - Vancouver, Canada
  • Average rainfall days in September: 8.3 days

The month with the highest number of rainy days is November (19.9 days).
The month with the lowest number of rainy days is July (6.3 days).

Average snowfall in September - Vancouver, Canada
  • Average snowfall in September: 0mm

The month with the highest snowfall is December (148mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days in September - Vancouver, Canada
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (2.8 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in September - Vancouver, Canada
  • Average sea temperature in September: 11.3°C

Best months for swimming (with the highest average sea temperature) are August and September (11.3°C).
The coldest month (with the lowest average sea temperature) is February (6.8°C).

Average daylight in September / Average sunshine in September - Vancouver, Canada
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.2h).
The month with shortest days is December (Average daylight: 8.3h).

  • Average sunshine in September: 7.1h

The month with most sunshine is July (Average sunshine: 9.3h).
The month with least sunshine is December (Average sunshine: 1.8h).

Average UV index in September - Vancouver, Canada
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 1).

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