September weather forecast and climate
Blanc-Sablon, Canada

September, the first month of the autumn, in Blanc-Sablon, is also a fresh month, with average temperature fluctuating between 12.6°C (54.7°F) and 7.4°C (45.3°F).

Temperature

In September, the average high-temperature slightly decreases, from an enjoyable 17.4°C (63.3°F) in August, to a cool 12.6°C (54.7°F). The average low-temperature, in Blanc-Sablon, is 7.4°C (45.3°F).

Humidity

September is the least humid month in Blanc-Sablon, with an average relative humidity of 79%.

Rainfall

In September, in Blanc-Sablon, the rain falls for 15.2 days. Throughout September, 73mm (2.87") of precipitation is accumulated. Throughout the year, in Blanc-Sablon, Canada, there are 136.9 rainfall days, and 805mm (31.69") of precipitation is accumulated.

Snowfall

In Blanc-Sablon, Canada, snow does not fall in June through September.

Sea temperature

In Blanc-Sablon, Canada, the average seawater temperature is 11°C (51.8°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

The average length of the day in September is 12.6h.

Sunshine

In September, the average sunshine is 6.9h.

UV index

In Blanc-Sablon, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for the ordinary person.
Note: In September, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in September in Blanc-Sablon?

In September, in Blanc-Sablon, the average high-temperature is 12.6°C (54.7°F), and the average low-temperature is 7.4°C (45.3°F).

What is the least humid month in Blanc-Sablon?

September is the least humid month in Blanc-Sablon, with an average relative humidity of 79%.

What is the average humidity in September in Blanc-Sablon?

The average relative humidity in September in Blanc-Sablon is 79%.

How many days does it rain in September in Blanc-Sablon?

In Blanc-Sablon, in September, it is raining for 15.2 days, with typically 73mm (2.87") of accumulated precipitation.

Does it snow in Blanc-Sablon in September?

In Blanc-Sablon, Canada, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Blanc-Sablon?

In Blanc-Sablon snow does not fall in June through September.

What is the water temperature in September in Blanc-Sablon?

In September, the average sea temperature is 11°C (51.8°F). Swimming in 11°C (51.8°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in September in Blanc-Sablon?

The average length of the day in September in Blanc-Sablon, Canada, is 12.6h.

How many hours of sunshine does Blanc-Sablon have in September?

The average sunshine in September is 6.9h.

What is the UV index reading in September in Blanc-Sablon?

In Blanc-Sablon, Canada, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in September - Blanc-Sablon, Canada
  • Average high temperature in September: 12.6°C

The warmest month (with the highest average high temperature) is August (17.4°C).
The month with the lowest average high temperature is February (-7.3°C).

  • Average low temperature in September: 7.4°C

The month with the highest average low temperature is August (11.3°C).
The coldest month (with the lowest average low temperature) is February (-14.3°C).

Average pressure in September - Blanc-Sablon, Canada
  • Average pressure in September: 1012.8mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is January (1006.7mbar).

Average wind speed in September - Blanc-Sablon, Canada
  • Average wind speed in September: 20.9km/h

The windiest month (with the highest average wind speed) is November (22.8km/h).
The calmest month (with the lowest average wind speed) is July (16.2km/h).

Average humidity in September - Blanc-Sablon, Canada
  • Average humidity in September: 79%

The month with the highest relative humidity is April (91%).
The month with the lowest relative humidity is September (79%).

Average rainfall in September - Blanc-Sablon, Canada
  • Average rainfall in September: 73mm

The wettest month (with the highest rainfall) is November (97mm).
The driest month (with the least rainfall) is July (52mm).

Average rainfall days in September - Blanc-Sablon, Canada
  • Average rainfall days in September: 15.2 days

The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in September - Blanc-Sablon, Canada
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (181mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September - Blanc-Sablon, Canada
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is March (17.3 days).
Months with the least snowfall days are June, July and August (0 days).

Average sea temperature in September - Blanc-Sablon, Canada
  • Average sea temperature in September: 11°C

The best month for swimming (with the highest average sea temperature) is August (13°C).
The coldest months (with the lowest average sea temperature) are February and March (-1°C).

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

The month with the longest days is June (Average daylight: 16.5h).
The month with the shortest days is December (Average daylight: 7.9h).

  • Average sunshine in September: 6.9h

The month with the most sunshine is August (Average sunshine: 7.9h).
The month with the least sunshine is February (Average sunshine: 3.2h).

Average sunshine days in September - Blanc-Sablon, Canada
  • Average sunshine days in September: 12.8 days

The month with the most sunshine days is October (14.2 days).
The month with the least sunshine days is April (9.3 days).

Average UV index in September - Blanc-Sablon, Canada
  • Average UV index in September: 3

The month with the highest UV index is July (UV index 4).
Months with the lowest UV index are January, February, March and April (UV index 1).

Average cloud cover in September - Blanc-Sablon, Canada
  • Average cloud cover in September: 50

The month with the most cloud cover is April (Cloud cover 69).
The month with the least cloud cover is September (Cloud cover 50).

Average visibility in September - Blanc-Sablon, Canada
  • Average visibility in September: 9km

Months with the highest visibility are June, July, August, September, October and November (9km).
Months with the lowest visibility are January, February, March, April, May and December (8km).