Harbour Breton
Canada
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Harbour Breton, Canada

September, the first month of the autumn, in Harbour Breton, is still a mild month, with average temperature fluctuating between 15.9°C (60.6°F) and 9.9°C (49.8°F).

Temperature

In Harbour Breton, the average high-temperature is relatively the same as in August - a mild 15.9°C (60.6°F). In September, in Harbour Breton, the average low-temperature is 9.9°C (49.8°F).

Rainfall

During September, Harbour Breton regularly aggregates up to 139.5mm (5.5") of precipitation. During the entire year, Harbour Breton aggregates up to 1324.5mm (52.1") of precipitation.

Snowfall

In Harbour Breton snow does not fall in June through September.

Sea temperature

In Harbour Breton, Canada, in September, the average water temperature is 13.7°C (56.7°F).
Note: Swimming in 13.7°C (56.7°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in September in Harbour Breton is 12.5h.

What is the temperature in September in Harbour Breton?

The average high-temperature, in September, in Harbour Breton, is 15.9°C (60.6°F), while the average low-temperature is 9.9°C (49.8°F).

How much does it rain in Harbour Breton in September?

In Harbour Breton, Canada, in September, 139.5mm (5.5") of precipitation is typically accumulated.

Does it snow in Harbour Breton in September?

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

When it does not snow in Harbour Breton?

June through September are months without snowfall in Harbour Breton, Canada.

How cold is the water in September in Harbour Breton?

In Harbour Breton, the average seawater temperature in September is 13.7°C (56.7°F). Swimming in 13.7°C (56.7°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.

What is the average length of the day in September in Harbour Breton?

In September, the average length of the day in Harbour Breton is 12.5h.
Average temperature in September - Harbour Breton, Canada
  • Average high temperature in September: 15.9°C

The warmest month (with the highest average high temperature) is August (18.7°C).
The month with the lowest average high temperature is February (-0.8°C).

  • Average low temperature in September: 9.9°C

The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is February (-7.8°C).

Average rainfall in September - Harbour Breton, Canada
  • Average rainfall in September: 139.5mm

The wettest month (with the highest rainfall) is October (147.1mm).
The driest month (with the lowest rainfall) is January (63.2mm).

Average snowfall in September - Harbour Breton, Canada
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (485mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average sea temperature in September - Harbour Breton, Canada
  • Average sea temperature in September: 13.7°C

The best month for swimming (with the highest average sea temperature) is August (15.2°C).
The coldest month (with the lowest average sea temperature) is March (0.8°C).

Average daylight in September - Harbour Breton, Canada
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.9h).
The month with shortest days is December (Average daylight: 8.5h).