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

May weather forecast and climate
Harbour Breton, Canada

May, the last month of the spring, in Harbour Breton, is a fresh month, with temperature in the range of an average low of 3°C (37.4°F) and an average high of 10°C (50°F).

Temperature

In May, the average high-temperature slightly increases, from a wintry 5.5°C (41.9°F) in April, to a fresh 10°C (50°F). In Harbour Breton, the average low-temperature is 3°C (37.4°F).

Rainfall

Throughout May, 116.2mm (4.6") of precipitation is accumulated. During the entire year, Harbour Breton aggregates up to 1324.5mm (52.1") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. Throughout May, Harbour Breton aggregates 12mm (0.5") of snow. In Harbour Breton, during the entire year, snow aggregates up to 1607mm (63.3").

Sea temperature

In May, the average sea temperature in Harbour Breton is 3.7°C (38.7°F).
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

In Harbour Breton, the average length of the day in May is 15.1h.

What is the temperature in May in Harbour Breton?

In Harbour Breton, Canada, in May, the average high-temperature is 10°C (50°F), and the average low-temperature is 3°C (37.4°F).

How much does it rain in Harbour Breton in May?

Throughout May, in Harbour Breton, Canada, 116.2mm (4.6") of precipitation is accumulated.

What is the last month it snows in Harbour Breton?

May is the last month it regularly snows in Harbour Breton, Canada. Throughout May, Harbour Breton aggregates 12mm (0.5") of snow.

What is the water temperature in May in Harbour Breton?

In Harbour Breton, Canada, in May, the average water temperature is 3.7°C (38.7°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

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

The average length of the day in May in Harbour Breton, Canada, is 15.1h.
Average temperature in May - Harbour Breton, Canada
  • Average high temperature in May: 10°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 May: 3°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 May - Harbour Breton, Canada
  • Average rainfall in May: 116.2mm

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 May - Harbour Breton, Canada
  • Average snowfall in May: 12mm

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 May - Harbour Breton, Canada
  • Average sea temperature in May: 3.7°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 May - Harbour Breton, Canada
  • Average daylight in May: 15.1h

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