May weather forecast
Harbour Breton, Canada

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Weather in May

The last month of the spring, May, is a chilly month in Harbour Breton, Canada, with temperature in the range of an average low of 3.8°C (38.8°F) and an average high of 6.1°C (43°F).

Temperature

Harbour Breton in May observes a minor temperature shift, with average high-temperatures adjusting from an icy 3°C (37.4°F) in April to a chilly 6.1°C (43°F). An average low-temperature of 3.8°C (38.8°F), slightly less than the daytime peak, marks the month of May.

Humidity

In Harbour Breton, the average relative humidity in May is 86%.

Rainfall

May is the month with the least rainfall. Rain falls for 13.9 days and accumulates 50mm (1.97") of precipitation.

Snowfall

January through May, November and December are months with snowfall in Harbour Breton. May is the last month it regularly snows in Harbour Breton. During 0.2 snowfall days, in May, Harbour Breton aggregates 2mm (0.08") of snow. Throughout the year, in Harbour Breton, there are 31.9 snowfall days, and 229mm (9.02") of snow is accumulated.

Sea temperature

In Harbour Breton, in May, the average water temperature is 3.7°C (38.7°F).
Note: During swimming, this scenario is excessively cold, hazardous, and can lead to fatality. Hypothermia ensues swiftly without suitable insulated waterproof wear.

Daylight

In Harbour Breton, Canada, the average length of the day in May is 15h and 8min.
On the first day of May, sunrise is at 5:55 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 9:01 pm NDT.

Sunshine

In Harbour Breton, the average sunshine in May is 7h.

UV index

In May, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 2 during May leads to these instructions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

How cold does it get in Harbour Breton in May?

The high-temperature, in May, in Harbour Breton, is 6.1°C (43°F), while the low-temperature averages to 3.8°C (38.8°F).

What is the average humidity in May in Harbour Breton?

The average relative humidity in May in Harbour Breton, Canada, is 86%.

What is the driest month in Harbour Breton?

The month with the least rainfall is May, when the rain falls for 13.9 days and typically collects 50mm (1.97") of precipitation.

How many days does it rain in May in Harbour Breton?

In May, in Harbour Breton, Canada, the rain falls for 13.9 days. Throughout May, 50mm (1.97") of precipitation is accumulated.

What is the last month it snows in Harbour Breton?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Harbour Breton aggregates 2mm (0.08") of snow.

What is the sea temperature in May in Harbour Breton?

In May, the average sea temperature in Harbour Breton 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 day length in May in Harbour Breton is 15h and 8min.

When is the sunrise / sunset in May in Harbour Breton?

On the first day of May in Harbour Breton, Canada, sunrise is at 5:55 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 9:01 pm NDT.

How many hours of sunshine does Harbour Breton have in May?

In May, the average sunshine duration is 7h.

How high is the UV index in May in Harbour Breton?

In Harbour Breton, Canada, the average daily maximum UV index in May is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Harbour Breton, Canada

Average temperature in May - Harbour Breton, Canada
  • Average high temperature in May: 6.1°C

The warmest month (with the highest average high temperature) is August (17.9°C).
The month with the lowest average high temperature is February (-0.2°C).

  • Average low temperature in May: 3.8°C

The month with the highest average low temperature is August (16.2°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).

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Average pressure in May
Harbour Breton, Canada

Average pressure in May - Harbour Breton, Canada
  • Average pressure in May: 1015.4mbar

The month with the highest atmospheric pressure is September (1015.9mbar).
The month with the lowest atmospheric pressure is February (1009.2mbar).

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Average wind speed in May
Harbour Breton, Canada

Average wind speed in May - Harbour Breton, Canada
  • Average wind speed in May: 25.3km/h

The windiest month (with the highest average wind speed) is January (37.2km/h).
The calmest month (with the lowest average wind speed) is July (22.3km/h).

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Average humidity in May
Harbour Breton, Canada

Average humidity in May - Harbour Breton, Canada
  • Average humidity in May: 86%

The month with the highest relative humidity is July (89%).
The months with the lowest relative humidity are January, November and December (79%).

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Average rainfall in May
Harbour Breton, Canada

Average rainfall in May - Harbour Breton, Canada
  • Average rainfall in May: 50mm

The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is May (50mm).

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Average rainfall days in May
Harbour Breton, Canada

Average rainfall days in May - Harbour Breton, Canada
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is February (5.5 days).

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Average snowfall in May
Harbour Breton, Canada

Average snowfall in May - Harbour Breton, Canada
  • Average snowfall in May: 2mm

The month with the highest snowfall is March (50mm).
The months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days in May
Harbour Breton, Canada

Average snowfall days in May - Harbour Breton, Canada
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in May
Harbour Breton, Canada

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).

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Average daylight in May /
Average sunshine in May
Harbour Breton, Canada

Average daylight in May / Average sunshine in May - Harbour Breton, Canada
  • Average daylight in May: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in May: 7h and 0min

The month with the most sunshine is August (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).

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Average sunshine days in May
Harbour Breton, Canada

Average sunshine days in May - Harbour Breton, Canada
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is December (9.2 days).

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Average UV index in May
Harbour Breton, Canada

Average UV index in May - Harbour Breton, Canada
  • Average UV index in May: 2

The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).

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Average cloud cover in May
Harbour Breton, Canada

Average cloud cover in May - Harbour Breton, Canada
  • Average cloud cover in May: 56

The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are August and September (Cloud cover 45).

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Average visibility in May
Harbour Breton, Canada

Average visibility in May - Harbour Breton, Canada
  • Average visibility in May: 9km

The months with the highest visibility are August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (9km).

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Harbour Breton, Canada

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