September weather forecast
Gjoa Haven, Canada

September

Weather in September

September, the first month of the autumn in Gjoa Haven, is also an icy month, with an average temperature varying between 2.5°C (36.5°F) and 0.1°C (32.2°F).

Temperature

Gjoa Haven in September undergoes a mild reduction in the average high-temperature, shifting from August's chilly 7.6°C (45.7°F) to an icy 2.5°C (36.5°F). A minimal decline in temperature from daytime highs is anticipated throughout the September nights, averaging 0.1°C (32.2°F).

Humidity

The average relative humidity in September is 81%.

Rainfall

In Gjoa Haven, during September, the rain falls for 5.5 days and regularly aggregates up to 16mm (0.63") of precipitation. In Gjoa Haven, Canada, during the entire year, the rain falls for 35.7 days and collects up to 133mm (5.24") of precipitation.

Snowfall

Months with snowfall are January through December. In Gjoa Haven, Canada, in September, snow falls for 6.6 days, with typically accumulated 24mm (0.94") of snow. Throughout the year, there are 143.3 snowfall days, and 457mm (17.99") of snow is accumulated.

Sea temperature

With an average sea temperature of 0.8°C (33.4°F), September is the month with the warmest seawater.
Note: While swimming, this is deemed life-threatening and exceptionally hazardous. The icy water induces intense pain and causes swift hyperventilation. Employing a specialized swimsuit is required to offset thermal harm.

Daylight

The average length of the day in September in Gjoa Haven, Canada, is 13h and 13min.
On the first day of September in Gjoa Haven, Canada, sunrise is at 4:50 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 5:49 pm MDT.

Sunshine

The average sunshine in September in Gjoa Haven is 4.8h.

UV index

In Gjoa Haven, the average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 2 in September leads to these recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

How cold is September in Gjoa Haven?
The high-temperature, in September, in Gjoa Haven, is 2.5°C (36.5°F), while the low-temperature averages to 0.1°C (32.2°F).
What is the average humidity in September in Gjoa Haven?
In Gjoa Haven, Canada, the average relative humidity in September is 81%.
How much does it rain in Gjoa Haven in September?
In Gjoa Haven, during September, the rain falls for 5.5 days and regularly aggregates up to 16mm (0.63") of precipitation.
How many days does it snow in September in Gjoa Haven?
In Gjoa Haven, Canada, in September, snow falls for 6.6 days, with typically accumulated 24mm (0.94") of snow.
What month is the sea warmest in Gjoa Haven?
With an average sea temperature of 0.8°C (33.4°F), September is the month with the warmest seawater in Gjoa Haven, Canada.
What is the sea temperature in September in Gjoa Haven?
In Gjoa Haven, in September, the average water temperature is 0.8°C (33.4°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.
How many hours of daylight does Gjoa Haven have in September?
In September, the average day length in Gjoa Haven, Canada, is 13h and 13min.
When is the sunrise / sunset in September in Gjoa Haven?
In September, on the first day of the month, sunrise is at 4:50 am and sunset at 7:56 pm. On the last day of the month, in Gjoa Haven, Canada, sunrise is at 6:36 am and sunset at 5:49 pm MDT.
How long on average sun shines in September in Gjoa Haven?
The average sunshine duration in September in Gjoa Haven, Canada, is 4.8h.
What is the UV index intensity in September in Gjoa Haven?
In September, the average daily maximum UV index in Gjoa Haven, Canada, is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Gjoa Haven, Canada
  • Average high temperature in September: 2.5°C

The warmest month (with the highest average high temperature) is July (8.5°C).
The month with the lowest average high temperature is February (-25.7°C).

  • Average low temperature in September: 0.1°C

The month with the highest average low temperature is July (4.7°C).
The coldest month (with the lowest average low temperature) is February (-29.9°C).

Average pressure in September
Gjoa Haven, Canada
  • Average pressure in September: 1010mbar

The month with the highest atmospheric pressure is May (1019.3mbar).
The month with the lowest atmospheric pressure is September (1010mbar).

Average wind speed in September
Gjoa Haven, Canada
  • Average wind speed in September: 22.2km/h

The windiest month (with the highest average wind speed) is September (22.2km/h).
The calmest month (with the lowest average wind speed) is June (15.3km/h).

Average humidity in September
Gjoa Haven, Canada
  • Average humidity in September: 81%

The months with the highest relative humidity are January and February (98%).
The month with the lowest relative humidity is July (71%).

Average rainfall in September
Gjoa Haven, Canada
  • Average rainfall in September: 16mm

The wettest month (with the highest rainfall) is July (18mm).
The driest month (with the least rainfall) is February (6mm).

Average rainfall days in September
Gjoa Haven, Canada
  • Average rainfall days in September: 5.5 days

The month with the highest number of rainy days is August (7.4 days).
The month with the least rainy days is February (0.3 days).

Average snowfall in September
Gjoa Haven, Canada
  • Average snowfall in September: 24mm

The month with the highest snowfall is October (72mm).
The month with the least snowfall is July (2mm).

Average snowfall days in September
Gjoa Haven, Canada
  • Average snowfall days in September: 6.6 days

The month with the highest number of snowfall days is December (19.7 days).
The month with the least snowfall days is July (0.3 days).

Average sea temperature in September
Gjoa Haven, Canada
  • Average sea temperature in September: 0.8°C

The best month for swimming (with the highest average sea temperature) is September (0.8°C).
The coldest month (with the lowest average sea temperature) is December (-1.8°C).

Average daylight in September /
Average sunshine in September
Gjoa Haven, Canada
  • Average daylight in September: 13h and 1min

The month with the longest days is August (Average daylight: 17h and 30min).
The month with the shortest days is June (Average daylight: 0h and 0min).

  • Average sunshine in September: 4h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 0h and 6min).

Average sunshine days in September
Gjoa Haven, Canada
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is July (23.9 days).
The month with the least sunshine days is December (11.5 days).

Average UV index in September
Gjoa Haven, Canada
  • Average UV index in September: 2

The month with the highest UV index is June (UV index 3).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

Average cloud cover in September
Gjoa Haven, Canada
  • Average cloud cover in September: 67

The months with the most cloud cover are February and December (Cloud cover 90).
The month with the least cloud cover is July (Cloud cover 42).

Average visibility in September
Gjoa Haven, Canada
  • Average visibility in September: 9km

The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January, February, March and December (7km).

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