September weather forecast and climate
Iqaluit, Canada

Weather in September

September, the first month of the autumn, in Iqaluit, is still a cold month, with average temperature varying between 5.2°C (41.4°F) and -0.1°C (31.8°F).

Temperature

In September, the average high-temperature drops, from a cool 10.5°C (50.9°F) in August, to a cold 5.2°C (41.4°F). In September, in Iqaluit, the average low-temperature is -0.1°C (31.8°F).

Humidity

In Iqaluit, the average relative humidity in September is 75.6%.

Rainfall

In Iqaluit, in September, during 10.6 rainfall days, 42.2mm (1.66") of precipitation is typically accumulated. Throughout the year, in Iqaluit, there are 51.7 rainfall days, and 197.2mm (7.76") of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, August through December. In September, in Iqaluit, it is snowing for 7.2 days. Throughout September, 132mm (5.2") of snow is accumulated. Throughout the year, there are 113.4 snowfall days, and 2293mm (90.28") of snow is accumulated.

Sea temperature

In Iqaluit, the average seawater temperature in September is 2°C (35.6°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 Iqaluit, the average length of the day in September is 13h.

Sunshine

In September, the average sunshine in Iqaluit is 2.9h.

UV index

In Iqaluit, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in September in Iqaluit?

In Iqaluit, the average relative humidity in September is 75.6%.

How many days does it rain in September in Iqaluit?

In Iqaluit, in September, it is raining for 10.6 days, with typically 42.2mm (1.66") of accumulated precipitation.

How many days does it snow in September in Iqaluit?

In Iqaluit, Canada, in September, during 7.2 snowfall days, 132mm (5.2") of snow is typically accumulated.

What is the water temperature in September in Iqaluit?

In Iqaluit, Canada, in September, the average water temperature is 2°C (35.6°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

How many hours of daylight does Iqaluit have in September?

In Iqaluit, Canada, the average length of the day in September is 13h.

How long on average sun shines in September in Iqaluit?

In September, the average sunshine in Iqaluit is 2.9h.

What is the UV index reading in September in Iqaluit?

The average daily maximum UV index in September is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to the UV radiation.

Average temperature in September
Iqaluit, Canada

Average temperature in September - Iqaluit, Canada
  • Average high temperature in September: 5.2°C

The warmest month (with the highest average high temperature) is July (12.3°C).
The month with the lowest average high temperature is February (-23.3°C).

  • Average low temperature in September: -0.1°C

The month with the highest average low temperature is July (4.1°C).
The coldest month (with the lowest average low temperature) is February (-31.7°C).

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Average humidity in September
Iqaluit, Canada

Average humidity in September - Iqaluit, Canada
  • Average humidity in September: 75.6%

The month with the highest relative humidity is October (78.1%).
The month with the lowest relative humidity is February (64.6%).

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Average rainfall in September
Iqaluit, Canada

Average rainfall in September - Iqaluit, Canada
  • Average rainfall in September: 42.2mm

The wettest month (with the highest rainfall) is August (68.6mm).
The driest months (with the least rainfall) are January, February, March and December (0mm).

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Average rainfall days in September
Iqaluit, Canada

Average rainfall days in September - Iqaluit, Canada
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is August (16.7 days).
Months with the least rainy days are January, March and December (0 days).

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Average snowfall in September
Iqaluit, Canada

Average snowfall in September - Iqaluit, Canada
  • Average snowfall in September: 132mm

The month with the highest snowfall is April (315mm).
The month with the least snowfall is July (0mm).

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Average snowfall days in September
Iqaluit, Canada

Average snowfall days in September - Iqaluit, Canada
  • Average snowfall days in September: 7.2 days

The month with the highest number of snowfall days is November (13.8 days).
The month with the least snowfall days is July (0.1 days).

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Average sea temperature in September
Iqaluit, Canada

Average sea temperature in September - Iqaluit, Canada
  • Average sea temperature in September: 2°C

The best month for swimming (with the highest average sea temperature) is August (3°C).
The coldest months (with the lowest average sea temperature) are January, February and March (-2°C).

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Average daylight in September /
Average sunshine in September
Iqaluit, Canada

Average daylight in September / Average sunshine in September - Iqaluit, Canada
  • Average daylight in September: 13h

The month with the longest days is June (Average daylight: 20.6h).
The month with the shortest days is December (Average daylight: 4.6h).

  • Average sunshine in September: 2.9h

The month with the most sunshine is July (Average sunshine: 7.6h).
The month with the least sunshine is December (Average sunshine: 0.4h).

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Average UV index in September
Iqaluit, Canada

Average UV index in September - Iqaluit, Canada
  • Average UV index in September: 2

Months with the highest UV index are May, June and July (UV index 4).
Months with the lowest UV index are January, February, November and December (UV index 0).

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