Iqaluit
Canada
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Iqaluit, Canada

The first month of the autumn, September, is still a cold month in Iqaluit, Canada, with temperature in the range of an average low of -0.1°C (31.8°F) and an average high of 5.2°C (41.4°F).

Temperature

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

Humidity

In September, the average relative humidity is 75.6%.

Rainfall

In Iqaluit, Canada, in September, it is raining for 10.6 days, with typically 42.2mm (1.7") of accumulated precipitation. In Iqaluit, Canada, during the entire year, the rain falls for 51.7 days and collects up to 197.2mm (7.8") of precipitation.

Snowfall

Months with snowfall are January through June, August through December. In Iqaluit, snow falls for 7.2 days, with typically accumulated 132mm (5.2") of snow. In Iqaluit, Canada, during the entire year, snow falls for 113.4 days, and aggregates up to 2293mm (90.3") of snow.

Sea temperature

In Iqaluit, the average seawater temperature 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 September, the average length of the day is 13h.

Sunshine

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

UV index

In September, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in September 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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in September in Iqaluit?

The average high-temperature, in September, in Iqaluit, Canada, is 5.2°C (41.4°F), while the average low-temperature is -0.1°C (31.8°F).

What is the average humidity in September in Iqaluit?

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

How much does it rain in Iqaluit in September?

In September, in Iqaluit, Canada, the rain falls for 10.6 days. Throughout September, 42.2mm (1.7") of precipitation is accumulated.

How much does it snow in Iqaluit in September?

In Iqaluit, in September, snow falls for 7.2 days, with typically accumulated 132mm (5.2") of snow.

What is the sea temperature in September in Iqaluit?

In Iqaluit, the average seawater temperature in September is 2°C (35.6°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 September in Iqaluit?

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

How long on average sun shines in September in Iqaluit?

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

What is the UV index intensity in September in Iqaluit?

The average daily maximum UV index in September in Iqaluit, Canada, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation.
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).

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%).

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

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

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 lowest number of rainy days are January, March and December (0 days).

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

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

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 lowest number of snowfall days is July (0.1 days).

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).
Coldest months (with the lowest average sea temperature) are January, February and March (-2°C).

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 shortest days is December (Average daylight: 4.6h).

  • Average sunshine in September: 2.9h

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

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).