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

September weather forecast and climate
Iqaluit, Canada

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 decreases, from a fresh 10.5°C (50.9°F) in August, to a wintry 5.2°C (41.4°F). The average low-temperature, in September, is -0.1°C (31.8°F).

Humidity

In September, the average relative humidity is 75.6%.

Rainfall

In Iqaluit, it is raining for 10.6 days, with typically 42.2mm (1.7") of accumulated precipitation. In Iqaluit, 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 in Iqaluit are January through June, August through December.

Sea temperature

In September, the average sea temperature in Iqaluit 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.

Daylight

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

Sunshine

In Iqaluit, the average sunshine is 2.9h.

UV index

In September, the average daily maximum UV index in Iqaluit is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
The average daily UV index of 2 transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. 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?

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

What is the average humidity in September in Iqaluit?

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

How much does it rain in Iqaluit in September?

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

How many days does it snow in September in Iqaluit?

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

How cold is the water 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?

The average length of the day in September is 13h.

How long on average sun shines in September in Iqaluit?

The average sunshine in September 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 is 2. A UV Index estimate of 2, and below, represents 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).