May weather forecast
Iqaluit, Canada

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Weather in May

May brings substantial changes to the weather in Iqaluit, Canada with average high temperatures creeping up to -1.2°C (29.8°F) and the snowfall decreasing to an average of 276mm (10.87"). Blue skies start to dominate, and the first greenery of the year begins to peek through the newly-uncovered soil. The lengthening daylight hours offer residents and visitors more opportunities to enjoy outdoor activities. The rise in temperature also signals a softening of the harsh arctic conditions. Noticeably, the city embraces the thaw, and a new vibrancy starts to take over.

Temperature

Witnessing a clear rise in May, the average high-temperature in Iqaluit escalates from April's freezing cold -9.4°C (15.1°F) to a still subzero cold -1.2°C (29.8°F). During May, the average low-temperature in Iqaluit is a still freezing cold -7.6°C (18.3°F).

Humidity

In May, the average relative humidity is 76.4%.

Rainfall

In May, the rain falls for 1.4 days. Throughout May, 3mm (0.12") of precipitation is accumulated. Throughout the year, in Iqaluit, Canada, there are 51.7 rainfall days, and 197mm (7.76") of precipitation is accumulated.

Snowfall

January through June, August through December are months with snowfall. In Iqaluit, during May, snow falls for 12 days and regularly aggregates up to 276mm (10.87") of snow. Throughout the year, in Iqaluit, there are 113.4 snowfall days, and 2293mm (90.28") of snow is accumulated.

Sea temperature

In Iqaluit, the average seawater temperature in May is -1°C (30.2°F).
Note: When swimming, this condition is immediately life-threatening. Loss of control over breathing occurs instantly, impairing clear thought. It is vital to wear a specialized swimsuit to prevent thermal loss.

Daylight

The average length of the day in May in Iqaluit, Canada, is 18h and 22min.
On the first day of the month, sunrise is at 4:05 am and sunset at 8:56 pm. On the last day of May, sunrise is at 2:35 am and sunset at 10:27 pm EDT.

Sunshine

In May, the average sunshine is 5.8h.

UV index

The months with the highest UV index in Iqaluit, Canada, are May through July, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 4 during May leads to these instructions:
Heed the precautions - It is counselled to guard against solar damage. Around midday, solar radiation is most harmful; hence, exposure should be limited. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

How cold is May in Iqaluit?

In May, the average high-temperature and low-temperature in Iqaluit are -1.2°C (29.8°F) and -7.6°C (18.3°F) respectively.

What is the average humidity in May in Iqaluit?

In Iqaluit, Canada, the average relative humidity in May is 76.4%.

How much does it rain in Iqaluit in May?

In Iqaluit, Canada, in May, during 1.4 rainfall days, 3mm (0.12") of precipitation is typically accumulated.

How many days does it snow in May in Iqaluit?

In Iqaluit, in May, snow falls for 12 days, with typically accumulated 276mm (10.87") of snow.

What is the sea temperature in May in Iqaluit?

In Iqaluit, Canada, the average seawater temperature in May is -1°C (30.2°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 May?

In Iqaluit, the average day length in May is 18h and 22min.

When are sunrise and sunset in May in Iqaluit?

On the first day of May in Iqaluit, Canada, sunrise is at 4:05 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 2:35 am and sunset at 10:27 pm EDT.

How long on average sun shines in May in Iqaluit?

In May, the average sunshine duration in Iqaluit is 5.8h.

What are the months with the highest UV index in Iqaluit?

The months with the highest UV index in Iqaluit are May through July, with an average maximum UV index of 4.

What is the UV index reading in May in Iqaluit?

The average daily maximum UV index in May in Iqaluit is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in May
Iqaluit, Canada

Average temperature in May - Iqaluit, Canada
  • Average high temperature in May: -1.2°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 May: -7.6°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 May
Iqaluit, Canada

Average humidity in May - Iqaluit, Canada
  • Average humidity in May: 76.4%

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 May
Iqaluit, Canada

Average rainfall in May - Iqaluit, Canada
  • Average rainfall in May: 3.1mm

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 May
Iqaluit, Canada

Average rainfall days in May - Iqaluit, Canada
  • Average rainfall days in May: 1.4 days

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

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Average snowfall in May
Iqaluit, Canada

Average snowfall in May - Iqaluit, Canada
  • Average snowfall in May: 276mm

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 May
Iqaluit, Canada

Average snowfall days in May - Iqaluit, Canada
  • Average snowfall days in May: 12 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 May
Iqaluit, Canada

Average sea temperature in May - Iqaluit, Canada
  • Average sea temperature in May: -1°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 May /
Average sunshine in May
Iqaluit, Canada

Average daylight in May / Average sunshine in May - Iqaluit, Canada
  • Average daylight in May: 18h and 2min

The month with the longest days is June (Average daylight: 20h and 36min).
The month with the shortest days is December (Average daylight: 4h and 36min).

  • Average sunshine in May: 5h and 5min

The month with the most sunshine is July (Average sunshine: 7h and 36min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).

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Average UV index in May
Iqaluit, Canada

Average UV index in May - Iqaluit, Canada
  • Average UV index in May: 4

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

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Iqaluit, Canada

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