May weather forecast and climate
Iqaluit, Canada

Weather in May

The last month of the spring, May, is also a subzero cold month in Iqaluit, Canada, with average temperature fluctuating between -7.6°C (18.3°F) and -1.2°C (29.8°F).

Temperature

In May, the average high-temperature soars, from -9.4°C (15.1°F) in April, to a still freezing cold -1.2°C (29.8°F). In May, in Iqaluit, Canada, the average low-temperature is -7.6°C (18.3°F).

Humidity

The average relative humidity in Iqaluit is 76.4%.

Rainfall

In Iqaluit, during May, the rain falls for 1.4 days and regularly aggregates up to 3.1mm (0.12") of precipitation. Throughout the year, in Iqaluit, there are 51.7 rainfall days, and 197.2mm (7.76") of precipitation is accumulated.

Snowfall

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

Sea temperature

In Iqaluit, the average seawater temperature in May is -1°C (30.2°F).
Note: 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 is 18.4h.

Sunshine

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

UV index

Months with the highest UV index in Iqaluit 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 unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in May in Iqaluit?

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

How much does it rain in Iqaluit in May?

In Iqaluit, Canada, during May, the rain falls for 1.4 days and regularly aggregates up to 3.1mm (0.12") of precipitation.

How many days does it snow in May in Iqaluit?

In Iqaluit, in May, during 12 snowfall days, 276mm (10.87") of snow is typically accumulated.

What is the water 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?

The average length of the day in May in Iqaluit, Canada, is 18.4h.

How long on average sun shines in May in Iqaluit?

In May, the average sunshine is 5.8h.

When is the highest UV index in Iqaluit?

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

What is the UV index reading in May in Iqaluit?

In Iqaluit, Canada, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.

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).
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: 18.4h

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 May: 5.8h

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 May
Iqaluit, Canada

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

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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