Churchill
Canada
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Churchill, Canada

The last month of the spring, May, is a wintry month in Churchill, Canada, with average temperature varying between 2.9°C (37.2°F) and -5°C (23°F).

Temperature

In Churchill, the average high-temperature in May significantly increases, from a subzero cold -5.1°C (22.8°F) in April, to a cold 2.9°C (37.2°F). In May, in Churchill, Canada, the average low-temperature is -5°C (23°F).

Rainfall

In Churchill, Canada, in May, it is raining for 5.1 days, with typically 16.1mm (0.6") of accumulated precipitation. In Churchill, during the entire year, the rain falls for 68.8 days and collects up to 276mm (10.9") of precipitation.

Snowfall

January through June, September through December are months with snowfall in Churchill. In May, it is snowing for 6.7 days. Throughout May, 155mm (6.1") of snow is accumulated. In Churchill, Canada, during the entire year, snow falls for 92 days, and aggregates up to 2012mm (79.2") of snow.

Sea temperature

In May, the average sea temperature in Churchill is -1°C (30.2°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 Churchill, the average length of the day is 16.9h.

Sunshine

The average sunshine in Churchill is 6.4h.

UV index

In Churchill, Canada, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 4 interpret into the following advice:
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.

What is the temperature in May in Churchill?

In Churchill, in May, the average high-temperature is 2.9°C (37.2°F), and the average low-temperature is -5°C (23°F).

How much does it rain in Churchill in May?

In May, in Churchill, the rain falls for 5.1 days. Throughout May, 16.1mm (0.6") of precipitation is accumulated.

How many days does it snow in May in Churchill?

In Churchill, in May, snow falls for 6.7 days, with typically accumulated 155mm (6.1") of snow.

How cold is the water in May in Churchill?

In Churchill, in May, the average water temperature is -1°C (30.2°F). 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.

What is the average length of the day in May in Churchill?

In May, the average length of the day in Churchill, Canada, is 16.9h.

How long on average sun shines in May in Churchill?

In May, the average sunshine in Churchill is 6.4h.

What is the UV index reading in May in Churchill?

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in May - Churchill, Canada
  • Average high temperature in May: 2.9°C

The warmest month (with the highest average high temperature) is July (18°C).
The month with the lowest average high temperature is January (-21.9°C).

  • Average low temperature in May: -5°C

The month with the highest average low temperature is August (7.7°C).
The coldest month (with the lowest average low temperature) is January (-30.1°C).

Average rainfall in May - Churchill, Canada
  • Average rainfall in May: 16.1mm

The wettest month (with the highest rainfall) is August (69.3mm).
Driest months (with the lowest rainfall) are January and February (0mm).

Average rainfall days in May - Churchill, Canada
  • Average rainfall days in May: 5.1 days

The month with the highest number of rainy days is August (14.9 days).
Months with the lowest number of rainy days are January and February (0.1 days).

Average snowfall in May - Churchill, Canada
  • Average snowfall in May: 155mm

The month with the highest snowfall is November (392mm).
Months with the lowest snowfall are July and August (0mm).

Average snowfall days in May - Churchill, Canada
  • Average snowfall days in May: 6.7 days

The month with the highest number of snowfall days is November (15.6 days).
The month with the lowest number of snowfall days is July (0 days).

Average sea temperature in May - Churchill, Canada
  • Average sea temperature in May: -1°C

The best month for swimming (with the highest average sea temperature) is August (8°C).
Coldest months (with the lowest average sea temperature) are January, February, March, April and December (-2°C).

Average daylight in May / Average sunshine in May - Churchill, Canada
  • Average daylight in May: 16.9h

The month with the longest days is June (Average daylight: 18.3h).
The month with shortest days is December (Average daylight: 6.4h).

  • Average sunshine in May: 6.4h

The month with most sunshine is July (Average sunshine: 9.1h).
The month with least sunshine is December (Average sunshine: 1.7h).

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

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, November and December (UV index 0).