May weather forecast
Churchill, Canada

May

Weather in May

The last month of the spring, May, is an icy month in Churchill, Canada, with an average temperature varying between 2.3°C (36.1°F) and -3.5°C (25.7°F).

Temperature

Churchill in May sees a temperature change, with average high-temperatures moving from a subzero cold -4.9°C (23.2°F) in April to a cold 2.3°C (36.1°F). Churchill's temperature drops to an average low of -3.5°C (25.7°F) during the nights of May.

Humidity

The average relative humidity in May in Churchill is 82%.

Rainfall

In Churchill, in May, during 6.5 rainfall days, 19mm (0.75") of precipitation is typically accumulated. In Churchill, Canada, during the entire year, the rain falls for 74.7 days and collects up to 294mm (11.57") of precipitation.

Snowfall

January through June, September through December are months with snowfall. In May, it is snowing for 8.3 days. Throughout May, 36mm (1.42") of snow is accumulated. In Churchill, during the entire year, snow falls for 84.6 days and aggregates up to 355mm (13.98") of snow.

Sea temperature

In Churchill, the average seawater temperature in May is -1°C (30.2°F).
Note: In the context of swimming, this situation is viewed as life-threatening and poses serious risks. The sensation of cold is painfully acute, leading to rapid hyperventilation. Using a specialized swimsuit is imperative to decrease thermal injury.

Daylight

The average length of the day in May is 16h and 56min.
On the first day of May, sunrise is at 5:17 am and sunset at 9:09 pm. On the last day of the month, sunrise is at 4:17 am and sunset at 10:11 pm CDT.

Sunshine

In May, the average sunshine in Churchill, Canada, is 7.2h.

UV index

In May, the average daily maximum UV index in Churchill is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In May, the UV index of 2 transforms into the following advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.

Frequently asked questions

How cold is May in Churchill?
During May, Churchill experiences an average high-temperature of 2.3°C (36.1°F) and a low-temperature of -3.5°C (25.7°F).
What is the average humidity in May in Churchill?
The average relative humidity in May in Churchill is 82%.
How many days does it rain in May in Churchill?
In Churchill, Canada, in May, during 6.5 rainfall days, 19mm (0.75") of precipitation is typically accumulated.
How much does it snow in Churchill in May?
In Churchill, Canada, during May, snow falls for 8.3 days and regularly aggregates up to 36mm (1.42") of snow.
What is the water temperature in May in Churchill?
In May, the average sea temperature in Churchill, Canada, 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.
How many hours of daylight does Churchill have in May?
The average day length in May in Churchill is 16h and 56min.
When is the sunrise / sunset in May in Churchill?
On the first day of May, sunrise is at 5:17 am and sunset at 9:09 pm. On the last day of the month, sunrise is at 4:17 am and sunset at 10:11 pm CDT.
How long on average sun shines in May in Churchill?
In May, the average sunshine duration in Churchill is 7.2h.
What is the UV index reading in May in Churchill?
In Churchill, Canada, the average daily maximum UV index in May is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Churchill, Canada
Average temperature in May
Churchill, Canada
  • Average high temperature in May: 2.3°C

The warmest month (with the highest average high temperature) is August (14.4°C).
The month with the lowest average high temperature is January (-20.5°C).

  • Average low temperature in May: -3.5°C

The month with the highest average low temperature is August (9°C).
The coldest month (with the lowest average low temperature) is February (-25.9°C).

Average pressure in May - Churchill, Canada
Average pressure in May
Churchill, Canada
  • Average pressure in May: 1018.6mbar

The month with the highest atmospheric pressure is March (1020mbar).
The month with the lowest atmospheric pressure is July (1010.1mbar).

Average wind speed in May - Churchill, Canada
Average wind speed in May
Churchill, Canada
  • Average wind speed in May: 17.6km/h

The windiest month (with the highest average wind speed) is October (23.5km/h).
The calmest month (with the lowest average wind speed) is July (16.8km/h).

Average humidity in May - Churchill, Canada
Average humidity in May
Churchill, Canada
  • Average humidity in May: 82%

The months with the highest relative humidity are January and February (96%).
The month with the lowest relative humidity is June (71%).

Average rainfall in May - Churchill, Canada
Average rainfall in May
Churchill, Canada
  • Average rainfall in May: 19mm

The wettest month (with the highest rainfall) is August (63mm).
The driest month (with the least rainfall) is February (5mm).

Average rainfall days in May - Churchill, Canada
Average rainfall days in May
Churchill, Canada
  • Average rainfall days in May: 6.5 days

The month with the highest number of rainy days is August (13.6 days).
The months with the least rainy days are January and February (0.3 days).

Average snowfall in May - Churchill, Canada
Average snowfall in May
Churchill, Canada
  • Average snowfall in May: 36mm

The month with the highest snowfall is November (60mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in May - Churchill, Canada
Average snowfall days in May
Churchill, Canada
  • Average snowfall days in May: 8.3 days

The month with the highest number of snowfall days is December (12.3 days).
The months with the least snowfall days are July and August (0 days).

Average sea temperature in May - Churchill, Canada
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).
The 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 /
Average sunshine in May
Churchill, Canada
  • Average daylight in May: 16h and 5min

The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).

  • Average sunshine in May: 7h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 1h and 18min).

Average sunshine days in May - Churchill, Canada
Average sunshine days in May
Churchill, Canada
  • Average sunshine days in May: 17.1 days

The month with the most sunshine days is January (21.5 days).
The month with the least sunshine days is October (11.4 days).

Average UV index in May - Churchill, Canada
Average UV index in May
Churchill, Canada
  • Average UV index in May: 2

The months with the highest UV index are June, July and August (UV index 3).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

Average cloud cover in May - Churchill, Canada
Average cloud cover in May
Churchill, Canada
  • Average cloud cover in May: 57

The month with the most cloud cover is January (Cloud cover 87).
The month with the least cloud cover is June (Cloud cover 38).

Average visibility in May - Churchill, Canada
Average visibility in May
Churchill, Canada
  • Average visibility in May: 9km

The months with the highest visibility are June and July (10km).
The month with the lowest visibility is January (7km).

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