Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As December arrives, Churchill's weather displays a notable decrease in high-temperatures, falling from November's freezing cold -8.2°C (17.2°F) to an arctic cold -16.8°C (1.8°F). In Churchill, the month of December brings a consistent average low-temperature of -21.5°C (-6.7°F), slightly cooler than its daytime highs.Humidity
In Churchill, the average relative humidity in December is 95%.Rainfall
In Churchill, in December, it is raining for 0.5 days, with typically 9mm (0.35") of accumulated precipitation. In Churchill, 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 Churchill. In Churchill, during December, snow falls for 12.3 days and regularly aggregates up to 44mm (1.73") of snow. Throughout the year, in Churchill, there are 84.6 snowfall days, and 355mm (13.98") of snow is accumulated.Sea temperature
The months with the coldest seawater in Churchill are January through April and December, with an average sea temperature of -2°C (28.4°F).Note: In connection with swimming, this state is severely cold, hazardous, and lethal. Without protective insulated waterproof garments, hypothermia sets in rapidly.
Daylight
With an average of 6h and 24min of daylight, December has the shortest days of the year in Churchill, Canada.On the first day of December, sunrise is at 8:43 am and sunset at 3:28 pm. On the last day of the month, sunrise is at 9:08 am and sunset at 3:31 pm CST.
Sunshine
In Churchill, Canada, the average sunshine in December is 1.6h.UV index
January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Churchill. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. When the Sun is at its strongest around midday, find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
How cold is it in Churchill in December?
What is the average humidity in December in Churchill?
How many days does it rain in December in Churchill?
How much does it snow in Churchill in December?
What months are the sea coldest in Churchill?
What is the sea temperature in December in Churchill?
What is the month with the shortest days in Churchill?
How many hours of daylight does Churchill have in December?
When is the sunrise / sunset in December in Churchill?
How many hours of sunshine does Churchill have in December?
What is the month with the lowest UV index in Churchill?
What is the UV index reading in December in Churchill?
Average temperature in December
Churchill, Canada
- Average high temperature in December: -16.8°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 December: -21.5°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 December
Churchill, Canada
- Average pressure in December: 1015.6mbar
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 December
Churchill, Canada
- Average wind speed in December: 18.9km/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 December
Churchill, Canada
- Average humidity in December: 95%
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 December
Churchill, Canada
- Average rainfall in December: 9mm
The wettest month (with the highest rainfall) is August (63mm).
The driest month (with the least rainfall) is February (5mm).
Average rainfall days in December
Churchill, Canada
- Average rainfall days in December: 0.5 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 December
Churchill, Canada
- Average snowfall in December: 44mm
The month with the highest snowfall is November (60mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Churchill, Canada
- Average snowfall days in December: 12.3 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 December
Churchill, Canada
- Average sea temperature in December: -2°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 December /
Average sunshine in December
Churchill, Canada
- Average daylight in December: 6h and 2min
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 December: 1h and 4min
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 December
Churchill, Canada
- Average sunshine days in December: 20.2 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 December
Churchill, Canada
- Average UV index in December: 1
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 December
Churchill, Canada
- Average cloud cover in December: 82
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 December
Churchill, Canada
- Average visibility in December: 8km
The months with the highest visibility are June and July (10km).
The month with the lowest visibility is January (7km).
Churchill, Canada
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