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 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
The start of December involves a temperature drop, moving from a cold 2.4°C (36.3°F) in November to a subzero cold -4.6°C (23.7°F). An average low-temperature of -10.4°C (13.3°F) is recorded during the nights in December.Humidity
In December, the average relative humidity is 90%.Rainfall
The months with the least rainfall in Sudbury are February and December Rain falls for 5 days and accumulates 27mm (1.06") of rain.Snowfall
Months with snowfall are January through May, October through December. In Sudbury, in December, during 15.7 snowfall days, 110mm (4.33") of snow is typically accumulated. Throughout the year, in Sudbury, there are 86.7 snowfall days, and 865mm (34.06") of snow is accumulated.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year in Sudbury.On the first day of the month, sunrise is at 7:47 am and sunset at 4:38 pm. On the last day of December, sunrise is at 8:07 am and sunset at 4:46 pm EST.
Sunshine
In December, the average sunshine in Sudbury is 2.5h.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Sudbury. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 1 during December, leads to the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
How cold is December in Sudbury?
What is the average humidity in December in Sudbury?
What is the driest month in Sudbury?
How much does it rain in Sudbury in December?
How many days does it snow in December in Sudbury?
What is the month with the shortest days in Sudbury?
What is the average length of the day in December in Sudbury?
When is the sunrise / sunset in December in Sudbury?
How many hours of sunshine does Sudbury have in December?
When is the lowest UV index in Sudbury?
What is the UV index intensity in December in Sudbury?
Average temperature in December
Sudbury, Canada
- Average high temperature in December: -4.6°C
The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (-8°C).
- Average low temperature in December: -10.4°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is January (-15.9°C).
Average pressure in December
Sudbury, Canada
- Average pressure in December: 1017.1mbar
The month with the highest atmospheric pressure is March (1018.8mbar).
The month with the lowest atmospheric pressure is June (1012.8mbar).
Average wind speed in December
Sudbury, Canada
- Average wind speed in December: 11.8km/h
The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest months (with the lowest average wind speed) are June and August (10.1km/h).
Average humidity in December
Sudbury, Canada
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (68%).
Average rainfall in December
Sudbury, Canada
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is October (65mm).
The driest months (with the least rainfall) are February and December (27mm).
Average rainfall days in December
Sudbury, Canada
- Average rainfall days in December: 5 days
The month with the highest number of rainy days is October (13.7 days).
The month with the least rainy days is January (2.4 days).
Average snowfall in December
Sudbury, Canada
- Average snowfall in December: 110mm
The month with the highest snowfall is January (179mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Sudbury, Canada
- Average snowfall days in December: 15.7 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sudbury, Canada
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 2h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 2h and 0min).
Average sunshine days in December
Sudbury, Canada
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is February (12.7 days).
Average UV index in December
Sudbury, Canada
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
Sudbury, Canada
- Average cloud cover in December: 73
The month with the most cloud cover is January (Cloud cover 79).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in December
Sudbury, Canada
- Average visibility in December: 7km
The months with the highest visibility are May, June and July (9km).
The month with the lowest visibility is January (6km).
Sudbury, Canada
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