Grimsby
Canada
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Grimsby, Canada

The first month of the winter, December, is still a cold month in Grimsby, Canada, with average temperature ranging between min -4°C (24.8°F) and max 2°C (35.6°F).

Temperature

In Grimsby, the average high-temperature in December decreases, from a chilly 8.1°C (46.6°F) in November, to a cold 2°C (35.6°F). The average low-temperature, in December, is -4°C (24.8°F).

Rainfall

In Grimsby, during December, the rain falls for 6 days and regularly aggregates up to 48.3mm (1.9") of precipitation. In Grimsby, during the entire year, the rain falls for 102 days and collects up to 739.2mm (29.1") of precipitation.

Snowfall

Months with snowfall in Grimsby are January through April, October through December. In Grimsby, during 8 snowfall days, 338mm (13.3") of snow is typically accumulated. In Grimsby, Canada, during the entire year, snow falls for 31 days, and aggregates up to 1416mm (55.7") of snow.

Daylight

With an average of 9h of daylight, December has the shortest days of the year in Grimsby.

What is the temperature in December in Grimsby?

The average high-temperature, in December, in Grimsby, Canada, is 2°C (35.6°F), while the average low-temperature is -4°C (24.8°F).

How many days does it rain in December in Grimsby?

In Grimsby, Canada, in December, during 6 rainfall days, 48.3mm (1.9") of precipitation is typically accumulated.

How many days does it snow in December in Grimsby?

In December, it is snowing for 8 days. Throughout December, 338mm (13.3") of snow is accumulated.

What is the month with the shortest days in Grimsby?

The month with the shortest days is December, with an average of 9h of daylight.

What is the average length of the day in December in Grimsby?

In Grimsby, Canada, the average length of the day in December is 9h.
Average temperature in December - Grimsby, Canada
  • Average high temperature in December: 2°C

The warmest month (with the highest average high temperature) is July (26.8°C).
The month with the lowest average high temperature is January (-1.6°C).

  • Average low temperature in December: -4°C

The month with the highest average low temperature is July (17°C).
The coldest month (with the lowest average low temperature) is January (-8.2°C).

Average rainfall in December - Grimsby, Canada
  • Average rainfall in December: 48.3mm

The wettest month (with the highest rainfall) is September (92.2mm).
The driest month (with the lowest rainfall) is January (22.3mm).

Average rainfall days in December - Grimsby, Canada
  • Average rainfall days in December: 6 days

Months with the highest number of rainy days are April, May and October (11 days).
Months with the lowest number of rainy days are January and February (4 days).

Average snowfall in December - Grimsby, Canada
  • Average snowfall in December: 338mm

The month with the highest snowfall is January (462mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days in December - Grimsby, Canada
  • Average snowfall days in December: 8 days

The month with the highest number of snowfall days is January (9 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December - Grimsby, Canada
  • Average daylight in December: 9h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9h).