December weather forecast and climate
Waterloo, Canada

What is the average temperature in December in Waterloo?

The average high-temperature, in December, in Waterloo, Canada, is 0.2°C (32.4°F), while the average low-temperature is -6.8°C (19.8°F).
Average temperature in December - Waterloo, Canada
  • Average high temperature in December: 0.2°C

The warmest month (with the highest average high temperature) is July (26°C).
The month with the lowest average high temperature is January (-2.6°C).

  • Average low temperature in December: -6.8°C

The month with the highest average low temperature is July (14°C).
The coldest month (with the lowest average low temperature) is January (-10.3°C).

Average humidity in December - Waterloo, Canada
  • Average humidity in December: 87.1%

The month with the highest relative humidity is September (94.3%).
The month with the lowest relative humidity is February (83.4%).

Average rainfall in December - Waterloo, Canada
  • Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is July (98.6mm).
The driest month (with the lowest rainfall) is January (28.7mm).

Average rainfall days in December - Waterloo, Canada
  • Average rainfall days in December: 6.9 days

The month with the highest number of rainy days is October (13.7 days).
The month with the lowest number of rainy days is February (5 days).

Average snowfall in December - Waterloo, Canada
  • Average snowfall in December: 372mm

The month with the highest snowfall is January (437mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in December - Waterloo, Canada
  • Average snowfall days in December: 14.4 days

The month with the highest number of snowfall days is January (16.1 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

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