Kingston
Canada
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Kingston, Canada

December, the first month of the winter, in Kingston, is also a wintry month, with average temperature varying between 0.8°C (33.4°F) and -7.4°C (18.7°F).

Temperature

In December, the average high-temperature drops, from a frosty 7°C (44.6°F) in November, to a wintry 0.8°C (33.4°F). In Kingston, Canada, the average low-temperature is -7.4°C (18.7°F).

Rainfall

In Kingston, Canada, it is raining for 8.1 days, with typically 52.2mm (2.1") of accumulated precipitation. In Kingston, Canada, during the entire year, the rain falls for 123.3 days and collects up to 808.9mm (31.8") of precipitation.

Snowfall

January through April, October through December are months with snowfall in Kingston. In Kingston, during December, snow falls for 11.5 days and regularly aggregates up to 359mm (14.1") of snow. Throughout the year, in Kingston, there are 50.4 snowfall days, and 1572mm (61.9") of snow is accumulated.

Sea temperature

In Kingston, the average water temperature is 5.3°C (41.5°F).
Note: Swimming in 5.3°C (41.5°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

With an average of 8.9h of daylight, December has the shortest days of the year.

Sunshine

December has the least sunshine of the year, with an average of 2.4h of sunshine.

UV index

Months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 1 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Kingston?

The average high-temperature, in December, is 0.8°C (33.4°F), while the average low-temperature is -7.4°C (18.7°F).

How many days does it rain in December in Kingston?

In Kingston, Canada, during December, the rain falls for 8.1 days and regularly aggregates up to 52.2mm (2.1") of precipitation.

How much does it snow in Kingston in December?

In Kingston, during December, snow falls for 11.5 days and regularly aggregates up to 359mm (14.1") of snow.

How cold is the water in December in Kingston?

In December, the average sea temperature in Kingston, Canada, is 5.3°C (41.5°F). Swimming in 5.3°C (41.5°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the month with the shortest days in Kingston?

The month with the shortest days in Kingston is December, with an average of 8.9h of daylight.

How many hours of daylight does Kingston have in December?

In Kingston, the average length of the day in December is 8.9h.

What is the month with the least sunshine in Kingston?

December has the least sunshine of the year in Kingston, Canada, with an average of 2.4h of sunshine.

How long on average sun shines in December in Kingston?

The average sunshine in December in Kingston, Canada, is 2.4h.

When is the lowest UV index in Kingston?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Kingston.

How high is the UV index in December in Kingston?

In Kingston, Canada, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to the UV radiation.
Average temperature in December - Kingston, Canada
  • Average high temperature in December: 0.8°C

The warmest month (with the highest average high temperature) is July (24.9°C).
The month with the lowest average high temperature is January (-3.1°C).

  • Average low temperature in December: -7.4°C

The month with the highest average low temperature is July (15.8°C).
The coldest month (with the lowest average low temperature) is January (-12°C).

Average rainfall in December - Kingston, Canada
  • Average rainfall in December: 52.2mm

The wettest month (with the highest rainfall) is August (93.7mm).
The driest month (with the lowest rainfall) is February (29mm).

Average rainfall days in December - Kingston, Canada
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is November (14 days).
The month with the lowest number of rainy days is February (5.1 days).

Average snowfall in December - Kingston, Canada
  • Average snowfall in December: 359mm

The month with the highest snowfall is January (395mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days in December - Kingston, Canada
  • Average snowfall days in December: 11.5 days

The month with the highest number of snowfall days is January (13.2 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average sea temperature in December - Kingston, Canada
  • Average sea temperature in December: 5.3°C

The best month for swimming (with the highest average sea temperature) is August (21.2°C).
The coldest month (with the lowest average sea temperature) is March (2°C).

Average daylight in December / Average sunshine in December - Kingston, Canada
  • Average daylight in December: 8.9h

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).

  • Average sunshine in December: 2.4h

The month with most sunshine is July (Average sunshine: 9h).
The month with least sunshine is December (Average sunshine: 2.4h).

Average UV index in December - Kingston, Canada
  • Average UV index in December: 1

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).