Jasper
Canada
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Jasper, Canada

The first month of the winter, December, is still a freezing cold month in Jasper, Canada, with temperature in the range of an average low of -16°C (3.2°F) and an average high of -6°C (21.2°F).

Temperature

January and December, with an average high-temperature of -6°C (21.2°F), are the coldest months.

Rainfall

In Jasper, in December, it is raining for 11 days, with typically 44mm (1.7") of accumulated precipitation. In Jasper, during the entire year, the rain falls for 133 days and collects up to 567mm (22.3") of precipitation.

Daylight

The month with the shortest days in Jasper, Canada, is December, with an average of 7.7h of daylight.

Sunshine

Months with the least sunshine are January and December, with an average of 2h of sunshine.

UV index

With an average maximum UV index of 0, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from the exposure to the Sun's UV radiation for the ordinary person.
The average daily UV index of 0 in December transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.

What is the coldest month in Jasper?

January and December, with an average high-temperature of -6°C (21.2°F), are the coldest months in Jasper, Canada.

What is the temperature in December in Jasper?

The average high-temperature, in December, in Jasper, Canada, is -6°C (21.2°F), while the average low-temperature is -16°C (3.2°F).

How much does it rain in Jasper in December?

In December, in Jasper, Canada, the rain falls for 11 days. Throughout December, 44mm (1.7") of precipitation is accumulated.

What is the month with the shortest days in Jasper?

December has the shortest days of the year, with an average of 7.7h of daylight.

How many hours of daylight does Jasper have in December?

In December, the average length of the day is 7.7h.

What is the month with the least sunshine in Jasper?

Months with the least sunshine in Jasper are January and December, with an average of 2h of sunshine.

How long on average sun shines in December in Jasper?

In Jasper, the average sunshine in December is 2h.

What is the month with the lowest UV index in Jasper?

The month with the lowest UV index in Jasper, Canada, is December, with an average maximum UV index of 0.

What is the UV index reading in December in Jasper?

In December, the average daily maximum UV index is 0. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV rays.
Average temperature in December - Jasper, Canada
  • Average high temperature in December: -6°C

The warmest month (with the highest average high temperature) is July (21°C).
Months with the lowest average high temperature are January and December (-6°C).

  • Average low temperature in December: -16°C

The month with the highest average low temperature is July (6°C).
The coldest month (with the lowest average low temperature) is January (-17°C).

Average rainfall in December - Jasper, Canada
  • Average rainfall in December: 44mm

The wettest month (with the highest rainfall) is July (69mm).
The driest month (with the lowest rainfall) is April (29mm).

Average rainfall days in December - Jasper, Canada
  • Average rainfall days in December: 11 days

Months with the highest number of rainy days are June, July and August (14 days).
The month with the lowest number of rainy days is April (8 days).

Average daylight in December / Average sunshine in December - Jasper, Canada
  • Average daylight in December: 7.7h

The month with the longest days is June (Average daylight: 16.8h).
The month with shortest days is December (Average daylight: 7.7h).

  • Average sunshine in December: 2h

Months with most sunshine are June and July (Average sunshine: 8h).
Months with least sunshine are January and December (Average sunshine: 2).

Average UV index in December - Jasper, Canada
  • Average UV index in December: 0

Months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 0).