December weather forecast
Rainbow Lake, Canada

The first month of the winter, December, is still a freezing cold month in Rainbow Lake, Canada, with an average temperature ranging between min -20°C (-4°F) and max -9°C (15.8°F).

Temperature

A minor decrease in the average high-temperature is observed during December, shifting from -6°C (21.2°F) in November to a still freezing cold -9°C (15.8°F). In the month of December, the temperature generally rests at an average low of -20°C (-4°F).

Rainfall

In December, in Rainbow Lake, the rain falls for 6 days. Throughout December, 22mm (0.87") of precipitation is accumulated. Throughout the year, there are 99 rainfall days, and 414mm (16.3") of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 6h and 30min of daylight.
On the first day of the month, sunrise is at 9:22 am and sunset at 4:11 pm. On the last day of December, in Rainbow Lake, Canada, sunrise is at 9:46 am and sunset at 4:15 pm MST.

Sunshine

The month with the least sunshine in Rainbow Lake is December, with an average of 1h of sunshine.

UV index

January, November and December, with an average maximum UV index of 0, are months with the lowest UV index in Rainbow Lake. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 0 in December transforms into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat.