February weather forecast
Thunder Bay, Canada

February weather in Thunder Bay carries on the cold trend from January. However, the snowfall decreases to 212mm (8.35") and temperatures slightly rise. The daylight hours start to increase, providing a hint of the approaching spring. Despite the cold, the winter beauty of Thunder Bay is still on full display with snow-capped landscapes and frozen lakes.

Temperature

A gentle upsurge in temperatures occurs in Thunder Bay, Canada, as January gives way to February, with average highs shifting from -8°C (17.6°F) to a still freezing cold -5°C (23°F). A marked difference from the daytime temperatures, Thunder Bay's nighttime temperature falls to an average low of -17.7°C (0.1°F) in February.

Rainfall

In Thunder Bay, in February, during 1.1 rainfall days, 3mm (0.12") of precipitation is typically accumulated. Throughout the year, in Thunder Bay, there are 92.6 rainfall days, and 547mm (21.54") of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Thunder Bay. In February, in Thunder Bay, it is snowing for 9.6 days. Throughout February, 212mm (8.35") of snow is accumulated. Throughout the year, in Thunder Bay, there are 62.7 snowfall days, and 1631mm (64.21") of snow is accumulated.

Sea temperature

January through April, with an average sea temperature of 2°C (35.6°F), are months with the coldest seawater in Thunder Bay.
Note: While participating in swimming, this is a serious life-threatening situation. Breathing becomes unmanageable, making lucid thinking almost impossible. The use of a specialized swimsuit is crucial to control thermal loss.

Daylight

In Thunder Bay, the average length of the day in February is 10h and 14min.
On the first day of February in Thunder Bay, sunrise is at 8:25 am and sunset at 5:55 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 6:40 pm EST.

Sunshine

The average sunshine in February is 4.5h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 1 during February translates into the following directions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.