Question 1

When is the best time to visit Thunder Bay?

Accepted Answer

The best time to visit Thunder Bay is July based on the following average weather conditions.  Maximum daytime temperature =  22 - 30&deg;C.  Daily hours of sunshine =  10 hours or more.

Question 2

Which is the hottest month in Thunder Bay?

Accepted Answer

The hottest time of year in Thunder Bay is normally July. Expect maximum daytime temperatures to reach 24&deg;C.

Question 3

Which month has the most rain in Thunder Bay?

Accepted Answer

In terms of rainfall, August is usually the wettest month in Thunder Bay with 88mm on average. There are normally 13 days in August with some rain.

Question 4

When is it sunniest in Thunder Bay?

Accepted Answer

The sunniest time of year in Thunder Bay is normally July with bright sunshine on average for 61% of daylight hours; that's 10 hours of sunshine per day.

Question 5

When is the sea warmest in Thunder Bay?

Accepted Answer

The sea is usually at its warmest in Thunder Bay in August when the water temperature reaches 13&deg;C.

Best time to visit Thunder Bay

Thunder Bay by month