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Thunder Bay Weather in June
With daytime temperatures of 18°C (64°F) and nighttime lows of 9°C (48°F), June in Thunder Bay brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 73 mm (2.9 in) falls on average.
Rainfall in Thunder Bay in June
Typically, about 13 days will experience rainfall, with an average of 73 mm (2.9 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Thunder Bay in June
Temperatures in Thunder Bay in June top out at 18°C (64°F) and drop to 9°C (48°F) overnight. The difference between afternoon and evening temperatures is usually noticeable. At 9°C (48°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.For Thunder Bay itself, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Thunder Bay Temperature in June
Min Temperature
9°C (48°F)
Max Temperature
18°C (64°F)
Chance of Rain
43%
Precipitation
73 mm (2.9 in)
Rainy days
13 days
Thunder Bay Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Thunder Bay - and find the best time to visit.
Best Places in Canada in June
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in June →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Thunder Bay in June
For Thunder Bay in June, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket.
What To Do in Thunder Bay in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping4/10 -
Outdoor sports9/10
Thunder Bay 3-Day Forecast
More climate data for Thunder Bay
See the full Thunder Bay climate overview or explore weather in Canada.
Popular in June
Where to go in June - average daytime high across popular destinations.
Montréal
25°C (77°F) Niagara Falls
25°C (77°F) Ottawa25°C (77°F) Quebec City
23°C (73°F) Toronto22°C (72°F) Calgary20°C (68°F) Vancouver19°C (66°F) Whistler15°C (59°F) Bucket list
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