Nearby locations
Thunder Bay, Ontario, Canada
Lappe, Ontario, Canada
Neebing, Ontario, Canada
Nearby popular places
Mission Island Marsh Conservation Area, Canada
Lakehead Harbour, Canada
Thunder Bay International Airport, Canada

Weather in Thunder Bay, Canada

43°
Drizzle
Feels like 43°
·
High58°Low39°
·
50%
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Air quality

Full Details
0
74
500
Air quality:Moderate

Pollen index

Full Details
Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Tomorrow's weather summary

The weather in Thunder Bay on Monday, May 6th, is going to be cloudy throughout the day, together with clear skies before dawn.

There is also a chance for few clouds in the early morning around 5 am.

Weather information for Thunder Bay, on Monday, May 6th:

The maximum temperature of the day will be 70°F around 5 pm. The day will have high relative humidity, with average humidity of 64%, ranging from 51% to a maximum value of 85% at about midnight. The wind will be breezy, and will get up to 19 mph at 3 pm, blowing from the south-east. The cloud coverage will range from 0% around 1 am to as high as 100% around 11 pm with an average of 68%.

There is no probability for any precipitation throughout the day. The dew point will range from 38°F up to a maximum value of 52°F around 3 pm.

The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be low with average pressure of 1009 hPa. Sunrise will be at 7:05 am, and sunset at 9:26 pm. The day will have 14 hours and 21 minutes of daylight.

Air quality forecast for Thunder Bay, on Monday, May 6th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 31 and 46.

Pollen forecast for Thunder Bay, on Monday, May 6th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

The weather in Thunder Bay on Tuesday, May 7th, is going to be cloudy for most of the day, together with light rain before dawn.

There is also a chance for some clouds during the morning at about 10 am.

Weather details for Thunder Bay, on Tuesday, May 7th:

The highest temperature during the day will be 70°F at about 3 pm. The day will have very high relative humidity, with average humidity of 74%, ranging from 43% to a maximum value of 97% at about 7 am. The wind will be strong, and will get up to 20 mph at midnight, blowing from the south-east. The cloud coverage will range from 42% around 2 pm to as high as 100% around 11 pm with an average of 90%.

The chances of precipitation throughout the day will change between 0% and 50%. The highest chance for precipitation will be around 3 am and the lowest probability around midnight. The dew point will range from 46°F up to a maximum value of 58°F around 10 am.

The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be extremely low with average pressure of 995 hPa. Sunrise will be at 7:04 am, and sunset at 9:27 pm. The day will have 14 hours and 23 minutes of daylight.

Air quality forecast for Thunder Bay, on Tuesday, May 7th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 36 and 45.

Pollen forecast for Thunder Bay, on Tuesday, May 7th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

FAQ

How warm does it get in Thunder Bay?
The average annual highest temperature in Thunder Bay is 25.0°C (77.0°F), and the July 26th is the hottest day on average.
How cold does it get in Thunder Bay?
The average annual lowest temperature in Thunder Bay is -21.3°C (-6.3°F), and the December 28th is the coldest day on average.
Which month has the most rain in Thunder Bay?
The wettest months in Thunder Bay are July and September.
What months does it snow in Thunder Bay?
The most common time of year for snow is December, April, January, February, November and March.