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10 day weather forecast for Thunder Bay

Sunday, 15th June 2025, at 15:23
today
Partly cloudy
17° 6°
tomorrow
Patchy rain possible
19° 8°
Tuesday
Heavy rain
22° 11°
Wednesday
Partly cloudy
24° 12°
Thursday
Patchy rain possible
20° 13°
Friday
Patchy rain possible
18° 11°
Saturday
Patchy rain possible
18° 10°
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Thunder Bay Weather Pages

Thunder Bay weather forecast

The weather forecast for Thunder Bay over the next 3 days indicates chilly conditions with temperatures ranging from 17 °C to 22 °C.

Rain is expected on Monday, Tuesday, and Thursday, accompanied by a gentle breeze.

On Wednesday, a significant warming trend with temperatures reaching 24°C.

Weather today
Thunder Bay weather forecast

Thunder Bay 14 days weather forecast

This weeks weather in Thunder Bay. Click on a date for detailed forecasts
Sun. 15
17°
6°
Partly cloudy
0 mm
Mon. 16
19°
8°
Patchy rain possible
1.5 mm
Tue. 17
22°
11°
Heavy rain
89.3 mm
Wed. 18
24°
12°
Partly cloudy
0 mm
Thu. 19
20°
13°
Patchy rain possible
0.2 mm
Fri. 20
18°
11°
Patchy rain possible
2 mm
Sat. 21
18°
10°
Patchy rain possible
0.1 mm
Sun. 22
27°
12°
Patchy rain possible
0.2 mm
Mon. 23
23°
18°
Patchy rain possible
0.7 mm
Tue. 24
22°
13°
Sunny
0 mm
Wed. 25
20°
12°
Partly cloudy
0 mm
Thu. 26
17°
10°
Patchy rain possible
2.9 mm
Fri. 27
18°
14°
Heavy rain
37.9 mm
Sat. 28
18°
11°
Sunny
0 mm
Further Ahead
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Access Thunder Bay weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Thunder Bay long range weather forecast

30 day weather forecast for Thunder Bay
May
July
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
18°
2
Overcast
19°
3
Patchy rain possible
16°
4
Patchy rain possible
19°
5
Overcast
17°
6
Patchy rain possible
15°
7
Partly cloudy
16°
8
Light rain shower
16°
9
Patchy rain possible
16°
10
Moderate rain at times
18°
11
Sunny
16°
12
Partly cloudy
16°
13
Patchy rain possible
17°
14
Partly cloudy
16°
15
Partly cloudy
17°
16
Patchy rain possible
19°
17
Heavy rain
22°
18
Partly cloudy
24°
19
Patchy rain possible
20°
20
Patchy rain possible
18°
21
Patchy rain possible
18°
22
Patchy rain possible
27°
23
Patchy rain possible
23°
24
Sunny
22°
25
Partly cloudy
20°
26
Patchy rain possible
17°
27
Heavy rain
18°
28
Sunny
18°
29
Moderate or heavy rain shower
14°
30
Moderate rain at times
20°
Important Notice
Our Thunder Bay long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Thunder Bay

The chart displays the expected rainfall values (in mm) over the next 14 days in Thunder Bay, highlighting variations in precipitation levels for specific dates. ☔

Thunder Bay Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in Thunder Bay over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

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Location coordinates Where is Thunder Bay?

Get accurate weather forecasts for Thunder Bay, located at latitude 48.382 and longitude -89.25. Stay updated with localized weather information tailored for Thunder Bay.

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