Thunder Bay Weather Conditions
Current Temperature Level
15 °C
36 AQI
Air quality index is: Good
Last Updated: 2025-10-18 15:45 (Local Time)
MapThunder Bay
Thunder Bay Weather Parameters
13 km/h
5 m/s
268° W
75 %
32 km
0 mm
1000 mb
UV Index2
Suggestions for
TodayThunder Bay18 Oct.
Umbrella• Not required
Clothing• More Layered
Driving• Enjoy Driving
Sunscreen• ApplyThunder Bay 10-Days Weather Forecast
Today
12°C
80 %Sunday
9°C65 %Monday
8°C73 %Tuesday
8°C81 %Wednesday
4°C93 %Thursday
3°C74 %Friday
3°C76 %Saturday
6°C80 %Sunday
8°C83 %Monday
9°C79 %Sunny
Clear Sky with temperature at 12 °C and humidity will be at 80% with 15.8 km/h winds.16°C / 9°C
Humi.80 %
Prec.0 mm
Sunrise
08:22 AM10hrs 40min
Sunset
07:02 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Clear
12 °C
82 %
0
12.2 kmph / WSW
Clear 
Feels 10.8 °C
Cover 0 %
Visibility 10 km
1 AM
Clear
11 °C
83 %
0
12.6 kmph / WSW
Clear Feels 9.9 °C
Cover 0 %
Visibility 10 km
2 AM
Clear
11 °C
83 %
0
10.8 kmph / SW
Clear Feels 10.7 °C
Cover 0 %
Visibility 10 km
3 AM
Clear
11 °C
75 %
0
10.8 kmph / SW
Clear Feels 10.6 °C
Cover 0 %
Visibility 10 km
4 AM
Clear
11 °C
78 %
0
10.8 kmph / SW
Clear Feels 10.3 °C
Cover 0 %
Visibility 10 km
5 AM
Clear
11 °C
80 %
0
10.1 kmph / WSW
Clear Feels 9.8 °C
Cover 0 %
Visibility 10 km
6 AM
Clear
10 °C
83 %
0
9.7 kmph / WSW
Clear Feels 9.3 °C
Cover 0 %
Visibility 10 km
7 AM
Clear
10 °C
86 %
0
9.4 kmph / WSW
Clear Feels 8.8 °C
Cover 1 %
Visibility 10 km
8 AM
Clear
10 °C
88 %
0
7.9 kmph / WSW
Clear Feels 8.8 °C
Cover 3 %
Visibility 10 km
9 AM
Sunny
11 °C
86 %
0
7.2 kmph / WSW
SunnyFeels 9.9 °C
Cover 5 %
Visibility 10 km
10 AM
Sunny
13 °C
85 %
0.3
8.3 kmph / W
SunnyFeels 12.5 °C
Cover 0 %
Visibility 10 km
11 AM
Sunny
15 °C
79 %
0.9
13 kmph / W
SunnyFeels 14.4 °C
Cover 0 %
Visibility 10 km
12 PM
Sunny
15 °C
75 %
1.5
10.4 kmph / W
SunnyFeels 15.2 °C
Cover 1 %
Visibility 10 km
1 PM
Sunny
15 °C
73 %
2
10.8 kmph / W
SunnyFeels 15.2 °C
Cover 5 %
Visibility 10 km
2 PM
Overcast
15 °C
69 %
2.2
11.9 kmph / W
Overcast Feels 15.2 °C
Cover 100 %
Visibility 10 km
3 PM
Partly cloudy
15 °C
59 %
2
12.6 kmph / W
Partly cloudyFeels 14.1 °C
Cover 75 %
Visibility 32 km
4 PM
Overcast
14 °C
72 %
1.5
13 kmph / W
Overcast Feels 13.3 °C
Cover 95 %
Visibility 10 km
5 PM
Overcast
14 °C
75 %
0.8
10.4 kmph / W
Overcast Feels 13 °C
Cover 100 %
Visibility 10 km
6 PM
Partly Cloudy
13 °C
78 %
0.3
6.8 kmph / W
Partly Cloudy Feels 12.3 °C
Cover 31 %
Visibility 10 km
7 PM
Overcast
12 °C
84 %
0
7.2 kmph / W
Overcast Feels 11.5 °C
Cover 100 %
Visibility 10 km
8 PM
Overcast
11 °C
85 %
0
8.3 kmph / WNW
Overcast Feels 10.1 °C
Cover 100 %
Visibility 10 km
9 PM
Clear
10 °C
87 %
0
10.1 kmph / WNW
Clear Feels 9 °C
Cover 0 %
Visibility 10 km
10 PM
Clear
10 °C
85 %
0
12.6 kmph / WNW
Clear Feels 8.1 °C
Cover 0 %
Visibility 10 km
11 PM
Clear
9 °C
83 %
0
15.8 kmph / WNW
Clear Feels 7.9 °C
Cover 0 %
Visibility 10 km
Today
12°C80 %Sunday
9°C65 %Monday
8°C73 %Tuesday
8°C81 %Wednesday
4°C93 %Thursday
3°C74 %Friday
3°C76 %Saturday
6°C80 %Sunday
8°C83 %Monday
9°C79 %Temp14 °C
ConditionOvercast
Humidity72 %
Feels13.3 °C
Cover95 %
Visibility10 km
Wind Speed & Dir.13 kmph / W
UV1.5
Thunder Bay 30-Days (October 2025) Weather Forecast
Sun.
Mon.
Tue.
Wed.
Thu.
Fri.
Sat.
1Wed.
22°12 °C
2Thu.
28°9 °C
3Fri.
25°11 °C
4Sat.
30°14 °C
5Sun.
29°17 °C
6Mon.
18°8 °C
7Tue.
13°2 °C
8Wed.
15°-2 °C
9Thu.
20°-2 °C
10Fri.
18°7 °C
11Sat.
16°0 °C
12Sun.
18°8 °C
13Mon.
16°7 °C
14Tue.
15°1 °C
15Wed.
15°6 °C
16Thu.
15°2 °C
17Fri.
19°10 °C
18Today
16°7 °C
19Sun.
14°5 °C
20Mon.
10°3 °C
21Tue.
9°4 °C
22Wed.
7°3 °C
23Thu.
10°0 °C
24Fri.
13°4 °C
25Sat.
14°7 °C
26Sun.
13°8 °C
27Mon.
12°11 °C
28Tue.
10°7 °C
29Wed.
10°3 °C
30Thu.
7°3 °C
31Fri.
2°0 °C
OctoberWeather Overview
No. of days:
Sunny
16
Cloudy
6
Rainy
8
Snowy
0
The monthly weather averages in Thunder Bay consist of 16 sunny days, 6 cloudy days, 8 rainy days, and 0 snowy days.
Thunder Bay's Locations Weather Conditions
Canada's Hottest Cities - October 2025
1.
Windsor, Canada
Sunny
45%
2.6
21.2 kmph / SSW
2.
Chatham, Canada
Partly cloudy
51%
2.7
25.9 kmph / SSW
3.
Sarnia, Canada
Sunny
51%
2.6
29.9 kmph / SSW
4.
Burlington, Canada
Sunny
48%
2.4
23 kmph / SSW
5.
Hamilton, Canada
Sunny
48%
2.4
24.1 kmph / SSW
6.
St Catharines, Canada
Partly cloudy
38%
2.4
23.4 kmph / SSW
7.
St. Catharines, Canada
Partly cloudy
38%
2.4
23.4 kmph / SSW
8.
Grand Bend, Canada
Sunny
54%
2.5
29.5 kmph / SSW
9.
Kincardine, Canada
Sunny
54%
2.4
34.9 kmph / SSW
10.
Bluewater, Canada
Sunny
54%
2.5
29.5 kmph / SSW
Last Updated: 18 Oct 2025, 08:12 PM
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