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Past Weather in Thunder Bay, Ontario, Canada — Yesterday and Last 2 Weeks

Currently: 73 °F. Scattered clouds. (Weather station: Thunder Bay, Canada). See more current weather

Past Weather in Thunder Bay — Graph

°F
Time
Wind
(mph)
Temp
(°F)
45
49
53
57
61
65
69
73
77
81
85
Fri, Jul 4
Lo:61
6 pm
Hi:64
4
Sat, Jul 5
Lo:55
12 am
Hi:61
6
Lo:57
6 am
Hi:64
3
Lo:64
12 pm
Hi:82
5
Lo:63
6 pm
Hi:82
5
Sun, Jul 6
Lo:59
12 am
Hi:64
5
Lo:59
6 am
Hi:66
8
Lo:66
12 pm
Hi:73
7
Lo:55
6 pm
Hi:72
4
Mon, Jul 7
Lo:46
12 am
Hi:55
3
Lo:46
6 am
Hi:70
3
Lo:70
12 pm
Hi:73
10
Lo:59
6 pm
Hi:72
5
Tue, Jul 8
Lo:55
12 am
Hi:59
3
Lo:55
6 am
Hi:59
4
Lo:59
12 pm
Hi:64
7
Lo:55
6 pm
Hi:64
4
Wed, Jul 9
Lo:50
12 am
Hi:55
4
Lo:50
6 am
Hi:73
4
Lo:73
12 pm
Hi:75
9
Lo:55
6 pm
Hi:75
4
Thu, Jul 10
Lo:46
12 am
Hi:55
4
Lo:46
6 am
Hi:68
2
Lo:68
12 pm
Hi:73
8
Lo:61
6 pm
Hi:70
7
Fri, Jul 11
Lo:54
12 am
Hi:61
2
Lo:54
6 am
Hi:70
4
Lo:70
12 pm
Hi:77
10
Lo:61
6 pm
Hi:77
9
Sat, Jul 12
Lo:61
12 am
Hi:63
5
Lo:59
6 am
Hi:70
4
Lo:70
12 pm
Hi:75
6
Lo:61
6 pm
Hi:72
8
Sun, Jul 13
Lo:57
12 am
Hi:61
6
Lo:57
6 am
Hi:79
8
Lo:79
12 pm
Hi:84
16
Lo:66
6 pm
Hi:81
11
Mon, Jul 14
Lo:57
12 am
Hi:66
4
Lo:57
6 am
Hi:81
7
Lo:79
12 pm
Hi:82
11
Lo:68
6 pm
Hi:79
5
Tue, Jul 15
Lo:61
12 am
Hi:68
4
Lo:57
6 am
Hi:63
7
Lo:63
12 pm
Hi:70
4
Lo:59
6 pm
Hi:70
7
Wed, Jul 16
Lo:52
12 am
Hi:59
5
Lo:52
6 am
Hi:59
7
Lo:59
12 pm
Hi:64
9
Lo:54
6 pm
Hi:64
5
Thu, Jul 17
Lo:46
12 am
Hi:54
4
Lo:46
6 am
Hi:72
6
Lo:72
12 pm
Hi:75
8
Lo:57
6 pm
Hi:73
5
Fri, Jul 18
Lo:46
12 am
Hi:57
4
Lo:46
6 am
Hi:72
4
Lo:63
12 pm
Hi:72
9
Lo:55
6 pm
Hi:63
6
Sat, Jul 19
Lo:46
12 am
Hi:55
3
Lo:48
6 am
Hi:70
5
Lo:70
12 pm
Hi:77
8
Lo:73
6 pm
Hi:77
9
Friday, July 4, 2025, 6:00 pm — 12:00 am
64 / 61 °F
Mostly cloudy.
Humidity: 93%
Barometer: 29.83 "Hg
N
Wind: 4.35 mph

Thunder Bay Temperature Yesterday

Maximum temperature yesterday: 72 °F (at 12:00 pm)
Minimum temperature yesterday: 46 °F (at 6:00 am)
Average temperature yesterday: 60 °F

High & Low Weather Summary for the Past Weeks

 TemperatureHumidityPressure
High84 °F (Jul 13, 3:00 pm)100% (Jul 4, 10:00 pm)30.14 "Hg (Jul 4, 10:00 pm)
Low46 °F (Jul 7, 5:00 am)34% (Jul 17, 5:00 pm)29.68 "Hg (Jul 12, 5:00 pm)
Average63 °F79%29.95 "Hg
* Reported Jul 4 7:00 pm — Jul 19 7:00 pm, Thunder Bay. Weather by CustomWeather, © 2025

Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records

Thunder Bay Weather History for the Previous 24 Hours

Scroll right to see more
 ConditionsComfort  
Time TempWeatherWind HumidityBarometerVisibility
7:00 pm
Sat, Jul 19
73 °FPartly sunny.8 mph53%29.93 "Hg20 mi
6:00 pm77 °FPartly sunny.10 mph44%29.91 "Hg20 mi
5:00 pm77 °FPartly sunny.9 mph44%29.91 "Hg20 mi
4:00 pm77 °FScattered clouds.9 mph44%29.91 "Hg20 mi
3:00 pm75 °FScattered clouds.3 mph47%29.93 "Hg20 mi
2:00 pm75 °FPassing clouds.8 mph47%29.94 "Hg20 mi
1:00 pm73 °FPassing clouds.10 mph47%29.96 "Hg20 mi
12:00 pm70 °FPassing clouds.7 mph57%29.97 "Hg20 mi
11:00 am68 °FPassing clouds.5 mph69%29.97 "Hg20 mi
10:00 am63 °FPassing clouds.6 mph77%29.99 "Hg20 mi
9:00 am57 °FPassing clouds.3 mph88%29.99 "Hg20 mi
8:00 am52 °FPassing clouds.3 mph100%29.99 "Hg20 mi
7:16 am48 °FFog.5 mph100%29.99 "Hg6 mi
7:00 am48 °FFog.6 mph100%29.99 "Hg1 mi
6:00 am48 °FFog.3 mph100%29.99 "Hg6 mi
5:48 am48 °FFog.3 mph100%29.99 "Hg2 mi
5:25 am46 °FFog.3 mph100%30.00 "Hg1 mi
5:00 am48 °FPassing clouds.3 mph100%29.99 "Hg8 mi
4:00 am50 °FPassing clouds.2 mph100%29.99 "Hg10 mi
3:00 am50 °FPassing clouds.3 mph100%30.01 "Hg15 mi
2:00 am52 °FPassing clouds.3 mph100%30.01 "Hg15 mi
1:00 am55 °FPassing clouds.2 mph94%30.02 "Hg15 mi
12:00 am55 °FPassing clouds.3 mph94%30.01 "Hg15 mi
11:00 pm
Fri, Jul 18
59 °FPassing clouds.5 mph82%30.02 "Hg15 mi
10:00 pm61 °FPassing clouds.6 mph83%30.02 "Hg20 mi
9:00 pm61 °FPartly sunny.3 mph83%30.03 "Hg20 mi
8:00 pm63 °FPartly sunny.7 mph77%30.03 "Hg20 mi
Weather by CustomWeather, © 2025

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