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Sign In Live · Clear within 100 km Just updated
16°C 60°F
· Overcast · 92% cloud cover
Feels like 15°C59°F · Low 16°C60°F · High 17°C63°F
Wind
6 km/h3 mph from SE
Humidity
75%
Pressure
1017 hPa30.03 inHg stable
UV Index
0.0 Low(night)
Fair weather
Thunder Bay, 16°C — overcast right now.
⛈️ Wet period, low-intensity Thursday–Friday, with rain and embedded thunderstorms. Total ~4.0 mm. Peak Friday (2.2 mm). Below the monthly normal (82 mm/month).
🌡️ Running 2.2°C warmer than the June norm (15°C), today tops out at 17°C.
Hourly forecast
Detailed forecast for the next 60 hours
Temperature Precipitation Wind
CAPE (J/kg) Instability Threshold
Now
16°C 60°F
6 3
75
00:00
16°C 60°F
6 4
69
01:00
14°C 58°F
4 2
74
02:00
14°C 57°F
3 2
80
03:00
13°C 56°F
4 2
84
04:00
13°C 56°F
4 3
85
05:00
13°C 55°F
5 3
84
06:00
13°C 55°F
4 3
85
07:00
13°C 55°F
3 2
86
08:00
13°C 56°F
3 2
84
09:00
14°C 58°F
3 2
81
10:00
15°C 58°F
5 3
72
11:00
15°C 58°F
5 3
73
12:00
14°C 58°F
1.4 0.06
7 5
78
13:00
14°C 58°F
0.2 0.01
8 5
82
14:00
15°C 59°F
9 5
79
15:00
16°C 61°F
9 6
78
16:00
16°C 60°F
11 7
80
17:00
16°C 60°F
9 6
80
18:00
16°C 60°F
10 6
81
19:00
16°C 60°F
9 6
83
20:00
15°C 59°F
8 5
85
21:00
15°C 58°F
5 3
89
22:00
14°C 56°F
4 3
95
23:00
13°C 56°F
3 2
98
00:00
13°C 55°F
4 3
99
03:00
13°C 56°F
3 2
99
06:00
13°C 56°F
3 2
100
09:00
15°C 59°F
2 1
96
12:00
16°C 61°F
4 2
92
15:00
18°C 64°F
10 6
84
18:00
17°C 62°F
9 5
87
21:00
15°C 60°F
3 2
96
00:00
14°C 57°F
2 2
100
03:00
14°C 57°F
4 2
100
06:00
15°C 58°F
3 2
99
09:00
17°C 63°F
4 2
88
mmin km/hmph Humidity %
Daily Forecast
Today SE 6 km/h 3 mph
(117)
71% Today Overcast 71% SE 6 km/h 3 mph
Today
SE 6 km/h 3 mph
(117)
71%
Today
Overcast
71%
SE 6 km/h 3 mph
Tomorrow 1.7 mm 0.07 in SE 11 km/h 7 mph
(2314)
82%
UV 1 Tomorrow Light rain 82% SE 11 km/h 7 mph 1.7 mm 0.07 in
Tomorrow
1.7 mm 0.07 in SE 11 km/h 7 mph
(2314)
82%
UV 1
Tomorrow
Light rain
82%
SE 11 km/h 7 mph
1.7 mm 0.07 in
Tomorrow — Hourly Forecast
00:00
16°C 60°F
6 4
01:00
14°C 58°F
4 2
02:00
14°C 57°F
3 2
03:00
13°C 56°F
4 2
04:00
13°C 56°F
4 3
05:00
13°C 55°F
5 3
06:00
13°C 55°F
4 3
07:00
13°C 55°F
3 2
08:00
13°C 56°F
3 2
09:00
14°C 58°F
3 2
10:00
15°C 58°F
5 3
11:00
15°C 58°F
5 3
12:00
14°C 58°F
7 5
13:00
14°C 58°F
8 5
14:00
15°C 59°F
9 5
15:00
16°C 61°F
9 6
16:00
16°C 60°F
11 7
17:00
16°C 60°F
9 6
18:00
16°C 60°F
10 6
19:00
16°C 60°F
9 6
20:00
15°C 59°F
8 5
21:00
15°C 58°F
5 3
22:00
14°C 56°F
4 3
23:00
13°C 56°F
3 2
Friday 2.2 mm 0.09 in E 10 km/h 6 mph
(2516)
94%
UV 1 Friday Light rain 94% E 10 km/h 6 mph 2.2 mm 0.09 in
Friday
2.2 mm 0.09 in E 10 km/h 6 mph
(2516)
94%
UV 1
Friday
Light rain
94%
E 10 km/h 6 mph
2.2 mm 0.09 in
Friday — Forecast Overview
00:00
13°C 55°F
4 3
03:00
13°C 56°F
3 2
06:00
13°C 56°F
3 2
09:00
15°C 59°F
2 1
12:00
16°C 61°F
4 2
15:00
18°C 64°F
10 6
18:00
17°C 62°F
9 5
21:00
15°C 60°F
3 2
Saturday SE 11 km/h 7 mph
(2515)
86%
UV 1 Saturday Fog 86% SE 11 km/h 7 mph
Saturday
SE 11 km/h 7 mph
(2515)
86%
UV 1
Saturday
Fog
86%
SE 11 km/h 7 mph
Saturday — Forecast Overview
00:00
14°C 57°F
2 2
03:00
14°C 57°F
4 2
06:00
15°C 58°F
3 2
09:00
17°C 63°F
4 2
12:00
20°C 68°F
6 3
15:00
21°C 70°F
9 5
18:00
20°C 68°F
10 6
21:00
11°C 52°F
8 5
Sunday E 13 km/h 8 mph
(2616)
88%
UV 2 Sunday Drizzle 88% E 13 km/h 8 mph
Sunday
E 13 km/h 8 mph
(2616)
88%
UV 2
Sunday
Drizzle
88%
E 13 km/h 8 mph
Sunday — Forecast Overview
00:00
9°C 49°F
2 1
03:00
8°C 46°F
5 3
06:00
7°C 45°F
5 3
09:00
9°C 49°F
7 5
12:00
11°C 52°F
10 6
15:00
12°C 53°F
12 8
18:00
11°C 52°F
12 8
21:00
8°C 47°F
9 6
Monday E 14 km/h 9 mph
(2918)
85%
UV 2 Monday Drizzle 85% E 14 km/h 9 mph
Monday
E 14 km/h 9 mph
(2918)
85%
UV 2
Monday
Drizzle
85%
E 14 km/h 9 mph
Monday — Forecast Overview
00:00
6°C 43°F
10 6
03:00
6°C 44°F
9 5
06:00
7°C 44°F
8 5
09:00
8°C 47°F
10 6
12:00
12°C 53°F
11 7
17:00
20°C 68°F
14 9
Tuesday E 13 km/h 8 mph
(2817)
76%
UV 2 Tuesday Overcast 76% E 13 km/h 8 mph
Tuesday
E 13 km/h 8 mph
(2817)
76%
UV 2
Tuesday
Overcast
76%
E 13 km/h 8 mph
Night 15°C 59°F
15°C 59°F Morning 19°C 67°F
19°C 67°F Afternoon 19°C 67°F
19°C 67°F Evening 18°C 65°F
18°C 65°F Wednesday E 14 km/h 9 mph
(2918)
86%
UV 2 Wednesday Overcast 86% E 14 km/h 9 mph
Wednesday
E 14 km/h 9 mph
(2918)
86%
UV 2
Wednesday
Overcast
86%
E 14 km/h 9 mph
Night 16°C 62°F
16°C 62°F Morning 18°C 64°F
18°C 64°F Afternoon 18°C 64°F
18°C 64°F Evening 20°C 67°F
20°C 67°F 
Extended Forecast (GFS) Thursday E 9 km/h 6 mph 95% Thursday Drizzle 95% E 9 km/h 6 mph
Thursday
E 9 km/h 6 mph 95%
Thursday
Drizzle
95%
E 9 km/h 6 mph
Night 12°C 53°F
12°C 53°F Morning 13°C 55°F
13°C 55°F Afternoon 13°C 55°F
13°C 55°F Evening 15°C 59°F
15°C 59°F Friday NE 19 km/h 12 mph
(3522)
88% Friday Drizzle 88% NE 19 km/h 12 mph
Friday
NE 19 km/h 12 mph
(3522)
88%
Friday
Drizzle
88%
NE 19 km/h 12 mph
Night 11°C 52°F
11°C 52°F Morning 10°C 50°F
10°C 50°F Afternoon 10°C 50°F
10°C 50°F Evening 11°C 51°F
11°C 51°F Saturday 2.5 mm 0.10 in NE 21 km/h 13 mph
(4528)
93% Saturday Drizzle 93% NE 21 km/h 13 mph 2.5 mm 0.10 in
Saturday
2.5 mm 0.10 in NE 21 km/h 13 mph
(4528)
93%
Saturday
Drizzle
93%
NE 21 km/h 13 mph
2.5 mm 0.10 in
Night 10°C 51°F
10°C 51°F Morning 9°C 48°F
9°C 48°F Afternoon 9°C 48°F
9°C 48°F Evening 9°C 47°F
9°C 47°F Sunday E 17 km/h 11 mph
(2817)
76% Sunday Clear 76% E 17 km/h 11 mph
Sunday
E 17 km/h 11 mph
(2817)
76%
Sunday
Clear
76%
E 17 km/h 11 mph
Night 8°C 46°F
8°C 46°F Morning 11°C 51°F
11°C 51°F Afternoon 11°C 51°F
11°C 51°F Evening 11°C 52°F
11°C 52°F Monday SE 19 km/h 12 mph
(3522)
75% Monday Clear 75% SE 19 km/h 12 mph
Monday
SE 19 km/h 12 mph
(3522)
75%
Monday
Clear
75%
SE 19 km/h 12 mph
Night 8°C 46°F
8°C 46°F Morning 11°C 51°F
11°C 51°F Afternoon 11°C 51°F
11°C 51°F Evening 14°C 57°F
14°C 57°F Tuesday S 21 km/h 13 mph
(4025)
85% Tuesday Light rain 85% S 21 km/h 13 mph
Tuesday
S 21 km/h 13 mph
(4025)
85%
Tuesday
Light rain
85%
S 21 km/h 13 mph
Night 13°C 55°F
13°C 55°F Morning 17°C 62°F
17°C 62°F Afternoon 17°C 62°F
17°C 62°F Evening 17°C 62°F
17°C 62°F Wednesday S 19 km/h 12 mph
(2918)
86% Wednesday Clear 86% S 19 km/h 12 mph
Wednesday
S 19 km/h 12 mph
(2918)
86%
Wednesday
Clear
86%
S 19 km/h 12 mph
Night 11°C 52°F
11°C 52°F Morning 19°C 66°F
19°C 66°F Afternoon 19°C 66°F
19°C 66°F Evening 18°C 65°F
18°C 65°F Thursday SE 12 km/h 7 mph 87% Thursday Drizzle 87% SE 12 km/h 7 mph
Thursday
SE 12 km/h 7 mph 87%
Thursday
Drizzle
87%
SE 12 km/h 7 mph
Night 11°C 53°F
11°C 53°F Morning 18°C 64°F
18°C 64°F Afternoon 18°C 64°F
18°C 64°F Evening 16°C 60°F
16°C 60°F Sunrise
05:58 AM
Civil Dawn 05:28 AM
Sunset
09:52 PM
Civil Dusk 10:22 PM
Today vs. seasonal normal
-4.4°C-7.8°F
Thunder Bay is located in Ontario, Canada. Elevation: 187m. Annual average temperature: 3°C. Annual precipitation: 714mm.
Frequently Asked Questions
What is the weather like in Thunder Bay today?
Today in Thunder Bay, Canada, the temperature is 16°C with Overcast. The high is 17°C and the low is 16°C.
What is the 16-day forecast for Thunder Bay?
The 16-day forecast for Thunder Bay shows the warmest day is Tuesday at 22°C, while the coolest night is Monday at 6°C. 3 day(s) have precipitation expected.
What time is sunrise and sunset in Thunder Bay?
In Thunder Bay, sunrise is at 11:58 AM and sunset is at 03:52 AM. Day length is approximately 15h 53m.
How accurate is the weather forecast for Thunder Bay?
Our forecasts for Thunder Bay use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Thunder Bay has an annual average temperature of 3°C and receives 714mm of precipitation per year.
Last updated: 06/03/2026, 11:00 PM
June climate in Thunder Bay
Normals for June: average 15°C (8–22°C), around 82 mm of rain across the month. About 12°C warmer than the annual average of 3°C.
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