Thunder Bay (Canada) weather

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Forecast days

Today

Maximum daytime temperature: -5° Celsius; Minimum nighttime temperature: -7° Celsius;

Sunrise: 08:26

Sunset: 17:05

Cloudy.

L UV

No pollution data.

No pollen data.

Today

Maximum daytime temperature: -5° Celsius; Minimum nighttime temperature: -7° Celsius;
Sun 30 Nov

Maximum daytime temperature: -4° Celsius; Minimum nighttime temperature: -10° Celsius;

Sunrise: 08:27

Sunset: 17:04

Clear changing to overcast by lunchtime.

L UV

No pollution data.

No pollen data.

Sun 30 Nov

Maximum daytime temperature: -4° Celsius; Minimum nighttime temperature: -10° Celsius;
Mon 1 Dec

Maximum daytime temperature: -6° Celsius; Minimum nighttime temperature: -11° Celsius;

Sunrise: 08:28

Sunset: 17:04

Clear changing to cloudy by early evening.

L UV

No pollution data.

No pollen data.

Mon 1 Dec

Maximum daytime temperature: -6° Celsius; Minimum nighttime temperature: -11° Celsius;
Tue 2 Dec

Maximum daytime temperature: -6° Celsius; Minimum nighttime temperature: -9° Celsius;

Sunrise: 08:29

Sunset: 17:03

Clear changing to cloudy in the afternoon.

L UV

No pollution data.

No pollen data.

Tue 2 Dec

Maximum daytime temperature: -6° Celsius; Minimum nighttime temperature: -9° Celsius;
Wed 3 Dec

Maximum daytime temperature: -7° Celsius; Minimum nighttime temperature: -13° Celsius;

Sunrise: 08:31

Sunset: 17:03

Overcast changing to sunny intervals by lunchtime.

L UV

No pollution data.

No pollen data.

Wed 3 Dec

Maximum daytime temperature: -7° Celsius; Minimum nighttime temperature: -13° Celsius;
Thu 4 Dec

Maximum daytime temperature: -8° Celsius; Minimum nighttime temperature: -10° Celsius;

Sunrise: 08:32

Sunset: 17:03

Partly cloudy changing to sunny intervals by late morning.

L UV

No pollution data.

No pollen data.

Thu 4 Dec

Maximum daytime temperature: -8° Celsius; Minimum nighttime temperature: -10° Celsius;
Fri 5 Dec

Maximum daytime temperature: -6° Celsius; Minimum nighttime temperature: -10° Celsius;

Sunrise: 08:33

Sunset: 17:02

Partly cloudy.

L UV

No pollution data.

No pollen data.

Fri 5 Dec

Maximum daytime temperature: -6° Celsius; Minimum nighttime temperature: -10° Celsius;

Cloudy.

Sunrise: 08:26

Sunset: 17:05

L UV

No pollution data.

No pollen data.

7 day forecast for Thunder Bay

Today (29 November 2025)

Time	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	-5°	-5°	-5°	-5°	-5°	-5°	-5°	-5°	-5°
Feels like temperature (°C)	-7°	-7°	-7°	-7°	-7°	-8°	-8°	-8°	-8°
Wind direction and speed (mph)	NE 2	ENE 3	ENE 3	ENE 3	ENE 4	NE 4	NE 4	NNE 4	N 5
Wind gust (mph)	7	9	9	9	9	10	10	10	11
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	47%	48%	51%	53%	53%	53%	53%	52%	52%
UV	1	1	1	-	-	-	-	-	-

Sunday (30 November 2025)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	-5°	-5°	-5°	-5°	-6°	-6°	-6°	-6°	-7°	-7°	-6°	-5°	-5°	-4°	-4°	-4°	-4°	-4°	-5°	-5°	-6°	-6°	-7°	-7°
Feels like temperature (°C)	-8°	-9°	-9°	-10°	-10°	-11°	-11°	-12°	-13°	-13°	-13°	-12°	-11°	-10°	-10°	-10°	-10°	-10°	-11°	-11°	-12°	-12°	-13°	-13°
Wind direction and speed (mph)	N 5	N 5	NNW 6	NNW 7	NNW 7	NNW 8	NW 8	NW 8	NW 10	NW 10	NW 10	NW 11	NW 11	NW 11	NW 11	NW 11	WNW 11	WNW 11	W 10	W 10	W 9	W 9	W 9	W 9
Wind gust (mph)	12	13	14	16	17	18	19	19	21	23	24	26	26	27	26	25	24	22	19	18	18	18	18	18
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	51%	52%	52%	54%	56%	56%	57%	59%	59%	59%	56%	51%	41%	41%	41%	40%	39%	40%	41%	40%	41%	43%	49%	51%
UV	-	-	-	-	-	-	-	-	1	1	1	1	1	1	1	1	1	1	-	-	-	-	-	-

Monday (1 December 2025)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	-8°	-8°	-8°	-9°	-9°	-9°	-10°	-10°	-10°	-10°	-10°	-9°	-8°	-8°	-7°	-7°	-7°	-7°	-7°	-7°	-7°	-7°	-8°	-8°
Feels like temperature (°C)	-14°	-15°	-15°	-15°	-16°	-16°	-17°	-17°	-18°	-18°	-17°	-17°	-15°	-14°	-13°	-13°	-13°	-13°	-13°	-13°	-13°	-13°	-14°	-14°
Wind direction and speed (mph)	WSW 10	WSW 10	WSW 10	WSW 11	WSW 11	WSW 11	WSW 11	W 11	W 11	WSW 11	WSW 11	W 11	WSW 11	WSW 10	WSW 10	WSW 10	WSW 10	W 9	W 8	W 9	W 9	W 9	W 9	W 8
Wind gust (mph)	20	21	21	22	22	23	22	23	22	23	24	24	24	23	23	21	19	17	17	17	17	18	18	16
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	52%	55%	56%	57%	61%	62%	64%	67%	69%	67%	62%	57%	54%	51%	46%	45%	44%	44%	45%	46%	46%	49%	50%	52%
UV	-	-	-	-	-	-	-	-	1	1	1	1	1	1	1	1	1	1	-	-	-	-	-	-

Tuesday (2 December 2025)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	10%	10%	10%	10%	20%
Temperature (°C)	-8°	-9°	-9°	-9°	-10°	-10°	-10°	-10°	-11°	-11°	-10°	-9°	-8°	-7°	-6°	-6°	-6°	-6°	-6°	-6°	-6°	-6°	-7°	-7°
Feels like temperature (°C)	-14°	-15°	-15°	-15°	-15°	-15°	-16°	-16°	-16°	-16°	-15°	-14°	-13°	-11°	-11°	-11°	-11°	-11°	-11°	-12°	-11°	-12°	-12°	-13°
Wind direction and speed (mph)	W 8	W 8	W 7	W 7	W 6	W 6	WNW 6	WNW 6	WNW 6	W 6	W 6	W 6	W 7	W 7	WSW 8	WSW 8	WSW 8	WSW 8	WSW 8	WSW 8	WSW 8	WSW 8	W 9	W 9
Wind gust (mph)	16	15	13	13	13	12	12	12	12	13	13	16	17	17	17	17	17	15	15	16	17	17	17	19
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	54%	58%	62%	63%	64%	65%	69%	70%	70%	69%	65%	59%	50%	48%	48%	49%	51%	53%	54%	56%	60%	62%	66%	68%
UV	-	-	-	-	-	-	-	-	1	1	1	1	1	1	1	1	1	1	-	-	-	-	-	-

Wednesday (3 December 2025)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	22:00
Weather symbols
Chance of precipitation	20%	10%	10%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	-7°	-7°	-7°	-7°	-7°	-8°	-8°	-8°	-8°	-8°	-8°	-8°	-8°	-8°	-8°	-9°	-9°	-9°	-10°	-10°	-11°
Feels like temperature (°C)	-13°	-13°	-14°	-14°	-14°	-14°	-14°	-15°	-15°	-15°	-16°	-16°	-16°	-16°	-16°	-17°	-17°	-17°	-18°	-18°	-19°
Wind direction and speed (mph)	W 9	WNW 10	WNW 10	WNW 10	WNW 10	WNW 10	NW 10	NW 11	NW 11	NW 12	NW 13	NW 14	NW 14	NW 14	NW 14	NW 15	NW 14	NW 13	WNW 13	WNW 13	WNW 11
Wind gust (mph)	20	21	21	21	21	22	23	25	26	30	32	32	33	33	33	32	30	28	27	27	24
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	76%	78%	78%	82%	83%	82%	81%	79%	76%	71%	63%	55%	51%	44%	44%	41%	40%	41%	41%	42%	42%
UV	-	-	-	-	-	-	-	-	1	1	1	1	1	1	1	1	1	1	-	-	-

Thursday (4 December 2025)

Time	01:00	04:00	07:00	10:00	13:00	16:00	19:00	22:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	10%	20%
Temperature (°C)	-12°	-12°	-12°	-12°	-9°	-8°	-8°	-8°
Feels like temperature (°C)	-19°	-19°	-19°	-18°	-16°	-15°	-14°	-14°
Wind direction and speed (mph)	W 10	W 9	W 9	W 9	W 9	WSW 10	WSW 8	W 8
Wind gust (mph)	22	19	19	21	23	21	18	16
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	49%	54%	59%	57%	48%	52%	62%	69%
UV	-	-	-	1	1	1	-	-

Friday (5 December 2025)

Time	01:00	04:00	07:00	10:00	13:00	16:00	19:00	22:00
Weather symbols
Chance of precipitation	30%	20%	20%	10%	20%	10%	<5%	10%
Temperature (°C)	-8°	-8°	-9°	-8°	-6°	-6°	-8°	-8°
Feels like temperature (°C)	-14°	-14°	-14°	-14°	-12°	-11°	-13°	-13°
Wind direction and speed (mph)	W 8	WNW 8	NW 8	NW 7	WNW 8	WNW 7	NW 6	WNW 7
Wind gust (mph)	17	18	17	18	19	17	16	16
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	88%	90%	86%	80%	71%	68%	83%	83%
UV	-	-	-	1	1	1	-	-

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Forecast for 3pm (UTC-5) Saturday

Updated 18:26 (UTC) on Sat 29 Nov 2025

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Thunder Bay (Canada) weather

Find a forecast

Forecast days

Today

Today

Sun 30 Nov

Sun 30 Nov

Mon 1 Dec

Mon 1 Dec

Tue 2 Dec

Tue 2 Dec

Wed 3 Dec

Wed 3 Dec

Thu 4 Dec

Thu 4 Dec

Fri 5 Dec

Fri 5 Dec

7 day forecast for Thunder Bay

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