Thunder Bay (Canada) weather

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Forecast days

Today

Maximum daytime temperature: -12° Celsius; Minimum nighttime temperature: -21° Celsius;

Sunrise: 07:38

Sunset: 18:41

Sunny changing to cloudy by early evening.

M UV

No pollution data.

No pollen data.

Today

Maximum daytime temperature: -12 degrees Celsius; Minimum nighttime temperature: -21 degrees Celsius;
Mon 2 Mar

Maximum daytime temperature: 3° Celsius; Minimum nighttime temperature: -11° Celsius;

Sunrise: 07:36

Sunset: 18:42

Overcast changing to sunny intervals by late morning.

M UV

No pollution data.

No pollen data.

Mon 2 Mar

Maximum daytime temperature: 3 degrees Celsius; Minimum nighttime temperature: -11 degrees Celsius;
Tue 3 Mar

Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -8° Celsius;

Sunrise: 07:35

Sunset: 18:44

Partly cloudy changing to sunny intervals by late morning.

M UV

No pollution data.

No pollen data.

Tue 3 Mar

Maximum daytime temperature: 2 degrees Celsius; Minimum nighttime temperature: -8 degrees Celsius;
Wed 4 Mar

Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -7° Celsius;

Sunrise: 07:33

Sunset: 18:46

Partly cloudy.

M UV

No pollution data.

No pollen data.

Wed 4 Mar

Maximum daytime temperature: 0 degrees Celsius; Minimum nighttime temperature: -7 degrees Celsius;
Thu 5 Mar

Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -1° Celsius;

Sunrise: 07:31

Sunset: 18:47

Overcast.

L UV

No pollution data.

No pollen data.

Thu 5 Mar

Maximum daytime temperature: 0 degrees Celsius; Minimum nighttime temperature: -1 degrees Celsius;
Fri 6 Mar

Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: -6° Celsius;

Sunrise: 07:29

Sunset: 18:49

Overcast.

L UV

No pollution data.

No pollen data.

Fri 6 Mar

Maximum daytime temperature: 4 degrees Celsius; Minimum nighttime temperature: -6 degrees Celsius;
Sat 7 Mar

Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: -2° Celsius;

Sunrise: 07:27

Sunset: 18:50

Sunny intervals changing to cloudy in the afternoon.

M UV

No pollution data.

No pollen data.

Sat 7 Mar

Maximum daytime temperature: 4 degrees Celsius; Minimum nighttime temperature: -2 degrees Celsius;

Sunny changing to cloudy by early evening.

Sunrise: 07:38

Sunset: 18:41

M UV

No pollution data.

No pollen data.

7 day forecast for Thunder Bay

Today (1 March 2026)

Time	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%
Temperature (°C)	-31°	-28°	-24°	-21°	-17°	-16°	-14°	-13°	-12°	-12°	-14°	-16°	-19°	-20°	-21°	-21°
Feels like temperature (°C)	-40°	-36°	-30°	-25°	-23°	-21°	-19°	-18°	-18°	-17°	-19°	-22°	-25°	-26°	-27°	-27°
Wind direction and speed (mph)	NW 6	NW 6	WNW 4	WNW 3	W 4	W 5	W 5	WSW 5	WSW 6	WSW 6	SW 5	SW 5	SW 5	SW 5	SW 5	SW 5
Wind gust (mph)	8	8	8	10	12	12	12	12	12	12	8	8	7	7	8	8
Visibility (description)	M	G	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	97%	91%	83%	61%	41%	37%	36%	36%	36%	37%	40%	57%	75%	81%	84%	84%
UV	1	1	2	2	3	3	3	2	1	1	1	-	-	-	-	-

Monday (2 March 2026)

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%	10%	20%	30%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	-20°	-20°	-19°	-18°	-17°	-16°	-14°	-12°	-10°	-8°	-5°	-4°	-2°	0°	1°	2°	3°	3°	2°	-1°	-3°	-4°	-5°	-6°
Feels like temperature (°C)	-26°	-27°	-25°	-24°	-23°	-21°	-20°	-18°	-16°	-13°	-11°	-9°	-8°	-6°	-4°	-2°	-1°	0°	-1°	-4°	-6°	-7°	-8°	-10°
Wind direction and speed (mph)	SW 5	SW 5	SW 5	SW 5	SSW 5	SSW 5	S 6	SSW 7	SSW 8	SSW 8	SW 9	SW 10	WSW 12	WSW 12	W 12	W 11	W 10	W 9	W 7	W 6	W 6	WNW 5	NW 4	NW 4
Wind gust (mph)	8	8	8	8	9	11	12	14	16	17	20	22	23	24	23	22	20	16	12	9	9	8	7	7
Visibility (description)	VG	VG	VG	VG	VG	G	G	G	G	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	84%	86%	87%	88%	88%	91%	96%	97%	93%	85%	75%	65%	58%	55%	49%	46%	44%	42%	46%	55%	60%	66%	72%	76%
UV	-	-	-	-	-	-	-	1	1	1	1	2	3	3	3	2	1	1	1	-	-	-	-	-

Tuesday (3 March 2026)

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°	-10°	-10°	-9°	-9°	-9°	-9°	-9°	-9°	-6°	-4°	-2°	-1°	0°	1°	2°	2°	2°	1°	-1°	-1°	-3°	-3°	-4°
Feels like temperature (°C)	-11°	-12°	-12°	-12°	-12°	-12°	-12°	-13°	-12°	-10°	-7°	-5°	-4°	-3°	-2°	-1°	-1°	-1°	-2°	-4°	-4°	-5°	-6°	-7°
Wind direction and speed (mph)	NW 4	NNW 3	NNW 3	N 3	NNE 3	NE 3	ENE 3	E 4	E 4	E 5	E 4	SE 5	SSE 5	SSE 6	S 6	SSW 6	SSW 6	SSW 6	SSW 5	SW 5	WSW 4	W 4	W 5	WNW 5
Wind gust (mph)	6	5	5	6	6	6	6	6	9	9	10	12	14	14	14	14	13	12	10	10	8	9	10	9
Visibility (description)	VG	VG	VG	VG	VG	G	VG	VG	G	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	82%	85%	87%	90%	92%	92%	91%	91%	92%	90%	80%	72%	68%	68%	65%	65%	64%	66%	68%	73%	76%	79%	80%	83%
UV	-	-	-	-	-	-	-	1	1	1	1	2	2	3	2	2	1	1	1	-	-	-	-	-

Wednesday (4 March 2026)

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)	-4°	-4°	-4°	-5°	-5°	-6°	-7°	-7°	-7°	-6°	-4°	-3°	-2°	-1°	-1°	-1°	-1°	-2°	-2°	-3°	-4°	-5°	-5°	-5°
Feels like temperature (°C)	-7°	-7°	-8°	-8°	-9°	-9°	-10°	-10°	-10°	-9°	-7°	-6°	-6°	-5°	-5°	-5°	-6°	-6°	-6°	-8°	-9°	-9°	-9°	-10°
Wind direction and speed (mph)	W 5	W 5	W 4	W 4	W 4	NNW 4	NE 4	ENE 4	E 4	SE 4	SE 5	SE 6	SE 7	SE 8	SE 8	SE 8	SE 9	SE 8	ESE 8	ESE 8	ESE 8	E 8	E 7	E 9
Wind gust (mph)	8	8	8	8	8	6	7	7	8	11	13	15	17	17	18	18	17	16	15	15	14	14	17	17
Visibility (description)	VG	VG	VG	VG	VG	VG	G	G	G	G	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	82%	83%	84%	86%	86%	90%	89%	91%	92%	92%	79%	69%	69%	68%	70%	72%	73%	75%	79%	82%	85%	84%	83%	80%
UV	-	-	-	-	-	-	-	1	1	1	1	2	3	2	2	1	1	1	1	-	-	-	-	-

Thursday (5 March 2026)

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	<5%	<5%	<5%	<5%	<5%	10%	<5%	10%	10%	10%	10%	10%	10%	<5%	<5%	10%	<5%	<5%	10%	<5%	10%
Temperature (°C)	-6°	-6°	-6°	-6°	-7°	-7°	-7°	-7°	-6°	-5°	-5°	-3°	-2°	-1°	-1°	0°	0°	0°	0°	-1°	-1°
Feels like temperature (°C)	-11°	-11°	-11°	-12°	-12°	-12°	-12°	-12°	-11°	-10°	-9°	-8°	-7°	-6°	-6°	-5°	-4°	-4°	-4°	-4°	-3°
Wind direction and speed (mph)	E 9	E 9	E 8	E 8	E 8	E 8	E 8	E 8	E 8	E 7	E 7	ESE 8	ESE 8	ESE 9	ESE 8	SE 8	ESE 8	ESE 8	ESE 7	ESE 6	ESE 4
Wind gust (mph)	17	17	16	15	15	15	15	15	15	15	16	17	18	18	17	18	17	16	13	11	8
Visibility (description)	VG	M	G	M	M	M	M	M	M	M	M	M	M	M	G	G	G	G	G	M	M
Humidity	80%	85%	86%	87%	89%	88%	89%	89%	92%	94%	92%	89%	89%	88%	87%	85%	87%	90%	93%	96%	97%
UV	-	-	-	-	-	-	-	1	1	1	1	1	2	2	2	1	1	1	1	-	-

Friday (6 March 2026)

Time	01:00	04:00	07:00	10:00	13:00	16:00	19:00	22:00
Weather symbols
Chance of precipitation	10%	10%	10%	20%	20%	30%	30%	30%
Temperature (°C)	0°	0°	0°	2°	3°	4°	1°	0°
Feels like temperature (°C)	-2°	-2°	-1°	0°	1°	2°	-1°	-3°
Wind direction and speed (mph)	SE 3	NW 3	NNW 3	NNW 4	N 5	NNE 6	NNE 5	N 6
Wind gust (mph)	6	6	9	13	14	12	13	14
Visibility (description)	M	M	M	G	VG	VG	VG	VG
Humidity	98%	99%	99%	89%	76%	69%	77%	78%
UV	-	-	1	1	2	1	-	-

Saturday (7 March 2026)

Time	01:00	04:00	07:00	10:00	13:00	16:00	19:00	22:00
Weather symbols
Chance of precipitation	20%	20%	10%	<5%	10%	10%	<5%	10%
Temperature (°C)	-2°	-4°	-5°	-3°	2°	2°	1°	0°
Feels like temperature (°C)	-6°	-9°	-9°	-7°	-2°	-2°	-3°	-4°
Wind direction and speed (mph)	N 6	NW 7	NW 6	WNW 7	WSW 8	WSW 9	SW 9	SW 8
Wind gust (mph)	15	13	16	19	21	21	18	19
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	80%	80%	80%	69%	59%	56%	63%	67%
UV	-	-	1	2	3	1	-	-

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Forecast for 9am (UTC-5) Sunday

Updated 06:19 (UTC) on Sun 1 Mar 2026

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Thunder Bay (Canada) weather

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Forecast days

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Today

Mon 2 Mar

Mon 2 Mar

Tue 3 Mar

Tue 3 Mar

Wed 4 Mar

Wed 4 Mar

Thu 5 Mar

Thu 5 Mar

Fri 6 Mar

Fri 6 Mar

Sat 7 Mar

Sat 7 Mar

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