Cornwall (Canada) weather

Find a forecast

Forecast days

Today

Maximum daytime temperature: -2° Celsius; Minimum nighttime temperature: -5° Celsius;

Sunrise: 07:02

Sunset: 19:11

Overcast.

L UV

No pollution data.

No pollen data.

Today

Maximum daytime temperature: -2 degrees Celsius; Minimum nighttime temperature: -5 degrees Celsius;
Sat 21 Mar

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

Sunrise: 07:00

Sunset: 19:13

Overcast.

M UV

No pollution data.

No pollen data.

Sat 21 Mar

Maximum daytime temperature: 2 degrees Celsius; Minimum nighttime temperature: -2 degrees Celsius;
Sun 22 Mar

Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -5° Celsius;

Sunrise: 06:58

Sunset: 19:14

Light snow changing to overcast in the afternoon.

M UV

No pollution data.

No pollen data.

Sun 22 Mar

Maximum daytime temperature: 0 degrees Celsius; Minimum nighttime temperature: -5 degrees Celsius;
Mon 23 Mar

Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -8° Celsius;

Sunrise: 06:57

Sunset: 19:15

Overcast.

M UV

No pollution data.

No pollen data.

Mon 23 Mar

Maximum daytime temperature: 1 degrees Celsius; Minimum nighttime temperature: -8 degrees Celsius;
Tue 24 Mar

Maximum daytime temperature: 3° Celsius; Minimum nighttime temperature: -2° Celsius;

Sunrise: 06:55

Sunset: 19:16

Sunny intervals changing to cloudy by late morning.

M UV

No pollution data.

No pollen data.

Tue 24 Mar

Maximum daytime temperature: 3 degrees Celsius; Minimum nighttime temperature: -2 degrees Celsius;
Wed 25 Mar

Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -12° Celsius;

Sunrise: 06:53

Sunset: 19:18

Cloudy changing to sunny intervals in the afternoon.

M UV

No pollution data.

No pollen data.

Wed 25 Mar

Maximum daytime temperature: 1 degrees Celsius; Minimum nighttime temperature: -12 degrees Celsius;
Thu 26 Mar

Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -9° Celsius;

Sunrise: 06:51

Sunset: 19:19

Cloudy changing to light rain in the afternoon.

M UV

No pollution data.

No pollen data.

Thu 26 Mar

Maximum daytime temperature: 1 degrees Celsius; Minimum nighttime temperature: -9 degrees Celsius;

Overcast.

Sunrise: 07:02

Sunset: 19:11

L UV

No pollution data.

No pollen data.

7 day forecast for Cornwall

Today (20 March 2026)

Time	23:00
Weather symbols
Chance of precipitation	<5%
Temperature (°C)	-2°
Feels like temperature (°C)	-6°
Wind direction and speed (mph)	NNE 5
Wind gust (mph)	10
Visibility (description)	G
Humidity	92%
UV	-

Saturday (21 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%	10%	20%	20%	20%	20%	30%	20%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	10%
Temperature (°C)	-3°	-3°	-3°	-3°	-4°	-4°	-4°	-4°	-4°	-3°	-1°	-1°	0°	1°	2°	2°	2°	2°	2°	0°	0°	0°	0°	-1°
Feels like temperature (°C)	-6°	-5°	-6°	-6°	-6°	-6°	-7°	-7°	-6°	-6°	-5°	-4°	-3°	-2°	-1°	0°	0°	1°	0°	-1°	-2°	-2°	-2°	-2°
Wind direction and speed (mph)	NNE 5	NNE 4	NNE 4	N 3	NNW 3	NW 3	WNW 4	W 4	W 4	WNW 5	WNW 6	NW 6	NW 6	NW 6	NW 5	NW 5	NW 4	NW 4	WNW 3	WSW 3	WSW 4	SW 4	SSW 3	S 3
Wind gust (mph)	9	8	8	7	7	7	7	8	10	12	12	13	13	14	13	12	11	8	7	7	7	7	6	7
Visibility (description)	G	G	G	G	G	M	M	M	M	G	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	91%	91%	91%	93%	92%	93%	94%	95%	92%	89%	83%	76%	69%	63%	57%	54%	51%	51%	57%	66%	67%	68%	71%	72%
UV	-	-	-	-	-	-	-	1	1	1	2	4	4	4	4	3	1	1	1	1	-	-	-	-

Sunday (22 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	10%	20%	40%	50%	60%	90%	90%	≥95%	≥95%	≥95%	90%	90%	80%	70%	60%	40%	30%	30%	20%	20%	10%	10%	<5%	<5%
Temperature (°C)	-1°	-1°	-1°	-1°	-1°	-1°	-1°	-2°	-2°	-2°	-1°	-1°	-1°	-1°	0°	-1°	0°	0°	0°	-1°	-1°	-2°	-2°	-2°
Feels like temperature (°C)	-3°	-3°	-4°	-4°	-4°	-5°	-6°	-6°	-7°	-7°	-7°	-7°	-6°	-6°	-5°	-5°	-5°	-5°	-5°	-5°	-5°	-6°	-6°	-6°
Wind direction and speed (mph)	SSE 3	SE 4	SE 5	ESE 5	E 6	E 7	E 8	ENE 9	ENE 10	ENE 11	ENE 12	ENE 12	ENE 11	ENE 11	NE 10	NE 10	NE 10	NE 10	NE 9	NE 8	NE 8	NE 8	NE 7	NE 8
Wind gust (mph)	8	8	9	11	14	16	18	20	21	23	23	23	23	22	21	21	21	19	17	17	16	16	15	15
Visibility (description)	VG	VG	VG	G	P	VP	VP	VP	VP	VP	VP	VP	P	P	P	P	M	M	G	M	G	G	VG	VG
Humidity	73%	74%	76%	83%	97%	99%	100%	100%	100%	100%	100%	99%	98%	95%	94%	93%	91%	90%	91%	92%	90%	89%	88%	87%
UV	-	-	-	-	-	-	1	1	1	1	1	1	3	2	2	2	1	1	1	1	-	-	-	-

Monday (23 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	10%	10%	20%	20%	20%	20%	20%	20%	10%	10%	10%	10%	<5%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	-2°	-2°	-3°	-3°	-3°	-3°	-4°	-4°	-4°	-4°	-3°	-2°	-1°	-1°	0°	1°	1°	1°	1°	0°	-1°	-2°	-2°	-3°
Feels like temperature (°C)	-6°	-7°	-7°	-7°	-7°	-8°	-8°	-8°	-9°	-8°	-7°	-6°	-5°	-4°	-3°	-3°	-3°	-2°	-3°	-4°	-5°	-6°	-7°	-7°
Wind direction and speed (mph)	NNE 8	NNE 8	NNE 7	NNE 7	N 7	N 7	N 7	NNW 7	NNW 6	NNW 7	NNW 7	NNW 6	NNW 6	NW 6	NW 6	NW 7	WNW 8	WNW 8	WNW 7	W 7	WNW 6	W 7	W 7	WNW 7
Wind gust (mph)	15	15	15	15	14	14	13	13	14	14	14	14	14	15	16	17	17	16	14	12	12	13	14	15
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	86%	86%	86%	86%	86%	85%	84%	82%	78%	74%	69%	67%	64%	60%	56%	53%	46%	45%	46%	56%	57%	56%	59%	59%
UV	-	-	-	-	-	-	1	1	1	1	2	4	4	4	4	3	2	1	1	1	-	-	-	-

Tuesday (24 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%	10%	10%	10%	20%	10%	10%	10%	<5%	<5%
Temperature (°C)	-3°	-3°	-4°	-5°	-5°	-6°	-7°	-8°	-7°	-5°	-3°	-2°	0°	1°	2°	2°	2°	2°	1°	0°	0°	0°	0°	0°
Feels like temperature (°C)	-7°	-8°	-9°	-9°	-10°	-11°	-12°	-13°	-11°	-9°	-7°	-6°	-4°	-3°	-2°	-2°	-2°	-2°	-3°	-4°	-4°	-4°	-4°	-4°
Wind direction and speed (mph)	WNW 7	WNW 7	WNW 7	WNW 6	W 6	W 6	WSW 6	WSW 6	WSW 5	SW 6	SW 6	SW 7	SW 8	SW 9	SW 10	WSW 10	SW 10	SW 10	SW 10	SW 10	SW 9	SW 9	SW 9	SW 8
Wind gust (mph)	14	13	13	11	11	11	10	11	12	14	16	17	18	20	21	21	21	21	20	18	18	18	17	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	59%	60%	59%	61%	64%	66%	70%	74%	71%	63%	53%	47%	41%	38%	37%	38%	41%	42%	49%	57%	63%	72%	70%	70%
UV	-	-	-	-	-	-	1	1	1	2	3	4	4	4	3	2	1	1	1	1	-	-	-	-

Wednesday (25 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	23:00
Weather symbols
Chance of precipitation	<5%	<5%	10%	20%	20%	20%	20%	20%	30%	30%	30%	20%	30%	20%	20%	20%	20%	20%	10%	10%	10%	10%
Temperature (°C)	0°	0°	-1°	-1°	-1°	-1°	-1°	-1°	-1°	-1°	0°	0°	1°	0°	0°	0°	0°	0°	-1°	-3°	-4°	-8°
Feels like temperature (°C)	-4°	-4°	-4°	-5°	-5°	-5°	-5°	-5°	-5°	-5°	-5°	-4°	-4°	-5°	-5°	-5°	-5°	-5°	-6°	-7°	-9°	-13°
Wind direction and speed (mph)	SW 8	SW 8	SW 7	SW 7	SW 6	SW 6	SW 6	SW 6	WSW 6	WSW 8	W 9	W 11	W 11	W 11	WNW 11	WNW 11	WNW 11	WNW 10	WNW 9	WNW 9	WNW 8	NW 7
Wind gust (mph)	15	13	13	12	13	12	12	12	16	18	21	23	23	23	23	23	22	20	18	16	16	12
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	74%	75%	76%	78%	82%	83%	83%	82%	85%	81%	76%	73%	63%	60%	57%	50%	49%	49%	49%	54%	58%	60%
UV	-	-	-	-	-	-	1	1	1	1	2	3	3	4	3	3	2	1	1	1	-	-

Thursday (26 March 2026)

Time	02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather symbols
Chance of precipitation	<5%	10%	10%	20%	40%	60%	50%	40%
Temperature (°C)	-10°	-12°	-11°	-7°	-2°	-1°	-1°	-1°
Feels like temperature (°C)	-15°	-17°	-16°	-12°	-6°	-4°	-6°	-6°
Wind direction and speed (mph)	NNW 6	N 5	NE 6	ESE 7	ESE 6	ENE 8	NE 8	WNW 9
Wind gust (mph)	11	12	16	17	18	17	19	23
Visibility (description)	VG	VG	VG	VG	VG	VG	M	M
Humidity	64%	67%	63%	52%	54%	70%	90%	91%
UV	-	-	1	4	2	1	-	-

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Forecast

Forecast for 12am (UTC-4) Saturday

Updated 00:23 (UTC) on Sat 21 Mar 2026

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Cornwall (Canada) weather

Find a forecast

Forecast days

Today

Today

Sat 21 Mar

Sat 21 Mar

Sun 22 Mar

Sun 22 Mar

Mon 23 Mar

Mon 23 Mar

Tue 24 Mar

Tue 24 Mar

Wed 25 Mar

Wed 25 Mar

Thu 26 Mar

Thu 26 Mar

7 day forecast for Cornwall

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