Cornwall (Canada) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius; -
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 24 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius; -
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius;
-
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 17° Celsius;Maximum daytime temperature: 27 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius;
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius;
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius;
Overcast changing to drizzle by late morning.
Sunrise:
Sunset:
VH UV
No pollution data.
No pollen data.
7 day forecast for Cornwall
Wednesday (22 July 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 |
70%
|
70%
|
60%
|
50%
|
50%
|
60%
|
50%
|
40%
|
20%
|
30%
|
40%
|
50%
|
50%
|
20%
|
20%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
20°
|
20°
|
20°
|
20°
|
19°
|
19°
|
19°
|
18°
|
18°
|
18°
|
18°
|
19°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
19°
|
19°
|
18°
|
17°
|
16°
|
16°
|
| Feels like temperature (°C) |
21°
|
21°
|
20°
|
20°
|
19°
|
19°
|
18°
|
17°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
15°
|
14°
|
14°
|
| Wind direction and speed |
SW
7
|
SW
7
|
SW
8
|
SW
8
|
WSW
8
|
WSW
8
|
WSW
9
|
W
10
|
W
11
|
W
12
|
W
12
|
W
13
|
WSW
14
|
WSW
15
|
WSW
15
|
W
15
|
W
15
|
W
14
|
W
13
|
W
12
|
W
12
|
W
11
|
W
11
|
W
11
|
| Wind gust (mph) |
14
|
15
|
16
|
16
|
16
|
17
|
19
|
21
|
22
|
24
|
26
|
28
|
29
|
29
|
29
|
29
|
28
|
26
|
25
|
23
|
22
|
21
|
21
|
20
|
| Visibility |
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
G
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
94%
|
95%
|
96%
|
96%
|
96%
|
96%
|
96%
|
93%
|
88%
|
83%
|
75%
|
70%
|
66%
|
59%
|
57%
|
57%
|
57%
|
57%
|
59%
|
58%
|
60%
|
63%
|
65%
|
67%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 3 | 5 | 7 | 8 | 6 | 6 | 5 | 4 | 3 | 1 | 1 | - | - | - | - |
Thursday (23 July 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) |
15°
|
15°
|
14°
|
14°
|
13°
|
13°
|
13°
|
14°
|
15°
|
17°
|
19°
|
20°
|
22°
|
23°
|
23°
|
24°
|
24°
|
24°
|
23°
|
22°
|
20°
|
19°
|
19°
|
18°
|
| Feels like temperature (°C) |
13°
|
13°
|
12°
|
12°
|
12°
|
11°
|
11°
|
12°
|
14°
|
15°
|
17°
|
18°
|
19°
|
20°
|
21°
|
21°
|
21°
|
22°
|
21°
|
21°
|
19°
|
18°
|
17°
|
16°
|
| Wind direction and speed (mph) |
W
10
|
W
10
|
WSW
9
|
WSW
9
|
WSW
8
|
SW
7
|
SW
7
|
SW
8
|
SW
8
|
SW
10
|
WSW
10
|
WSW
10
|
WSW
11
|
W
12
|
W
11
|
W
11
|
W
10
|
W
10
|
WSW
9
|
WSW
7
|
SW
7
|
SW
8
|
SW
9
|
SW
9
|
| Wind gust (mph) |
20
|
18
|
17
|
15
|
14
|
14
|
14
|
17
|
20
|
21
|
22
|
23
|
24
|
24
|
23
|
23
|
21
|
19
|
16
|
13
|
14
|
16
|
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 |
68%
|
68%
|
69%
|
71%
|
74%
|
76%
|
77%
|
75%
|
70%
|
66%
|
58%
|
54%
|
42%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
49%
|
57%
|
63%
|
64%
|
66%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 8 | 9 | 8 | 7 | 6 | 4 | 2 | 1 | 1 | - | - | - | - |
Friday (24 July 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
17°
|
16°
|
16°
|
15°
|
15°
|
14°
|
15°
|
17°
|
19°
|
21°
|
23°
|
24°
|
25°
|
26°
|
26°
|
26°
|
25°
|
25°
|
24°
|
22°
|
21°
|
20°
|
19°
|
| Feels like temperature (°C) |
16°
|
15°
|
15°
|
14°
|
14°
|
14°
|
14°
|
15°
|
16°
|
18°
|
20°
|
21°
|
22°
|
23°
|
24°
|
24°
|
24°
|
24°
|
24°
|
24°
|
22°
|
20°
|
19°
|
18°
|
| Wind direction and speed (mph) |
SW
8
|
SW
8
|
SW
8
|
SW
8
|
SW
7
|
SW
7
|
SW
6
|
SW
6
|
SW
7
|
SW
8
|
SW
8
|
WSW
9
|
WSW
10
|
WSW
10
|
WSW
9
|
WSW
10
|
WSW
10
|
WSW
9
|
SW
8
|
SW
8
|
SW
7
|
SW
7
|
SW
7
|
SW
6
|
| Wind gust (mph) |
16
|
15
|
14
|
13
|
12
|
12
|
12
|
14
|
16
|
17
|
19
|
20
|
20
|
21
|
20
|
20
|
19
|
18
|
16
|
14
|
13
|
12
|
12
|
11
|
| 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 |
67%
|
71%
|
74%
|
76%
|
78%
|
81%
|
82%
|
77%
|
75%
|
67%
|
61%
|
56%
|
51%
|
45%
|
42%
|
42%
|
44%
|
48%
|
50%
|
54%
|
59%
|
62%
|
65%
|
66%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 8 | 8 | 8 | 7 | 6 | 4 | 2 | 1 | 1 | - | - | - | - |
Saturday (25 July 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) |
18°
|
17°
|
16°
|
16°
|
15°
|
15°
|
14°
|
16°
|
18°
|
21°
|
23°
|
25°
|
26°
|
27°
|
28°
|
28°
|
28°
|
28°
|
27°
|
26°
|
23°
|
21°
|
20°
|
19°
|
| Feels like temperature (°C) |
17°
|
16°
|
16°
|
15°
|
15°
|
14°
|
14°
|
16°
|
19°
|
21°
|
23°
|
25°
|
26°
|
27°
|
27°
|
27°
|
28°
|
27°
|
27°
|
26°
|
24°
|
21°
|
20°
|
20°
|
| Wind direction and speed (mph) |
SW
6
|
SW
6
|
SW
6
|
SW
5
|
SW
5
|
SW
5
|
SW
4
|
SW
3
|
SSW
3
|
SSW
4
|
SSW
4
|
SSW
4
|
SSW
6
|
SSW
7
|
SW
7
|
SW
8
|
SW
8
|
SW
7
|
SW
7
|
WSW
5
|
WSW
5
|
SW
5
|
SSW
5
|
S
5
|
| Wind gust (mph) |
10
|
9
|
9
|
8
|
8
|
7
|
6
|
8
|
9
|
10
|
11
|
14
|
16
|
16
|
17
|
17
|
16
|
15
|
12
|
9
|
8
|
8
|
8
|
9
|
| 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 |
69%
|
72%
|
75%
|
77%
|
79%
|
82%
|
84%
|
78%
|
73%
|
65%
|
57%
|
53%
|
41%
|
41%
|
40%
|
40%
|
40%
|
40%
|
42%
|
56%
|
65%
|
70%
|
75%
|
78%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 | 1 | - | - | - | - |
Sunday (26 July 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
40%
|
40%
|
20%
|
20%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
20°
|
21°
|
22°
|
24°
|
25°
|
26°
|
26°
|
27°
|
27°
|
27°
|
26°
|
26°
|
25°
|
23°
|
20°
|
| Feels like temperature (°C) |
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
18°
|
20°
|
21°
|
22°
|
24°
|
25°
|
26°
|
27°
|
27°
|
27°
|
27°
|
27°
|
26°
|
26°
|
25°
|
21°
|
| Wind direction and speed (mph) |
S
5
|
S
6
|
S
6
|
SSW
6
|
SSW
6
|
SSW
6
|
SSW
6
|
SSW
6
|
SSW
6
|
SW
7
|
SW
7
|
SW
7
|
SW
8
|
SW
8
|
SW
7
|
SW
7
|
SW
8
|
SW
7
|
SW
6
|
SW
5
|
SW
5
|
SSW
5
|
| Wind gust (mph) |
9
|
10
|
11
|
11
|
11
|
11
|
11
|
12
|
14
|
15
|
16
|
17
|
17
|
17
|
17
|
17
|
16
|
14
|
12
|
10
|
9
|
9
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
80%
|
81%
|
81%
|
76%
|
77%
|
77%
|
77%
|
77%
|
73%
|
71%
|
67%
|
63%
|
59%
|
57%
|
57%
|
56%
|
56%
|
60%
|
62%
|
68%
|
78%
|
87%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 5 | 7 | 7 | 6 | 6 | 6 | 4 | 2 | 1 | 1 | - | - |
Monday (27 July 2026)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
20%
|
20%
|
30%
|
30%
|
30%
|
10%
|
20%
|
| Temperature (°C) |
19°
|
18°
|
20°
|
23°
|
25°
|
26°
|
22°
|
19°
|
| Feels like temperature (°C) |
19°
|
18°
|
20°
|
24°
|
25°
|
26°
|
23°
|
20°
|
| Wind direction and speed (mph) |
SW
5
|
SW
4
|
SW
5
|
WSW
6
|
WSW
7
|
WSW
6
|
WSW
4
|
SW
5
|
| Wind gust (mph) |
9
|
10
|
13
|
16
|
16
|
13
|
10
|
10
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
93%
|
95%
|
88%
|
68%
|
55%
|
55%
|
76%
|
85%
|
| UV | - | - | 2 | 7 | 7 | 2 | - | - |
Tuesday (28 July 2026)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
20%
|
30%
|
30%
|
30%
|
30%
|
20%
|
20%
|
| Temperature (°C) |
18°
|
18°
|
19°
|
23°
|
25°
|
24°
|
22°
|
20°
|
| Feels like temperature (°C) |
19°
|
18°
|
20°
|
23°
|
25°
|
24°
|
23°
|
21°
|
| Wind direction and speed (mph) |
SW
4
|
SW
5
|
SSW
4
|
WSW
5
|
NW
6
|
NNW
6
|
N
5
|
NW
5
|
| Wind gust (mph) |
9
|
10
|
14
|
16
|
16
|
14
|
11
|
11
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
92%
|
87%
|
69%
|
58%
|
65%
|
75%
|
81%
|
| UV | - | - | 2 | 7 | 7 | 2 | - | - |
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Forecast for 1am (UTC-4) Wednesday
Updated 01:06 (UTC+1) on Wed 22 Jul 2026
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