Sarnia (Canada) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 4° Celsius; -
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 6° Celsius;
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 6° Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 9° Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 7° Celsius; -
Maximum daytime temperature: 10° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 10° Celsius; Minimum nighttime temperature: 8° Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 11° Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 12° Celsius;
Sunny intervals.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Sarnia
Today (29 April 2025)
| Time |
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 |
20%
|
10%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
10%
|
30%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
17°
|
17°
|
17°
|
18°
|
18°
|
19°
|
19°
|
21°
|
22°
|
22°
|
22°
|
22°
|
21°
|
20°
|
17°
|
13°
|
11°
|
9°
|
8°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
14°
|
14°
|
15°
|
15°
|
16°
|
18°
|
18°
|
18°
|
18°
|
16°
|
14°
|
13°
|
10°
|
8°
|
6°
|
4°
|
| Wind direction and speed |
SSW
20
|
SSW
20
|
SSW
21
|
SSW
21
|
SSW
21
|
SSW
21
|
SSW
21
|
SW
21
|
SW
22
|
SW
22
|
SW
20
|
WSW
21
|
W
22
|
WNW
21
|
NNW
19
|
NNW
18
|
NNW
16
|
NNW
15
|
N
15
|
| Wind gust (mph) |
34
|
35
|
35
|
35
|
36
|
37
|
37
|
40
|
40
|
40
|
40
|
42
|
42
|
39
|
33
|
31
|
28
|
26
|
26
|
| Visibility |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
71%
|
75%
|
77%
|
81%
|
83%
|
81%
|
82%
|
77%
|
75%
|
69%
|
66%
|
58%
|
54%
|
49%
|
56%
|
59%
|
64%
|
69%
|
72%
|
| UV | - | - | - | 1 | 2 | 2 | 5 | 5 | 7 | 5 | 6 | 4 | 2 | 1 | 1 | - | - | - | - |
Wednesday (30 April 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
|
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%
|
| Temperature (°C) |
7°
|
6°
|
6°
|
5°
|
5°
|
4°
|
4°
|
4°
|
4°
|
4°
|
5°
|
5°
|
6°
|
6°
|
7°
|
7°
|
7°
|
7°
|
7°
|
6°
|
6°
|
7°
|
| Feels like temperature (°C) |
3°
|
2°
|
2°
|
1°
|
0°
|
0°
|
0°
|
0°
|
1°
|
2°
|
2°
|
3°
|
4°
|
4°
|
5°
|
5°
|
5°
|
4°
|
4°
|
4°
|
3°
|
5°
|
| Wind direction and speed (mph) |
N
15
|
N
14
|
N
15
|
N
15
|
N
15
|
N
14
|
N
12
|
N
11
|
N
9
|
N
8
|
N
7
|
N
6
|
N
6
|
N
6
|
N
6
|
N
6
|
NNE
6
|
NNE
7
|
NNE
8
|
NE
8
|
NE
8
|
ENE
5
|
| Wind gust (mph) |
25
|
25
|
25
|
25
|
24
|
22
|
21
|
19
|
17
|
15
|
14
|
14
|
14
|
14
|
14
|
14
|
14
|
15
|
16
|
15
|
15
|
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 |
73%
|
74%
|
74%
|
73%
|
72%
|
72%
|
73%
|
75%
|
73%
|
71%
|
69%
|
68%
|
66%
|
66%
|
67%
|
66%
|
68%
|
71%
|
72%
|
72%
|
73%
|
75%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 7 | 7 | 7 | 6 | 4 | 2 | 1 | 1 | - | - |
Thursday (1 May 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
 |
|
|
 |
|
|
| Chance of precipitation |
30%
|
60%
|
60%
|
50%
|
60%
|
80%
|
50%
|
40%
|
| Temperature (°C) |
8°
|
8°
|
10°
|
14°
|
17°
|
19°
|
18°
|
17°
|
| Feels like temperature (°C) |
7°
|
7°
|
7°
|
12°
|
15°
|
17°
|
15°
|
14°
|
| Wind direction and speed (mph) |
SE
6
|
ESE
7
|
SE
9
|
SE
13
|
SSE
12
|
SSE
12
|
SSW
15
|
SW
15
|
| Wind gust (mph) |
14
|
18
|
23
|
26
|
23
|
27
|
31
|
29
|
| Visibility (description) |
VG
|
VG
|
G
|
VG
|
VG
|
G
|
G
|
G
|
| Humidity |
68%
|
69%
|
67%
|
68%
|
71%
|
76%
|
87%
|
91%
|
| UV | - | - | 1 | 5 | 6 | 2 | - | - |
Friday (2 May 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
14°
|
10°
|
10°
|
12°
|
15°
|
15°
|
12°
|
11°
|
| Feels like temperature (°C) |
12°
|
8°
|
7°
|
10°
|
13°
|
13°
|
10°
|
9°
|
| Wind direction and speed (mph) |
W
13
|
WNW
11
|
WNW
10
|
WNW
10
|
WNW
10
|
NNW
11
|
N
9
|
NNW
10
|
| Wind gust (mph) |
25
|
22
|
21
|
23
|
23
|
21
|
20
|
21
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
92%
|
91%
|
88%
|
78%
|
69%
|
64%
|
72%
|
75%
|
| UV | - | - | 1 | 5 | 7 | 2 | - | - |
Saturday (3 May 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
9°
|
8°
|
7°
|
9°
|
10°
|
9°
|
8°
|
8°
|
| Feels like temperature (°C) |
6°
|
5°
|
4°
|
6°
|
7°
|
7°
|
6°
|
6°
|
| Wind direction and speed (mph) |
NNW
11
|
NNW
12
|
NNW
12
|
NNW
12
|
N
12
|
N
11
|
N
9
|
N
8
|
| Wind gust (mph) |
22
|
23
|
23
|
24
|
23
|
22
|
16
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
80%
|
76%
|
68%
|
65%
|
62%
|
64%
|
68%
|
| UV | - | - | 1 | 5 | 6 | 2 | - | - |
Sunday (4 May 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
10%
|
20%
|
| Temperature (°C) |
9°
|
9°
|
10°
|
13°
|
15°
|
15°
|
12°
|
13°
|
| Feels like temperature (°C) |
7°
|
7°
|
7°
|
10°
|
13°
|
13°
|
10°
|
11°
|
| Wind direction and speed (mph) |
N
8
|
NNW
8
|
N
10
|
NNE
10
|
NNE
11
|
NNE
11
|
NE
10
|
ENE
10
|
| Wind gust (mph) |
16
|
16
|
21
|
23
|
23
|
21
|
19
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
69%
|
72%
|
66%
|
57%
|
53%
|
55%
|
63%
|
67%
|
| UV | - | - | 1 | 6 | 7 | 2 | - | - |
Monday (5 May 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
40%
|
30%
|
10%
|
20%
|
10%
|
10%
|
| Temperature (°C) |
12°
|
12°
|
12°
|
15°
|
17°
|
18°
|
16°
|
14°
|
| Feels like temperature (°C) |
10°
|
10°
|
11°
|
14°
|
15°
|
16°
|
15°
|
13°
|
| Wind direction and speed (mph) |
E
9
|
E
8
|
ESE
8
|
SE
9
|
SE
10
|
SE
10
|
SSW
9
|
SSE
8
|
| Wind gust (mph) |
18
|
16
|
17
|
20
|
22
|
21
|
16
|
15
|
| Visibility (description) |
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
68%
|
75%
|
78%
|
69%
|
62%
|
59%
|
65%
|
72%
|
| UV | - | - | 1 | 5 | 5 | 2 | - | - |
Tooltip header
UK video forecast
weather map
Forecast
Forecast for 05:00 (UTC-4), Tue
Updated 07:18 (UTC+1) on Tue 29 Apr 2025
Loading map...