Sarnia (Canada) weather
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Forecast days
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 9° Celsius; -
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 10° Celsius;
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 11° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius; -
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius; -
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius;
Overcast changing to sunny intervals by lunchtime.
Sunrise:
Sunset:
VH UV
No pollution data.
No pollen data.
7 day forecast for Sarnia
Today (24 May 2025)
| Time |
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%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
10°
|
11°
|
11°
|
12°
|
12°
|
13°
|
13°
|
12°
|
12°
|
12°
|
11°
|
10°
|
10°
|
10°
|
| Feels like temperature (°C) |
8°
|
8°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
| Wind direction and speed |
NW
12
|
NW
12
|
NNW
12
|
NNW
12
|
NNW
12
|
NNW
12
|
NNW
12
|
N
10
|
N
10
|
NNE
9
|
NNE
8
|
NNE
6
|
NE
5
|
NNE
3
|
| Wind gust (mph) |
23
|
23
|
23
|
23
|
23
|
22
|
21
|
19
|
17
|
16
|
13
|
10
|
7
|
6
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
78%
|
76%
|
69%
|
67%
|
65%
|
63%
|
63%
|
63%
|
65%
|
66%
|
68%
|
72%
|
72%
|
75%
|
| UV | 2 | 4 | 4 | 6 | 7 | 6 | 5 | 3 | 1 | 1 | - | - | - | - |
Sunday (25 May 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%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
10°
|
11°
|
11°
|
12°
|
12°
|
13°
|
13°
|
13°
|
14°
|
14°
|
13°
|
13°
|
13°
|
12°
|
12°
|
11°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
9°
|
| Wind direction and speed (mph) |
NNW
3
|
NW
3
|
NW
3
|
NW
4
|
NW
5
|
NW
5
|
NW
5
|
NW
6
|
NW
6
|
NW
7
|
NW
8
|
NW
8
|
NW
9
|
NNW
10
|
NNW
11
|
NNW
10
|
NNW
10
|
N
10
|
N
10
|
N
10
|
N
9
|
N
7
|
| Wind gust (mph) |
6
|
6
|
7
|
8
|
8
|
8
|
10
|
11
|
14
|
15
|
17
|
18
|
20
|
22
|
21
|
21
|
20
|
19
|
19
|
18
|
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 |
74%
|
73%
|
72%
|
71%
|
73%
|
74%
|
75%
|
76%
|
74%
|
69%
|
65%
|
62%
|
57%
|
56%
|
55%
|
58%
|
58%
|
58%
|
61%
|
65%
|
68%
|
76%
|
| UV | - | - | - | - | - | - | - | 1 | 2 | 3 | 5 | 6 | 6 | 9 | 7 | 5 | 5 | 3 | 1 | 1 | - | - |
Monday (26 May 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
10°
|
11°
|
13°
|
14°
|
14°
|
12°
|
11°
|
| Feels like temperature (°C) |
9°
|
9°
|
10°
|
11°
|
13°
|
12°
|
11°
|
10°
|
| Wind direction and speed (mph) |
NNW
7
|
NNW
8
|
NNW
8
|
N
9
|
NNE
9
|
NNE
10
|
NNE
8
|
NNE
6
|
| Wind gust (mph) |
13
|
15
|
18
|
18
|
18
|
18
|
13
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
78%
|
82%
|
78%
|
71%
|
66%
|
64%
|
74%
|
76%
|
| UV | - | - | 2 | 7 | 8 | 3 | - | - |
Tuesday (27 May 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
12°
|
12°
|
13°
|
17°
|
19°
|
19°
|
17°
|
16°
|
| Feels like temperature (°C) |
11°
|
11°
|
12°
|
16°
|
17°
|
17°
|
15°
|
14°
|
| Wind direction and speed (mph) |
NE
7
|
ENE
6
|
E
6
|
E
9
|
E
10
|
E
10
|
ENE
8
|
ENE
9
|
| Wind gust (mph) |
12
|
12
|
18
|
20
|
21
|
21
|
17
|
21
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
78%
|
66%
|
57%
|
46%
|
48%
|
59%
|
64%
|
| UV | - | - | 1 | 6 | 6 | 2 | - | - |
Wednesday (28 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%
|
30%
|
40%
|
40%
|
40%
|
40%
|
20%
|
20%
|
| Temperature (°C) |
15°
|
14°
|
14°
|
15°
|
16°
|
16°
|
15°
|
15°
|
| Feels like temperature (°C) |
13°
|
13°
|
12°
|
13°
|
13°
|
14°
|
13°
|
13°
|
| Wind direction and speed (mph) |
E
10
|
E
10
|
E
11
|
ESE
13
|
SE
14
|
SE
14
|
SE
11
|
SSE
10
|
| Wind gust (mph) |
20
|
22
|
27
|
29
|
28
|
25
|
21
|
18
|
| Visibility (description) |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
64%
|
71%
|
69%
|
80%
|
80%
|
78%
|
80%
|
85%
|
| UV | - | - | 1 | 4 | 4 | 1 | - | - |
Thursday (29 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%
|
30%
|
30%
|
30%
|
20%
|
10%
|
20%
|
| Temperature (°C) |
14°
|
14°
|
13°
|
15°
|
17°
|
16°
|
15°
|
14°
|
| Feels like temperature (°C) |
13°
|
13°
|
12°
|
13°
|
15°
|
14°
|
14°
|
12°
|
| Wind direction and speed (mph) |
S
9
|
SSW
8
|
SSW
9
|
SW
10
|
WSW
10
|
W
10
|
WNW
8
|
WNW
7
|
| Wind gust (mph) |
16
|
17
|
19
|
21
|
22
|
20
|
16
|
14
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
86%
|
91%
|
89%
|
81%
|
73%
|
75%
|
78%
|
81%
|
| UV | - | - | 1 | 4 | 7 | 3 | - | - |
Friday (30 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%
|
<5%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
13°
|
14°
|
17°
|
19°
|
19°
|
18°
|
16°
|
| Feels like temperature (°C) |
12°
|
12°
|
13°
|
15°
|
17°
|
17°
|
16°
|
14°
|
| Wind direction and speed (mph) |
WNW
8
|
WNW
8
|
WNW
8
|
NW
10
|
NW
11
|
NNW
10
|
NW
9
|
WNW
8
|
| Wind gust (mph) |
16
|
16
|
19
|
22
|
22
|
20
|
17
|
16
|
| Visibility (description) |
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
85%
|
80%
|
66%
|
56%
|
57%
|
62%
|
69%
|
| UV | - | - | 2 | 7 | 8 | 3 | - | - |
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Forecast for 10:00 (UTC-4), Sat
Updated 13:20 (UTC+1) on Sat 24 May 2025
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