Sarnia (Canada) weather
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Forecast days
-
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 10° Celsius; -
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 9° Celsius;
-
Maximum daytime temperature: 12° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 12° 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: 14° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 10° 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;
Overcast changing to light rain by late morning.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
7 day forecast for Sarnia
Today (21 May 2025)
| Time |
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%
|
10%
|
30%
|
30%
|
30%
|
30%
|
60%
|
80%
|
90%
|
80%
|
80%
|
80%
|
80%
|
80%
|
80%
|
70%
|
80%
|
70%
|
80%
|
| Temperature |
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
12°
|
13°
|
14°
|
14°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
12°
|
12°
|
| Feels like temperature (°C) |
7°
|
7°
|
7°
|
7°
|
8°
|
8°
|
8°
|
10°
|
11°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
10°
|
| Wind direction and speed |
E
15
|
E
15
|
E
14
|
E
13
|
ENE
13
|
ENE
13
|
ENE
13
|
ENE
13
|
ENE
12
|
ENE
12
|
ENE
11
|
NE
12
|
NE
12
|
NE
12
|
NE
12
|
NNE
12
|
NNE
11
|
NNE
11
|
NNE
10
|
NNE
10
|
| Wind gust (mph) |
29
|
28
|
28
|
26
|
26
|
26
|
25
|
25
|
24
|
23
|
22
|
23
|
23
|
23
|
22
|
22
|
21
|
19
|
18
|
19
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
79%
|
77%
|
76%
|
78%
|
81%
|
81%
|
82%
|
80%
|
78%
|
80%
|
85%
|
89%
|
91%
|
92%
|
93%
|
94%
|
94%
|
95%
|
95%
|
96%
|
| UV | - | - | - | - | 1 | 1 | 2 | 4 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | - | - | - | - | - |
Thursday (22 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 |
70%
|
70%
|
70%
|
60%
|
70%
|
70%
|
70%
|
70%
|
80%
|
70%
|
70%
|
60%
|
40%
|
50%
|
60%
|
50%
|
50%
|
50%
|
40%
|
30%
|
30%
|
20%
|
| Temperature (°C) |
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
7°
|
7°
|
7°
|
7°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
5°
|
6°
|
| Wind direction and speed (mph) |
NNE
10
|
NNE
10
|
NNE
10
|
N
10
|
N
11
|
N
12
|
N
13
|
N
14
|
N
15
|
N
16
|
N
17
|
N
18
|
N
18
|
N
19
|
NNW
20
|
NNW
20
|
NNW
21
|
NNW
21
|
NNW
21
|
NNW
21
|
NNW
20
|
NNW
17
|
| Wind gust (mph) |
19
|
18
|
18
|
19
|
21
|
22
|
24
|
26
|
27
|
28
|
30
|
32
|
33
|
34
|
35
|
36
|
37
|
37
|
37
|
36
|
34
|
28
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
| Humidity |
95%
|
95%
|
95%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
95%
|
95%
|
93%
|
93%
|
93%
|
91%
|
92%
|
91%
|
91%
|
91%
|
91%
|
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | - | - |
Friday (23 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%
|
10%
|
20%
|
40%
|
20%
|
10%
|
20%
|
20%
|
| Temperature (°C) |
9°
|
9°
|
9°
|
10°
|
11°
|
12°
|
12°
|
11°
|
| Feels like temperature (°C) |
6°
|
6°
|
6°
|
7°
|
9°
|
9°
|
9°
|
9°
|
| Wind direction and speed (mph) |
NW
15
|
NW
14
|
WNW
14
|
NW
15
|
NW
14
|
NW
13
|
NW
10
|
WNW
10
|
| Wind gust (mph) |
26
|
27
|
28
|
28
|
26
|
24
|
19
|
21
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
| Humidity |
83%
|
77%
|
79%
|
75%
|
66%
|
61%
|
65%
|
72%
|
| UV | - | - | 1 | 5 | 2 | 1 | - | - |
Saturday (24 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%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
10°
|
10°
|
11°
|
13°
|
13°
|
12°
|
11°
|
| Feels like temperature (°C) |
8°
|
7°
|
7°
|
9°
|
11°
|
11°
|
10°
|
10°
|
| Wind direction and speed (mph) |
WNW
12
|
WNW
12
|
WNW
12
|
NW
12
|
NNW
11
|
NNW
10
|
NNE
7
|
N
4
|
| Wind gust (mph) |
22
|
23
|
24
|
24
|
23
|
19
|
13
|
9
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
77%
|
76%
|
66%
|
59%
|
59%
|
64%
|
72%
|
| UV | - | - | 1 | 5 | 5 | 3 | - | - |
Sunday (25 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%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
10°
|
11°
|
13°
|
14°
|
13°
|
12°
|
11°
|
| Feels like temperature (°C) |
10°
|
9°
|
9°
|
11°
|
12°
|
11°
|
10°
|
9°
|
| Wind direction and speed (mph) |
NNW
5
|
NW
6
|
NNW
8
|
NNW
9
|
N
10
|
N
10
|
NNE
8
|
N
6
|
| Wind gust (mph) |
11
|
14
|
17
|
20
|
21
|
19
|
14
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
71%
|
74%
|
72%
|
62%
|
60%
|
63%
|
69%
|
76%
|
| UV | - | - | 2 | 7 | 8 | 3 | - | - |
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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
10°
|
11°
|
11°
|
13°
|
13°
|
13°
|
12°
|
11°
|
| Feels like temperature (°C) |
9°
|
9°
|
10°
|
11°
|
11°
|
11°
|
10°
|
9°
|
| Wind direction and speed (mph) |
NNW
7
|
NNW
7
|
NNW
8
|
N
10
|
N
11
|
N
12
|
N
10
|
N
9
|
| Wind gust (mph) |
12
|
14
|
17
|
21
|
23
|
22
|
18
|
16
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
76%
|
74%
|
67%
|
64%
|
65%
|
71%
|
75%
|
| UV | - | - | 2 | 5 | 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 |
10%
|
10%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
11°
|
11°
|
12°
|
14°
|
15°
|
15°
|
13°
|
12°
|
| Feels like temperature (°C) |
9°
|
9°
|
10°
|
11°
|
12°
|
13°
|
12°
|
10°
|
| Wind direction and speed (mph) |
N
8
|
N
8
|
N
8
|
NNE
10
|
NNE
12
|
N
12
|
NNE
9
|
N
8
|
| Wind gust (mph) |
16
|
15
|
19
|
22
|
22
|
20
|
16
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
79%
|
73%
|
63%
|
58%
|
56%
|
63%
|
69%
|
| UV | - | - | 2 | 7 | 8 | 3 | - | - |
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Forecast for 04:00 (UTC-4), Wed
Updated 07:21 (UTC+1) on Wed 21 May 2025
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