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Monthly weather forecast in Sarnia
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
24
+6
+3
24 November, sun
+6
+3
Feels like
−1
744 mmHg
77%
8.8
m/s
SW
+7
24 November, Sunday. day, 6°; night, 3°; overcast
25
+5
+3
25 November, mon
+5
+3
Feels like
−2
744 mmHg
76%
8.1
m/s
SW
+7
25 November, Monday. day, 5°; night, 3°; rain
26
+4
+4
26 November, tue
+4
+4
Feels like
−3
746 mmHg
80%
9
m/s
W
+7
26 November, Tuesday. day, 4°; night, 4°; overcast
27
+3
0
27 November, wed
+3
0
Feels like
−3
748 mmHg
75%
6.6
m/s
W
+6
27 November, Wednesday. day, 3°; night, 0°; clear
28
November
+3
−1
28 November, thu
+3
−1
Feels like
−5
740 mmHg
67%
6.4
m/s
NW
+9
Climate normal
+4
+2
28 November, Thursday. day, 3°; night, -1°; light rain
29
0
−3
29 November, fri
0
−3
Feels like
−10
741 mmHg
65%
9.4
m/s
W
+8
Climate normal
+7
+3
29 November, Friday. day, 0°; night, -3°; overcast
30
−2
−4
30 November, sat
−2
−4
Feels like
−12
743 mmHg
66%
8.2
m/s
W
+8
Climate normal
+5
+3
30 November, Saturday. day, -2°; night, -4°; overcast
1 December
0
−2
1 December, sun
0
−2
Feels like
−8
745 mmHg
65%
5.7
m/s
W
+7
Climate normal
+3
+1
1 December, Sunday. day, 0°; night, -2°; partly cloudy
2
+1
−3
2 December, mon
+1
−3
Feels like
−6
749 mmHg
69%
4.9
m/s
W
+6
Climate normal
+4
+3
2 December, Monday. day, 1°; night, -3°; snow
3
−1
−3
3 December, tue
−1
−3
Feels like
−9
750 mmHg
68%
5.8
m/s
W
+6
Climate normal
+5
+3
3 December, Tuesday. day, -1°; night, -3°; light snow
4
0
−1
4 December, wed
0
−1
Feels like
−8
745 mmHg
79%
5.8
m/s
SW
+6
Climate normal
+5
+5
4 December, Wednesday. day, 0°; night, -1°; snow
5
+1
−1
5 December, thu
+1
−1
Feels like
−7
744 mmHg
75%
5.8
m/s
SW
+5
Climate normal
+1
−1
5 December, Thursday. day, 1°; night, -1°; light snow
6
−2
−5
6 December, fri
−2
−5
Feels like
−10
746 mmHg
71%
5.8
m/s
NW
+5
Climate normal
0
−2
6 December, Friday. day, -2°; night, -5°; overcast
7
−1
−3
7 December, sat
−1
−3
Feels like
−9
749 mmHg
69%
4.6
m/s
SW
+4
Climate normal
0
−2
7 December, Saturday. day, -1°; night, -3°; light snow
8
−1
−2
8 December, sun
−1
−2
Feels like
−9
744 mmHg
82%
6.9
m/s
NW
0
Climate normal
+1
0
8 December, Sunday. day, -1°; night, -2°; overcast
9
0
−11
9 December, mon
0
−11
Feels like
−9
746 mmHg
79%
5.6
m/s
W
0
Climate normal
−1
−2
9 December, Monday. day, 0°; night, -11°; overcast
10
+1
−3
10 December, tue
+1
−3
Feels like
−6
746 mmHg
88%
5.5
m/s
NW
0
Climate normal
0
−2
10 December, Tuesday. day, 1°; night, -3°; partly cloudy
11
−1
−2
11 December, wed
−1
−2
Feels like
−9
745 mmHg
80%
6.7
m/s
SW
0
Climate normal
0
−3
11 December, Wednesday. day, -1°; night, -2°; mostly clear
12
+1
−2
12 December, thu
+1
−2
Feels like
−8
739 mmHg
87%
8.8
m/s
W
0
Climate normal
+1
−2
12 December, Thursday. day, 1°; night, -2°; sleet
13
+3
+5
13 December, fri
+3
+5
Feels like
−10
732 mmHg
90%
12.5
m/s
S
+2
Climate normal
+1
−1
13 December, Friday. day, 3°; night, 5°; sleet
14
+6
+5
14 December, sat
+6
+5
Feels like
−3
732 mmHg
90%
9.5
m/s
SW
+5
Climate normal
+2
−1
14 December, Saturday. day, 6°; night, 5°; partly cloudy
15
+4
+2
15 December, sun
+4
+2
Feels like
−3
735 mmHg
95%
5.6
m/s
W
+3
Climate normal
0
−2
15 December, Sunday. day, 4°; night, 2°; rain
16
+1
−2
16 December, mon
+1
−2
Feels like
−9
742 mmHg
80%
10.8
m/s
W
0
Climate normal
−1
−3
16 December, Monday. day, 1°; night, -2°; partly cloudy
17
0
−1
17 December, tue
0
−1
Feels like
−7
752 mmHg
70%
4.6
m/s
SW
0
Climate normal
0
−2
17 December, Tuesday. day, 0°; night, -1°; mostly clear
18
+2
+1
18 December, wed
+2
+1
Feels like
−6
747 mmHg
79%
6.8
m/s
E
+1
Climate normal
0
−1
18 December, Wednesday. day, 2°; night, 1°; sleet
19
+7
+13
19 December, thu
+7
+13
Feels like
−4
738 mmHg
95%
9.7
m/s
E
+5
Climate normal
0
−3
19 December, Thursday. day, 7°; night, 13°; sleet
20
+9
−7
20 December, fri
+9
−7
Feels like
−11
738 mmHg
68%
15.1
m/s
W
+7
Climate normal
0
−2
20 December, Friday. day, 9°; night, -7°; light rain
21
−5
−8
21 December, sat
−5
−8
Feels like
−15
755 mmHg
61%
8.4
m/s
W
0
Climate normal
+1
0
21 December, Saturday. day, -5°; night, -8°; mostly clear
22
−5
−8
22 December, sun
−5
−8
Feels like
−17
753 mmHg
45%
8.7
m/s
SW
0
Climate normal
+1
−1
22 December, Sunday. day, -5°; night, -8°; clear
23
−7
−6
23 December, mon
−7
−6
Feels like
−16
753 mmHg
49%
6.8
m/s
W
0
Climate normal
0
−1
23 December, Monday. day, -7°; night, -6°; clear
24
0
−1
24 December, tue
0
−1
Feels like
−9
747 mmHg
55%
5.2
m/s
S
0
Climate normal
+1
−1
24 December, Tuesday. day, 0°; night, -1°; sleet
25
−1
−3
25 December, wed
−1
−3
Feels like
−9
747 mmHg
91%
7.1
m/s
NW
0
Climate normal
−1
−2
25 December, Wednesday. day, -1°; night, -3°; light snow
26
−4
−5
26 December, thu
−4
−5
Feels like
−15
742 mmHg
94%
11.4
m/s
NE
0
Climate normal
+1
−2
26 December, Thursday. day, -4°; night, -5°; snow
27
−5
−15
27 December, fri
−5
−15
Feels like
−15
749 mmHg
92%
7.9
m/s
W
0
Climate normal
−1
−2
27 December, Friday. day, -5°; night, -15°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
28
−1
−2
28 December, sat
−1
−2
Feels like
−8
745 mmHg
82%
8.8
m/s
W
+3
28 December, Saturday. day, -1°; night, -2°; overcast
Average for 30 days
5
sunny days
15
days with precipitation
10
cloudy days
5 sunny days; 15 days with precipitation; 10 cloudy days;
75
%
air humidity
7.5
m/s
Wind
W
11
mm of precipitation
(2% of annual average)
+3
°C
Water temperature
air humidity 75%; 11 millimeters of precipitation (2% of annual average); Wind westerly 7.5 Meters per second; Water temperature +3°
Forecast in graphs
Temperature
Water temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NW
W
W
W
W
W
SW
SW
NW
SW
NW
W
NW
SW
W
S
SW
W
W
SW
E
E
W
W
SW
W
S
NW
NE
W
28
Average data for 10 years
29
30
1
December
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
Daytime temperature
Night-time temperature
