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Monthly weather forecast in Ottawa
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
8
+20
+15
8 September, sun
+20
+15
Feels like
+18
750 mmHg
74%
6
m/s
W
8 September, Sunday. day, 20°; night, 15°; clear
9
+19
+14
9 September, mon
+19
+14
Feels like
+17
752 mmHg
68%
4.5
m/s
NW
9 September, Monday. day, 19°; night, 14°; rain
10
September
+21
+11
10 September, tue
+21
+11
Feels like
+14
758 mmHg
56%
4.6
m/s
W
Climate normal
+20
+15
10 September, Tuesday. day, 21°; night, 11°; mostly clear
11
+24
+16
11 September, wed
+24
+16
Feels like
+19
759 mmHg
66%
3.2
m/s
SW
Climate normal
+18
+14
11 September, Wednesday. day, 24°; night, 16°; partly cloudy
12
+26
+17
12 September, thu
+26
+17
Feels like
+23
760 mmHg
65%
3.2
m/s
S
Climate normal
+18
+14
12 September, Thursday. day, 26°; night, 17°; partly cloudy
13
+29
+17
13 September, fri
+29
+17
Feels like
+25
761 mmHg
66%
2.3
m/s
NW
Climate normal
+19
+12
13 September, Friday. day, 29°; night, 17°; light rain
14
+28
+16
14 September, sat
+28
+16
Feels like
+26
762 mmHg
68%
1.8
m/s
E
Climate normal
+18
+14
14 September, Saturday. day, 28°; night, 16°; partly cloudy
15
+27
+15
15 September, sun
+27
+15
Feels like
+24
762 mmHg
70%
1.7
m/s
S
Climate normal
+15
+13
15 September, Sunday. day, 27°; night, 15°; partly cloudy
16
+28
+16
16 September, mon
+28
+16
Feels like
+24
760 mmHg
69%
2
m/s
SW
Climate normal
+17
+10
16 September, Monday. day, 28°; night, 16°; partly cloudy
17
+28
+16
17 September, tue
+28
+16
Feels like
+25
760 mmHg
69%
2
m/s
SW
Climate normal
+18
+12
17 September, Tuesday. day, 28°; night, 16°; mostly clear
18
+28
+17
18 September, wed
+28
+17
Feels like
+25
759 mmHg
70%
3
m/s
E
Climate normal
+18
+12
18 September, Wednesday. day, 28°; night, 17°; overcast
19
+27
+17
19 September, thu
+27
+17
Feels like
+24
758 mmHg
68%
3.2
m/s
SE
Climate normal
+19
+12
19 September, Thursday. day, 27°; night, 17°; partly cloudy
20
+27
+16
20 September, fri
+27
+16
Feels like
+23
757 mmHg
65%
3.2
m/s
S
Climate normal
+19
+14
20 September, Friday. day, 27°; night, 16°; partly cloudy
21
+26
+17
21 September, sat
+26
+17
Feels like
+23
755 mmHg
69%
3.6
m/s
W
Climate normal
+18
+14
21 September, Saturday. day, 26°; night, 17°; partly cloudy
22
+25
+19
22 September, sun
+25
+19
Feels like
+22
753 mmHg
74%
4.1
m/s
SW
Climate normal
+18
+13
22 September, Sunday. day, 25°; night, 19°; partly cloudy
23
+20
+13
23 September, mon
+20
+13
Feels like
+15
744 mmHg
82%
6.1
m/s
SW
Climate normal
+18
+12
23 September, Monday. day, 20°; night, 13°; light rain
24
+13
+6
24 September, tue
+13
+6
Feels like
+7
747 mmHg
73%
3.8
m/s
W
Climate normal
+18
+13
24 September, Tuesday. day, 13°; night, 6°; partly cloudy
25
+14
+8
25 September, wed
+14
+8
Feels like
+7
747 mmHg
67%
3.1
m/s
W
Climate normal
+18
+13
25 September, Wednesday. day, 14°; night, 8°; clear
26
+14
+8
26 September, thu
+14
+8
Feels like
+6
747 mmHg
70%
4.2
m/s
W
Climate normal
+20
+14
26 September, Thursday. day, 14°; night, 8°; clear
27
+17
+11
27 September, fri
+17
+11
Feels like
+9
745 mmHg
77%
3.1
m/s
W
Climate normal
+18
+14
27 September, Friday. day, 17°; night, 11°; clear
28
+16
+10
28 September, sat
+16
+10
Feels like
+11
746 mmHg
76%
3.1
m/s
NW
Climate normal
+17
+14
28 September, Saturday. day, 16°; night, 10°; mostly clear
29
+17
+10
29 September, sun
+17
+10
Feels like
+10
750 mmHg
77%
1.6
m/s
NW
Climate normal
+14
+10
29 September, Sunday. day, 17°; night, 10°; clear
30
+21
+14
30 September, mon
+21
+14
Feels like
+13
752 mmHg
55%
2.9
m/s
W
Climate normal
+14
+10
30 September, Monday. day, 21°; night, 14°; clear
1 October
+22
+12
1 October, tue
+22
+12
Feels like
+16
752 mmHg
65%
2.1
m/s
NW
Climate normal
+14
+10
1 October, Tuesday. day, 22°; night, 12°; clear
2
+20
+13
2 October, wed
+20
+13
Feels like
+13
750 mmHg
69%
2.9
m/s
E
Climate normal
+14
+10
2 October, Wednesday. day, 20°; night, 13°; clear
3
+21
+15
3 October, thu
+21
+15
Feels like
+14
745 mmHg
57%
4.1
m/s
SE
Climate normal
+15
+11
3 October, Thursday. day, 21°; night, 15°; clear
4
+15
+6
4 October, fri
+15
+6
Feels like
+7
736 mmHg
92%
11.7
m/s
E
Climate normal
+14
+11
4 October, Friday. day, 15°; night, 6°; rain
5
+8
+2
5 October, sat
+8
+2
Feels like
−1
755 mmHg
73%
6.2
m/s
N
Climate normal
+13
+10
5 October, Saturday. day, 8°; night, 2°; mostly clear
6
+12
+7
6 October, sun
+12
+7
Feels like
+3
756 mmHg
66%
4.2
m/s
SW
Climate normal
+16
+11
6 October, Sunday. day, 12°; night, 7°; clear
7
+16
+12
7 October, mon
+16
+12
Feels like
+7
751 mmHg
65%
5.6
m/s
SW
Climate normal
+14
+10
7 October, Monday. day, 16°; night, 12°; clear
8
+18
+15
8 October, tue
+18
+15
Feels like
+10
748 mmHg
68%
6.4
m/s
SW
Climate normal
+13
+10
8 October, Tuesday. day, 18°; night, 15°; mostly clear
9
+19
+18
9 October, wed
+19
+18
Feels like
+13
745 mmHg
81%
7.7
m/s
S
Climate normal
+13
+9
9 October, Wednesday. day, 19°; night, 18°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
10
+12
+9
10 October, thu
+12
+9
Feels like
+9
753 mmHg
64%
5.5
m/s
W
10 October, Thursday. day, 12°; night, 9°; partly cloudy
11
+13
+8
11 October, fri
+13
+8
Feels like
+10
755 mmHg
68%
5
m/s
S
11 October, Friday. day, 13°; night, 8°; clear
12
+13
+9
12 October, sat
+13
+9
Feels like
+10
753 mmHg
73%
5
m/s
S
12 October, Saturday. day, 13°; night, 9°; rain
Average for 30 days
16
sunny days
2
days with precipitation
12
cloudy days
16 sunny days; 2 days with precipitation; 12 cloudy days;
70
%
air humidity
3.9
m/s
Wind
SW
5
mm of precipitation
(1% of annual average)
air humidity 70%; 5 millimeters of precipitation (1% of annual average); Wind south-westerly 3.9 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
SW
S
NW
E
S
SW
SW
E
SE
S
W
SW
SW
W
W
W
W
NW
NW
W
NW
E
SE
E
N
SW
SW
SW
S
10
Average data for 10 years
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
Daytime temperature
Night-time temperature
