10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
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
+20
+15
10 September, tue
+20
+15
Feels like
+19
752 mmHg
67%
5
m/s
W
10 September, Tuesday. day, 20°; night, 15°; partly cloudy
11
+18
+14
11 September, wed
+18
+14
Feels like
+16
751 mmHg
70%
5.1
m/s
W
11 September, Wednesday. day, 18°; night, 14°; clear
12
+18
+14
12 September, thu
+18
+14
Feels like
+16
749 mmHg
77%
5.4
m/s
W
12 September, Thursday. day, 18°; night, 14°; rain
13
September
+28
+17
13 September, fri
+28
+17
Feels like
+25
762 mmHg
69%
2.1
m/s
SE
Climate normal
+19
+12
13 September, Friday. day, 28°; night, 17°; mostly clear
14
+28
+18
14 September, sat
+28
+18
Feels like
+26
763 mmHg
68%
2.6
m/s
E
Climate normal
+18
+14
14 September, Saturday. day, 28°; night, 18°; partly cloudy
15
+28
+18
15 September, sun
+28
+18
Feels like
+26
764 mmHg
67%
2.5
m/s
E
Climate normal
+15
+13
15 September, Sunday. day, 28°; night, 18°; partly cloudy
16
+30
+17
16 September, mon
+30
+17
Feels like
+27
762 mmHg
64%
3.2
m/s
SW
Climate normal
+17
+10
16 September, Monday. day, 30°; night, 17°; partly cloudy
17
+28
+16
17 September, tue
+28
+16
Feels like
+25
760 mmHg
63%
2.3
m/s
W
Climate normal
+18
+12
17 September, Tuesday. day, 28°; night, 16°; mostly clear
18
+27
+16
18 September, wed
+27
+16
Feels like
+24
758 mmHg
66%
2
m/s
SW
Climate normal
+18
+12
18 September, Wednesday. day, 27°; night, 16°; mostly clear
19
+27
+16
19 September, thu
+27
+16
Feels like
+23
756 mmHg
67%
2.6
m/s
N
Climate normal
+19
+12
19 September, Thursday. day, 27°; night, 16°; clear
20
+25
+13
20 September, fri
+25
+13
Feels like
+20
756 mmHg
62%
3
m/s
NE
Climate normal
+19
+14
20 September, Friday. day, 25°; night, 13°; mostly clear
21
+23
+12
21 September, sat
+23
+12
Feels like
+16
758 mmHg
60%
4.2
m/s
E
Climate normal
+18
+14
21 September, Saturday. day, 23°; night, 12°; clear
22
+23
+10
22 September, sun
+23
+10
Feels like
+17
759 mmHg
63%
3.8
m/s
SW
Climate normal
+18
+13
22 September, Sunday. day, 23°; night, 10°; overcast
23
+22
+12
23 September, mon
+22
+12
Feels like
+16
758 mmHg
63%
3.1
m/s
SW
Climate normal
+18
+12
23 September, Monday. day, 22°; night, 12°; partly cloudy
24
+21
+13
24 September, tue
+21
+13
Feels like
+15
757 mmHg
69%
4.1
m/s
S
Climate normal
+18
+13
24 September, Tuesday. day, 21°; night, 13°; partly cloudy
25
+18
+14
25 September, wed
+18
+14
Feels like
+13
753 mmHg
78%
4.1
m/s
SW
Climate normal
+18
+13
25 September, Wednesday. day, 18°; night, 14°; partly cloudy
26
+25
+14
26 September, thu
+25
+14
Feels like
+20
747 mmHg
83%
0.8
m/s
NE
Climate normal
+20
+14
26 September, Thursday. day, 25°; night, 14°; clear
27
+25
+12
27 September, fri
+25
+12
Feels like
+20
749 mmHg
82%
1.4
m/s
NE
Climate normal
+18
+14
27 September, Friday. day, 25°; night, 12°; clear
28
+23
+14
28 September, sat
+23
+14
Feels like
+18
749 mmHg
80%
1.9
m/s
N
Climate normal
+17
+14
28 September, Saturday. day, 23°; night, 14°; clear
29
+20
+11
29 September, sun
+20
+11
Feels like
+14
750 mmHg
82%
2.5
m/s
N
Climate normal
+14
+10
29 September, Sunday. day, 20°; night, 11°; clear
30
+20
+13
30 September, mon
+20
+13
Feels like
+14
750 mmHg
75%
2.2
m/s
E
Climate normal
+14
+10
30 September, Monday. day, 20°; night, 13°; clear
1 October
+20
+13
1 October, tue
+20
+13
Feels like
+15
749 mmHg
74%
4.5
m/s
SE
Climate normal
+14
+10
1 October, Tuesday. day, 20°; night, 13°; mostly clear
2
+20
+9
2 October, wed
+20
+9
Feels like
+13
750 mmHg
79%
2.1
m/s
SE
Climate normal
+14
+10
2 October, Wednesday. day, 20°; night, 9°; clear
3
+20
+12
3 October, thu
+20
+12
Feels like
+13
749 mmHg
74%
1.7
m/s
SW
Climate normal
+15
+11
3 October, Thursday. day, 20°; night, 12°; mostly clear
4
+18
+12
4 October, fri
+18
+12
Feels like
+12
749 mmHg
79%
4.6
m/s
NW
Climate normal
+14
+11
4 October, Friday. day, 18°; night, 12°; mostly clear
5
+13
+7
5 October, sat
+13
+7
Feels like
+5
755 mmHg
59%
4.5
m/s
NE
Climate normal
+13
+10
5 October, Saturday. day, 13°; night, 7°; mostly clear
6
+15
+11
6 October, sun
+15
+11
Feels like
+6
753 mmHg
59%
4.8
m/s
S
Climate normal
+16
+11
6 October, Sunday. day, 15°; night, 11°; mostly clear
7
+14
+10
7 October, mon
+14
+10
Feels like
+9
746 mmHg
78%
5.4
m/s
SW
Climate normal
+14
+10
7 October, Monday. day, 14°; night, 10°; partly cloudy
8
+12
+5
8 October, tue
+12
+5
Feels like
+3
740 mmHg
75%
8.4
m/s
NW
Climate normal
+13
+10
8 October, Tuesday. day, 12°; night, 5°; light rain
9
+9
+1
9 October, wed
+9
+1
Feels like
0
745 mmHg
60%
5.8
m/s
NW
Climate normal
+13
+9
9 October, Wednesday. day, 9°; night, 1°; clear
10
+12
+8
10 October, thu
+12
+8
Feels like
+3
749 mmHg
65%
2.6
m/s
SE
Climate normal
+12
+9
10 October, Thursday. day, 12°; night, 8°; clear
11
+18
+11
11 October, fri
+18
+11
Feels like
+10
747 mmHg
69%
2.9
m/s
SE
Climate normal
+13
+8
11 October, Friday. day, 18°; night, 11°; clear
12
+22
+11
12 October, sat
+22
+11
Feels like
+15
746 mmHg
82%
2.3
m/s
S
Climate normal
+13
+9
12 October, Saturday. day, 22°; night, 11°; clear
Average for 30 days
21
sunny days
1
day with precipitation
8
cloudy days
21 sunny days; 1 day with precipitation; 8 cloudy days;
70
%
air humidity
3.3
m/s
Wind
SW
0.6
mm of precipitation
(1% of annual average)
air humidity 70%; 0.6 millimeters of precipitation (1% of annual average); Wind south-westerly 3.3 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SE
E
E
SW
W
SW
N
NE
E
SW
SW
S
SW
NE
NE
N
N
E
SE
SE
SW
NW
NE
S
SW
NW
NW
SE
SE
S
13
Average data for 10 years
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
10
11
12
Daytime temperature
Night-time temperature
