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May 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
28
+10
+5
28 April, sun
+10
+5
Feels like
+6
751 mmHg
69%
5.8
m/s
NW
28 April, Sunday. day, 10°; night, 5°; partly cloudy
29
+11
+5
29 April, mon
+11
+5
Feels like
+7
753 mmHg
68%
5.5
m/s
NE
29 April, Monday. day, 11°; night, 5°; partly cloudy
30
+13
+7
30 April, tue
+13
+7
Feels like
+11
750 mmHg
73%
5
m/s
SE
30 April, Tuesday. day, 13°; night, 7°; rain
1
+13
+9
1 May, wed
+13
+9
Feels like
+11
749 mmHg
79%
4.8
m/s
S
1 May, Wednesday. day, 13°; night, 9°; rain
2
+13
+9
2 May, thu
+13
+9
Feels like
+10
750 mmHg
74%
6
m/s
W
2 May, Thursday. day, 13°; night, 9°; partly cloudy
3
+15
+9
3 May, fri
+15
+9
Feels like
+12
750 mmHg
75%
5.8
m/s
W
3 May, Friday. day, 15°; night, 9°; rain
4
+14
+8
4 May, sat
+14
+8
Feels like
+11
750 mmHg
73%
5.5
m/s
N
4 May, Saturday. day, 14°; night, 8°; overcast
5
+15
+9
5 May, sun
+15
+9
Feels like
+12
749 mmHg
67%
5
m/s
NW
5 May, Sunday. day, 15°; night, 9°; rain
6
+15
+8
6 May, mon
+15
+8
Feels like
+12
750 mmHg
64%
4.5
m/s
NW
6 May, Monday. day, 15°; night, 8°; partly cloudy
7
+15
+10
7 May, tue
+15
+10
Feels like
+12
748 mmHg
69%
5.8
m/s
E
7 May, Tuesday. day, 15°; night, 10°; rain
8
+13
+10
8 May, wed
+13
+10
Feels like
+10
747 mmHg
75%
5.9
m/s
N
8 May, Wednesday. day, 13°; night, 10°; rain
9
+13
+8
9 May, thu
+13
+8
Feels like
+9
750 mmHg
70%
5.6
m/s
NW
9 May, Thursday. day, 13°; night, 8°; overcast
10
+13
+8
10 May, fri
+13
+8
Feels like
+10
751 mmHg
70%
5
m/s
NW
10 May, Friday. day, 13°; night, 8°; partly cloudy
11
+15
+7
11 May, sat
+15
+7
Feels like
+12
750 mmHg
64%
5.4
m/s
NE
11 May, Saturday. day, 15°; night, 7°; rain
12
+15
+9
12 May, sun
+15
+9
Feels like
+13
752 mmHg
68%
5
m/s
N
12 May, Sunday. day, 15°; night, 9°; rain
13
+15
+10
13 May, mon
+15
+10
Feels like
+13
750 mmHg
75%
4.8
m/s
S
13 May, Monday. day, 15°; night, 10°; clear
14
+16
+11
14 May, tue
+16
+11
Feels like
+14
749 mmHg
76%
4.5
m/s
W
14 May, Tuesday. day, 16°; night, 11°; overcast
15
+14
+10
15 May, wed
+14
+10
Feels like
+11
749 mmHg
81%
5.8
m/s
NW
15 May, Wednesday. day, 14°; night, 10°; overcast
16
+15
+8
16 May, thu
+15
+8
Feels like
+12
751 mmHg
67%
5.5
m/s
W
16 May, Thursday. day, 15°; night, 8°; overcast
17
+17
+10
17 May, fri
+17
+10
Feels like
+15
751 mmHg
68%
5
m/s
W
17 May, Friday. day, 17°; night, 10°; clear
18
+16
+11
18 May, sat
+16
+11
Feels like
+15
751 mmHg
73%
5
m/s
W
18 May, Saturday. day, 16°; night, 11°; clear
19
+17
+10
19 May, sun
+17
+10
Feels like
+15
751 mmHg
69%
4.8
m/s
NW
19 May, Sunday. day, 17°; night, 10°; clear
20
+19
+12
20 May, mon
+19
+12
Feels like
+17
750 mmHg
68%
4.9
m/s
S
20 May, Monday. day, 19°; night, 12°; partly cloudy
21
+17
+12
21 May, tue
+17
+12
Feels like
+15
749 mmHg
77%
4.5
m/s
SE
21 May, Tuesday. day, 17°; night, 12°; clear
22
+17
+11
22 May, wed
+17
+11
Feels like
+16
749 mmHg
81%
5.1
m/s
SW
22 May, Wednesday. day, 17°; night, 11°; rain
23
+18
+12
23 May, thu
+18
+12
Feels like
+16
750 mmHg
68%
5.1
m/s
NW
23 May, Thursday. day, 18°; night, 12°; partly cloudy
24
+18
+12
24 May, fri
+18
+12
Feels like
+16
751 mmHg
69%
5.3
m/s
N
24 May, Friday. day, 18°; night, 12°; clear
25
+19
+12
25 May, sat
+19
+12
Feels like
+18
749 mmHg
73%
6.4
m/s
W
25 May, Saturday. day, 19°; night, 12°; rain
26
+18
+13
26 May, sun
+18
+13
Feels like
+17
750 mmHg
75%
4.9
m/s
N
26 May, Sunday. day, 18°; night, 13°; rain
27
+18
+13
27 May, mon
+18
+13
Feels like
+16
751 mmHg
79%
5.5
m/s
NE
27 May, Monday. day, 18°; night, 13°; rain
28
+18
+13
28 May, tue
+18
+13
Feels like
+17
750 mmHg
82%
4.5
m/s
SE
28 May, Tuesday. day, 18°; night, 13°; clear
29
+21
+13
29 May, wed
+21
+13
Feels like
+20
749 mmHg
75%
5.6
m/s
W
29 May, Wednesday. day, 21°; night, 13°; rain
30
+19
+13
30 May, thu
+19
+13
Feels like
+17
750 mmHg
73%
5.4
m/s
SW
30 May, Thursday. day, 19°; night, 13°; rain
31
+18
+13
31 May, fri
+18
+13
Feels like
+16
749 mmHg
76%
5.9
m/s
W
31 May, Friday. day, 18°; night, 13°; rain
1
+17
+12
1 June, sat
+17
+12
Feels like
+14
749 mmHg
77%
6
m/s
W
1 June, Saturday. day, 17°; night, 12°; rain
Average data for 10 years
Ottawa May
7
sunny days
14
days with precipitation
10
cloudy days
7 sunny days; 14 days with precipitation; 10 cloudy days;
73
%
air humidity
3.7
m/s
Wind
W
89
mm of precipitation
(9% of annual average)
air humidity 73%; 89 millimeters of precipitation (9% of annual average); Wind westerly 3.7 Meters per second
Weather graphs for May
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
W
W
N
NW
NW
E
N
NW
NW
NE
N
S
W
NW
W
W
W
NW
S
SE
SW
NW
N
W
N
NE
SE
W
SW
W
1
Average data for 10 years
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
28
29
30
31
Daytime temperature
Night-time temperature
Cities near you
Montreal
Brooklyn
Anjou
Gatineau
Syracuse
Ithaca
Claremont
Lenox
Colchester
Cities with similar weather in May
Minsk
Riga
Vitebsk
Vilnius
Kokshetau
Gdansk
Polotsk
Ekibastuz
Braslav
