10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
May weather forecast in Ontario
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
+17
+10
28 April, sun
+17
+10
Feels like
+13
701 mmHg
43%
5.4
m/s
NW
28 April, Sunday. day, 17°; night, 10°; rain
29
+16
+9
29 April, mon
+16
+9
Feels like
+12
701 mmHg
46%
4.6
m/s
NW
29 April, Monday. day, 16°; night, 9°; clear
30
+17
+11
30 April, tue
+17
+11
Feels like
+13
701 mmHg
43%
4.9
m/s
NW
30 April, Tuesday. day, 17°; night, 11°; clear
1
+19
+13
1 May, wed
+19
+13
Feels like
+16
701 mmHg
41%
4
m/s
N
1 May, Wednesday. day, 19°; night, 13°; partly cloudy
2
+20
+12
2 May, thu
+20
+12
Feels like
+16
700 mmHg
43%
4.5
m/s
N
2 May, Thursday. day, 20°; night, 12°; clear
3
+20
+14
3 May, fri
+20
+14
Feels like
+17
700 mmHg
40%
4.5
m/s
E
3 May, Friday. day, 20°; night, 14°; clear
4
+20
+13
4 May, sat
+20
+13
Feels like
+16
697 mmHg
44%
5.5
m/s
N
4 May, Saturday. day, 20°; night, 13°; clear
5
+18
+12
5 May, sun
+18
+12
Feels like
+15
698 mmHg
49%
5.5
m/s
NW
5 May, Sunday. day, 18°; night, 12°; partly cloudy
6
+18
+12
6 May, mon
+18
+12
Feels like
+15
699 mmHg
47%
4.8
m/s
N
6 May, Monday. day, 18°; night, 12°; partly cloudy
7
+20
+13
7 May, tue
+20
+13
Feels like
+17
698 mmHg
44%
4.6
m/s
N
7 May, Tuesday. day, 20°; night, 13°; partly cloudy
8
+21
+14
8 May, wed
+21
+14
Feels like
+18
698 mmHg
41%
4.1
m/s
NW
8 May, Wednesday. day, 21°; night, 14°; clear
9
+20
+13
9 May, thu
+20
+13
Feels like
+17
698 mmHg
40%
4.8
m/s
N
9 May, Thursday. day, 20°; night, 13°; clear
10
+22
+14
10 May, fri
+22
+14
Feels like
+18
699 mmHg
37%
5.6
m/s
N
10 May, Friday. day, 22°; night, 14°; partly cloudy
11
+19
+12
11 May, sat
+19
+12
Feels like
+16
700 mmHg
43%
4.5
m/s
NW
11 May, Saturday. day, 19°; night, 12°; partly cloudy
12
+21
+15
12 May, sun
+21
+15
Feels like
+19
701 mmHg
40%
4.5
m/s
NE
12 May, Sunday. day, 21°; night, 15°; clear
13
+22
+15
13 May, mon
+22
+15
Feels like
+20
699 mmHg
43%
3.5
m/s
NE
13 May, Monday. day, 22°; night, 15°; partly cloudy
14
+21
+15
14 May, tue
+21
+15
Feels like
+19
698 mmHg
46%
4.9
m/s
N
14 May, Tuesday. day, 21°; night, 15°; clear
15
+22
+15
15 May, wed
+22
+15
Feels like
+19
698 mmHg
46%
4.5
m/s
NW
15 May, Wednesday. day, 22°; night, 15°; overcast
16
+22
+16
16 May, thu
+22
+16
Feels like
+20
698 mmHg
44%
4.4
m/s
N
16 May, Thursday. day, 22°; night, 16°; partly cloudy
17
+22
+16
17 May, fri
+22
+16
Feels like
+20
698 mmHg
46%
4.5
m/s
NW
17 May, Friday. day, 22°; night, 16°; partly cloudy
18
+23
+15
18 May, sat
+23
+15
Feels like
+20
698 mmHg
44%
5
m/s
NW
18 May, Saturday. day, 23°; night, 15°; rain
19
+21
+15
19 May, sun
+21
+15
Feels like
+19
699 mmHg
43%
4.5
m/s
N
19 May, Sunday. day, 21°; night, 15°; partly cloudy
20
+22
+15
20 May, mon
+22
+15
Feels like
+19
697 mmHg
46%
4.9
m/s
NW
20 May, Monday. day, 22°; night, 15°; rain
21
+20
+14
21 May, tue
+20
+14
Feels like
+18
697 mmHg
44%
4.1
m/s
NW
21 May, Tuesday. day, 20°; night, 14°; partly cloudy
22
+21
+14
22 May, wed
+21
+14
Feels like
+18
696 mmHg
43%
5.3
m/s
NW
22 May, Wednesday. day, 21°; night, 14°; partly cloudy
23
+20
+14
23 May, thu
+20
+14
Feels like
+17
696 mmHg
44%
4.5
m/s
NW
23 May, Thursday. day, 20°; night, 14°; partly cloudy
24
+21
+14
24 May, fri
+21
+14
Feels like
+19
696 mmHg
43%
4.3
m/s
N
24 May, Friday. day, 21°; night, 14°; clear
25
+21
+14
25 May, sat
+21
+14
Feels like
+19
697 mmHg
47%
4.4
m/s
NW
25 May, Saturday. day, 21°; night, 14°; clear
26
+21
+15
26 May, sun
+21
+15
Feels like
+19
697 mmHg
50%
4.5
m/s
NW
26 May, Sunday. day, 21°; night, 15°; clear
27
+21
+16
27 May, mon
+21
+16
Feels like
+19
698 mmHg
44%
4
m/s
NW
27 May, Monday. day, 21°; night, 16°; partly cloudy
28
+22
+17
28 May, tue
+22
+17
Feels like
+20
699 mmHg
43%
4.3
m/s
NE
28 May, Tuesday. day, 22°; night, 17°; clear
29
+24
+18
29 May, wed
+24
+18
Feels like
+22
698 mmHg
40%
3.7
m/s
N
29 May, Wednesday. day, 24°; night, 18°; clear
30
+24
+18
30 May, thu
+24
+18
Feels like
+23
699 mmHg
43%
4.5
m/s
N
30 May, Thursday. day, 24°; night, 18°; clear
31
+24
+18
31 May, fri
+24
+18
Feels like
+22
698 mmHg
40%
4.1
m/s
N
31 May, Friday. day, 24°; night, 18°; clear
1
+24
+17
1 June, sat
+24
+17
Feels like
+22
698 mmHg
46%
4.5
m/s
NW
1 June, Saturday. day, 24°; night, 17°; partly cloudy
Average data for 10 years
Ontario May
14
sunny days
2
days with precipitation
15
cloudy days
14 sunny days; 2 days with precipitation; 15 cloudy days;
43
%
air humidity
3
m/s
Wind
N
18
mm of precipitation
(7% of annual average)
air humidity 43%; 18 millimeters of precipitation (7% of annual average); Wind northerly 3 Meters per second
Weather graphs for May
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
N
N
E
N
NW
N
N
NW
N
N
NW
NE
NE
N
NW
N
NW
NW
N
NW
NW
NW
NW
N
NW
NW
NW
NE
N
N
N
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
Moscow
Spokane
Boise
Richland
Meridian
Pullman
Othello
Walla Walla
Hailey
Cities with similar weather in May
Tbilisi
Ankara
Gomel
Varna
Florence
Podgorica
The Golden Sands
