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May weather forecast in Philadelphia
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
27
+24
+18
27 April, sun
+24
+18
Feels like
+23
747 mmHg
68%
6.6
m/s
S
27 April, Sunday. day, 24°; night, 18°; clear
28
+25
+18
28 April, mon
+25
+18
Feels like
+25
747 mmHg
61%
6.4
m/s
SW
28 April, Monday. day, 25°; night, 18°; clear
29
+25
+18
29 April, tue
+25
+18
Feels like
+24
747 mmHg
66%
7.5
m/s
S
29 April, Tuesday. day, 25°; night, 18°; clear
30
+24
+18
30 April, wed
+24
+18
Feels like
+22
748 mmHg
63%
7.5
m/s
S
30 April, Wednesday. day, 24°; night, 18°; clear
1
+25
+19
1 May, thu
+25
+19
Feels like
+24
748 mmHg
67%
7.4
m/s
S
1 May, Thursday. day, 25°; night, 19°; rain
2
+23
+20
2 May, fri
+23
+20
Feels like
+22
748 mmHg
73%
6.5
m/s
S
2 May, Friday. day, 23°; night, 20°; rain
3
+23
+17
3 May, sat
+23
+17
Feels like
+22
748 mmHg
62%
5.9
m/s
SW
3 May, Saturday. day, 23°; night, 17°; clear
4
+23
+16
4 May, sun
+23
+16
Feels like
+21
748 mmHg
58%
6
m/s
W
4 May, Sunday. day, 23°; night, 16°; clear
5
+25
+17
5 May, mon
+25
+17
Feels like
+23
748 mmHg
58%
6.1
m/s
SW
5 May, Monday. day, 25°; night, 17°; clear
6
+26
+18
6 May, tue
+26
+18
Feels like
+26
748 mmHg
62%
5.8
m/s
S
6 May, Tuesday. day, 26°; night, 18°; clear
7
+27
+20
7 May, wed
+27
+20
Feels like
+27
748 mmHg
55%
6
m/s
SW
7 May, Wednesday. day, 27°; night, 20°; clear
8
+26
+20
8 May, thu
+26
+20
Feels like
+26
748 mmHg
63%
6.5
m/s
SW
8 May, Thursday. day, 26°; night, 20°; partly cloudy
9
+26
+20
9 May, fri
+26
+20
Feels like
+26
748 mmHg
64%
6.8
m/s
S
9 May, Friday. day, 26°; night, 20°; clear
10
+27
+20
10 May, sat
+27
+20
Feels like
+27
748 mmHg
68%
6.1
m/s
SW
10 May, Saturday. day, 27°; night, 20°; rain
11
+25
+21
11 May, sun
+25
+21
Feels like
+25
749 mmHg
66%
6
m/s
S
11 May, Sunday. day, 25°; night, 21°; rain
12
+26
+19
12 May, mon
+26
+19
Feels like
+26
749 mmHg
68%
5.5
m/s
S
12 May, Monday. day, 26°; night, 19°; clear
13
+25
+19
13 May, tue
+25
+19
Feels like
+25
750 mmHg
62%
5.5
m/s
SW
13 May, Tuesday. day, 25°; night, 19°; clear
14
+25
+18
14 May, wed
+25
+18
Feels like
+24
749 mmHg
62%
4.9
m/s
SW
14 May, Wednesday. day, 25°; night, 18°; partly cloudy
15
+23
+18
15 May, thu
+23
+18
Feels like
+23
748 mmHg
68%
5.8
m/s
SW
15 May, Thursday. day, 23°; night, 18°; overcast
16
+24
+18
16 May, fri
+24
+18
Feels like
+23
749 mmHg
64%
5.3
m/s
SW
16 May, Friday. day, 24°; night, 18°; partly cloudy
17
+25
+18
17 May, sat
+25
+18
Feels like
+25
749 mmHg
62%
5
m/s
SW
17 May, Saturday. day, 25°; night, 18°; clear
18
+26
+19
18 May, sun
+26
+19
Feels like
+26
749 mmHg
60%
5
m/s
S
18 May, Sunday. day, 26°; night, 19°; clear
19
+27
+21
19 May, mon
+27
+21
Feels like
+28
748 mmHg
67%
5.9
m/s
S
19 May, Monday. day, 27°; night, 21°; clear
20
+27
+22
20 May, tue
+27
+22
Feels like
+29
748 mmHg
67%
5.8
m/s
S
20 May, Tuesday. day, 27°; night, 22°; partly cloudy
21
+27
+21
21 May, wed
+27
+21
Feels like
+28
748 mmHg
63%
5.5
m/s
W
21 May, Wednesday. day, 27°; night, 21°; rain
22
+27
+21
22 May, thu
+27
+21
Feels like
+28
748 mmHg
62%
5.4
m/s
SE
22 May, Thursday. day, 27°; night, 21°; rain
23
+27
+22
23 May, fri
+27
+22
Feels like
+28
747 mmHg
62%
5.5
m/s
S
23 May, Friday. day, 27°; night, 22°; clear
24
+28
+20
24 May, sat
+28
+20
Feels like
+29
748 mmHg
62%
5.5
m/s
S
24 May, Saturday. day, 28°; night, 20°; clear
25
+28
+22
25 May, sun
+28
+22
Feels like
+30
749 mmHg
62%
5.1
m/s
S
25 May, Sunday. day, 28°; night, 22°; rain
26
+29
+22
26 May, mon
+29
+22
Feels like
+31
748 mmHg
66%
5.8
m/s
S
26 May, Monday. day, 29°; night, 22°; rain
27
+29
+22
27 May, tue
+29
+22
Feels like
+30
747 mmHg
64%
5.5
m/s
S
27 May, Tuesday. day, 29°; night, 22°; partly cloudy
28
+28
+22
28 May, wed
+28
+22
Feels like
+30
748 mmHg
73%
5.8
m/s
S
28 May, Wednesday. day, 28°; night, 22°; clear
29
+28
+22
29 May, thu
+28
+22
Feels like
+31
749 mmHg
70%
5
m/s
S
29 May, Thursday. day, 28°; night, 22°; clear
30
+29
+22
30 May, fri
+29
+22
Feels like
+31
749 mmHg
67%
4.9
m/s
S
30 May, Friday. day, 29°; night, 22°; clear
31
+28
+23
31 May, sat
+28
+23
Feels like
+32
748 mmHg
72%
4.4
m/s
S
31 May, Saturday. day, 28°; night, 23°; clear
Average data for 10 years
Philadelphia May
17
sunny days
8
days with precipitation
6
cloudy days
17 sunny days; 8 days with precipitation; 6 cloudy days;
64
%
air humidity
4
m/s
Wind
S
107
mm of precipitation
(9% of annual average)
air humidity 64%; 107 millimeters of precipitation (9% of annual average); Wind southerly 4 Meters per second
Weather graphs for May
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
S
SW
W
SW
S
SW
SW
S
SW
S
S
SW
SW
SW
SW
SW
S
S
S
W
SE
S
S
S
S
S
S
S
S
S
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
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