10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
Monthly 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
18
+30
+24
18 August, sun
+30
+24
Feels like
+33
747 mmHg
73%
4.5
m/s
SW
18 August, Sunday. day, 30°; night, 24°; rain
19
+29
+24
19 August, mon
+29
+24
Feels like
+33
748 mmHg
74%
4.1
m/s
SW
19 August, Monday. day, 29°; night, 24°; clear
20
+30
+25
20 August, tue
+30
+25
Feels like
+34
748 mmHg
73%
4
m/s
S
20 August, Tuesday. day, 30°; night, 25°; rain
21
+31
+24
21 August, wed
+31
+24
Feels like
+34
748 mmHg
64%
4.5
m/s
N
21 August, Wednesday. day, 31°; night, 24°; rain
22
+30
+25
22 August, thu
+30
+25
Feels like
+32
748 mmHg
62%
5.4
m/s
NE
22 August, Thursday. day, 30°; night, 25°; rain
23
August
+32
+17
23 August, fri
+32
+17
Feels like
+31
754 mmHg
56%
3.9
m/s
E
Climate normal
+29
+25
23 August, Friday. day, 32°; night, 17°; mostly clear
24
+32
+21
24 August, sat
+32
+21
Feels like
+30
754 mmHg
51%
3.4
m/s
E
Climate normal
+29
+24
24 August, Saturday. day, 32°; night, 21°; clear
25
+33
+19
25 August, sun
+33
+19
Feels like
+31
754 mmHg
56%
3.1
m/s
E
Climate normal
+28
+24
25 August, Sunday. day, 33°; night, 19°; light rain
26
+34
+21
26 August, mon
+34
+21
Feels like
+33
754 mmHg
46%
2.6
m/s
E
Climate normal
+29
+23
26 August, Monday. day, 34°; night, 21°; clear
27
+35
+22
27 August, tue
+35
+22
Feels like
+33
753 mmHg
46%
3.4
m/s
E
Climate normal
+30
+24
27 August, Tuesday. day, 35°; night, 22°; mostly clear
28
+35
+23
28 August, wed
+35
+23
Feels like
+30
752 mmHg
49%
3.4
m/s
SE
Climate normal
+28
+24
28 August, Wednesday. day, 35°; night, 23°; partly cloudy
29
+34
+23
29 August, thu
+34
+23
Feels like
+31
751 mmHg
58%
3.9
m/s
SE
Climate normal
+29
+24
29 August, Thursday. day, 34°; night, 23°; partly cloudy
30
+33
+22
30 August, fri
+33
+22
Feels like
+31
751 mmHg
65%
3.4
m/s
SW
Climate normal
+29
+24
30 August, Friday. day, 33°; night, 22°; light rain
31
+32
+22
31 August, sat
+32
+22
Feels like
+30
750 mmHg
66%
3.1
m/s
NW
Climate normal
+30
+24
31 August, Saturday. day, 32°; night, 22°; light rain
1 September
+32
+22
1 September, sun
+32
+22
Feels like
+32
749 mmHg
67%
3.1
m/s
N
Climate normal
+29
+24
1 September, Sunday. day, 32°; night, 22°; mostly clear
2
+32
+22
2 September, mon
+32
+22
Feels like
+31
749 mmHg
65%
3.2
m/s
W
Climate normal
+30
+24
2 September, Monday. day, 32°; night, 22°; partly cloudy
3
+33
+22
3 September, tue
+33
+22
Feels like
+31
749 mmHg
60%
3.1
m/s
W
Climate normal
+29
+24
3 September, Tuesday. day, 33°; night, 22°; partly cloudy
4
+32
+25
4 September, wed
+32
+25
Feels like
+31
749 mmHg
69%
2.8
m/s
W
Climate normal
+28
+23
4 September, Wednesday. day, 32°; night, 25°; partly cloudy
5
+34
+27
5 September, thu
+34
+27
Feels like
+34
753 mmHg
73%
3.1
m/s
E
Climate normal
+28
+22
5 September, Thursday. day, 34°; night, 27°; partly cloudy
6
+36
+29
6 September, fri
+36
+29
Feels like
+31
753 mmHg
57%
3.7
m/s
E
Climate normal
+29
+22
6 September, Friday. day, 36°; night, 29°; light rain
7
+33
+27
7 September, sat
+33
+27
Feels like
+28
753 mmHg
42%
5.3
m/s
E
Climate normal
+29
+22
7 September, Saturday. day, 33°; night, 27°; clear
8
+30
+26
8 September, sun
+30
+26
Feels like
+25
751 mmHg
38%
5.8
m/s
E
Climate normal
+29
+23
8 September, Sunday. day, 30°; night, 26°; clear
9
+24
+24
9 September, mon
+24
+24
Feels like
+21
750 mmHg
38%
4.4
m/s
E
Climate normal
+28
+23
9 September, Monday. day, 24°; night, 24°; clear
10
+31
+24
10 September, tue
+31
+24
Feels like
+25
748 mmHg
46%
5
m/s
E
Climate normal
+28
+23
10 September, Tuesday. day, 31°; night, 24°; clear
11
+33
+25
11 September, wed
+33
+25
Feels like
+24
746 mmHg
38%
7.3
m/s
E
Climate normal
+26
+23
11 September, Wednesday. day, 33°; night, 25°; clear
12
+23
+20
12 September, thu
+23
+20
Feels like
+14
745 mmHg
35%
10.2
m/s
NE
Climate normal
+26
+21
12 September, Thursday. day, 23°; night, 20°; clear
13
+19
+18
13 September, fri
+19
+18
Feels like
+10
739 mmHg
58%
12.8
m/s
NW
Climate normal
+28
+22
13 September, Friday. day, 19°; night, 18°; partly cloudy
14
+23
+15
14 September, sat
+23
+15
Feels like
+17
744 mmHg
56%
7.2
m/s
NW
Climate normal
+28
+22
14 September, Saturday. day, 23°; night, 15°; partly cloudy
15
+28
+17
15 September, sun
+28
+17
Feels like
+22
748 mmHg
68%
2.9
m/s
NW
Climate normal
+28
+22
15 September, Sunday. day, 28°; night, 17°; light rain
16
+31
+20
16 September, mon
+31
+20
Feels like
+26
749 mmHg
71%
2
m/s
NW
Climate normal
+29
+22
16 September, Monday. day, 31°; night, 20°; light rain
17
+27
+20
17 September, tue
+27
+20
Feels like
+23
752 mmHg
65%
3.3
m/s
E
Climate normal
+28
+23
17 September, Tuesday. day, 27°; night, 20°; mostly clear
18
+28
+20
18 September, wed
+28
+20
Feels like
+23
756 mmHg
58%
2.5
m/s
E
Climate normal
+27
+23
18 September, Wednesday. day, 28°; night, 20°; mostly clear
19
+28
+22
19 September, thu
+28
+22
Feels like
+23
755 mmHg
51%
2.5
m/s
E
Climate normal
+27
+22
19 September, Thursday. day, 28°; night, 22°; partly cloudy
20
+25
+21
20 September, fri
+25
+21
Feels like
+20
751 mmHg
42%
3.7
m/s
S
Climate normal
+27
+22
20 September, Friday. day, 25°; night, 21°; partly cloudy
21
+32
+21
21 September, sat
+32
+21
Feels like
+24
751 mmHg
42%
2.1
m/s
SW
Climate normal
+27
+22
21 September, Saturday. day, 32°; night, 21°; clear
Average for 30 days
16
sunny days
4
days with precipitation
10
cloudy days
16 sunny days; 4 days with precipitation; 10 cloudy days;
54
%
air humidity
4.2
m/s
Wind
E
2
mm of precipitation
(1% of annual average)
air humidity 54%; 2 millimeters of precipitation (1% of annual average); Wind easterly 4.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
E
E
E
E
SE
SE
SW
NW
N
W
W
W
E
E
E
E
E
E
E
NE
NW
NW
NW
NW
E
E
E
S
SW
23
Average data for 10 years
24
25
26
27
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Daytime temperature
Night-time temperature