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December 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
30
+17
+13
30 November, sun
+17
+13
Feels like
+14
750 mmHg
75%
6.5
m/s
S
30 November, Sunday. day, 17°; night, 13°; rain
1
+13
+11
1 December, mon
+13
+11
Feels like
+10
750 mmHg
73%
5.9
m/s
W
1 December, Monday. day, 13°; night, 11°; rain
2
+13
+9
2 December, tue
+13
+9
Feels like
+10
750 mmHg
69%
5.4
m/s
W
2 December, Tuesday. day, 13°; night, 9°; partly cloudy
3
+14
+10
3 December, wed
+14
+10
Feels like
+11
752 mmHg
68%
5.3
m/s
E
3 December, Wednesday. day, 14°; night, 10°; clear
4
+16
+11
4 December, thu
+16
+11
Feels like
+12
752 mmHg
79%
7
m/s
SE
4 December, Thursday. day, 16°; night, 11°; partly cloudy
5
+15
+12
5 December, fri
+15
+12
Feels like
+12
752 mmHg
81%
7.6
m/s
SE
5 December, Friday. day, 15°; night, 12°; clear
6
+10
+7
6 December, sat
+10
+7
Feels like
+6
753 mmHg
75%
6
m/s
N
6 December, Saturday. day, 10°; night, 7°; rain
7
+9
+6
7 December, sun
+9
+6
Feels like
+4
752 mmHg
70%
6.4
m/s
N
7 December, Sunday. day, 9°; night, 6°; overcast
8
+10
+6
8 December, mon
+10
+6
Feels like
+7
751 mmHg
76%
5.4
m/s
NE
8 December, Monday. day, 10°; night, 6°; partly cloudy
9
+11
+7
9 December, tue
+11
+7
Feels like
+6
751 mmHg
69%
6.5
m/s
NW
9 December, Tuesday. day, 11°; night, 7°; partly cloudy
10
+10
+6
10 December, wed
+10
+6
Feels like
+5
753 mmHg
73%
7
m/s
NW
10 December, Wednesday. day, 10°; night, 6°; partly cloudy
11
+11
+7
11 December, thu
+11
+7
Feels like
+7
752 mmHg
69%
7
m/s
W
11 December, Thursday. day, 11°; night, 7°; clear
12
+9
+6
12 December, fri
+9
+6
Feels like
+4
752 mmHg
73%
7.5
m/s
N
12 December, Friday. day, 9°; night, 6°; partly cloudy
13
+11
+6
13 December, sat
+11
+6
Feels like
+7
752 mmHg
67%
7.3
m/s
E
13 December, Saturday. day, 11°; night, 6°; rain
14
+13
+7
14 December, sun
+13
+7
Feels like
+10
750 mmHg
72%
6
m/s
S
14 December, Sunday. day, 13°; night, 7°; clear
15
+12
+9
15 December, mon
+12
+9
Feels like
+9
751 mmHg
80%
6.9
m/s
SE
15 December, Monday. day, 12°; night, 9°; overcast
16
+13
+9
16 December, tue
+13
+9
Feels like
+9
752 mmHg
75%
6
m/s
SW
16 December, Tuesday. day, 13°; night, 9°; clear
17
+10
+6
17 December, wed
+10
+6
Feels like
+6
751 mmHg
77%
6.3
m/s
N
17 December, Wednesday. day, 10°; night, 6°; rain
18
+12
+8
18 December, thu
+12
+8
Feels like
+9
751 mmHg
77%
6.3
m/s
NW
18 December, Thursday. day, 12°; night, 8°; partly cloudy
19
+12
+8
19 December, fri
+12
+8
Feels like
+8
752 mmHg
73%
6
m/s
S
19 December, Friday. day, 12°; night, 8°; clear
20
+13
+9
20 December, sat
+13
+9
Feels like
+9
751 mmHg
74%
7.3
m/s
S
20 December, Saturday. day, 13°; night, 9°; rain
21
+16
+11
21 December, sun
+16
+11
Feels like
+13
749 mmHg
79%
7.9
m/s
S
21 December, Sunday. day, 16°; night, 11°; rain
22
+14
+12
22 December, mon
+14
+12
Feels like
+10
750 mmHg
77%
7.5
m/s
SW
22 December, Monday. day, 14°; night, 12°; clear
23
+12
+10
23 December, tue
+12
+10
Feels like
+7
752 mmHg
74%
7
m/s
NW
23 December, Tuesday. day, 12°; night, 10°; rain
24
+12
+7
24 December, wed
+12
+7
Feels like
+7
751 mmHg
74%
7.6
m/s
SE
24 December, Wednesday. day, 12°; night, 7°; overcast
25
+11
+9
25 December, thu
+11
+9
Feels like
+7
752 mmHg
77%
7.5
m/s
SW
25 December, Thursday. day, 11°; night, 9°; rain
26
+12
+8
26 December, fri
+12
+8
Feels like
+8
752 mmHg
75%
6.5
m/s
E
26 December, Friday. day, 12°; night, 8°; clear
27
+11
+8
27 December, sat
+11
+8
Feels like
+7
752 mmHg
81%
7
m/s
S
27 December, Saturday. day, 11°; night, 8°; overcast
28
+11
+9
28 December, sun
+11
+9
Feels like
+7
752 mmHg
74%
6.1
m/s
S
28 December, Sunday. day, 11°; night, 9°; clear
29
+10
+6
29 December, mon
+10
+6
Feels like
+7
751 mmHg
75%
6
m/s
SE
29 December, Monday. day, 10°; night, 6°; rain
30
+9
+8
30 December, tue
+9
+8
Feels like
+5
752 mmHg
80%
6.1
m/s
NW
30 December, Tuesday. day, 9°; night, 8°; overcast
31
+12
+6
31 December, wed
+12
+6
Feels like
+8
753 mmHg
72%
7.1
m/s
N
31 December, Wednesday. day, 12°; night, 6°; partly cloudy
1
+11
+7
1 January, thu
+11
+7
Feels like
+6
752 mmHg
80%
7.5
m/s
NW
1 January, Thursday. day, 11°; night, 7°; rain
2
+8
+6
2 January, fri
+8
+6
Feels like
+3
754 mmHg
74%
6.9
m/s
NW
2 January, Friday. day, 8°; night, 6°; partly cloudy
3
+8
+4
3 January, sat
+8
+4
Feels like
+4
754 mmHg
58%
6
m/s
N
3 January, Saturday. day, 8°; night, 4°; clear
Average data for 10 years
Philadelphia December
9
sunny days
8
days with precipitation
14
cloudy days
9 sunny days; 8 days with precipitation; 14 cloudy days;
75
%
air humidity
4.9
m/s
Wind
S
123
mm of precipitation
(11% of annual average)
air humidity 75%; 123 millimeters of precipitation (11% of annual average); Wind southerly 4.9 Meters per second
Weather graphs for December
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
E
SE
SE
N
N
NE
NW
NW
W
N
E
S
SE
SW
N
NW
S
S
S
SW
NW
SE
SW
E
S
S
SE
NW
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
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