Climate LabPhiladelphia, United States

Climate Lab·

Monthly climate metrics across temperature, precipitation, wind, and UV.

MetricJanFebMarAprMayJunJulAugSepOctNovDecYear
Temperature
Daily high°C
9
12
17
21
27
31
32
31
28
24
20
12
22
Daily mean°C
4
5
9
14
19
25
28
26
22
16
10
4
15
Daily low°C
-3
-2
2
7
11
19
23
22
16
9
2
-1
9
Thermal comfort
High feels°C
9
13
17
22
29
33
36
35
30
26
20
10
23
Mean feels°C
-4
1
5
12
19
27
31
28
22
15
5
-2
13
Low feels°C
-15
-12
-10
-2
4
17
23
21
11
3
-7
-13
2
Humidity
Humidity%
58
56
51
50
52
56
63
67
67
70
58
61
59
Dewpoint°C
-2.9
-3.7
-0.2
3.5
8.0
15.8
20.2
18.7
14.6
8.8
1.7
-2.7
6.8
Precipitation
Rainfallmm
70
67
96
127
75
90
123
160
86
91
69
105
1161
Rain days≥1mm
8
8
11
11
10
10
13
11
9
8
7
9
115
Snowfallmm
11
9
0
0
0
0
0
0
0
0
0
1
22
Snow days≥1mm
2
2
0
0
0
0
0
0
0
0
0
0
4
Wind
Wind avgm/s
3.3
3.3
3.5
3.3
2.8
2.8
2.3
2.4
2.8
2.8
3.1
2.9
2.9
Wind gustsm/s
7.2
6.8
7.4
7.3
5.5
5.5
4.6
5.0
5.1
5.8
6.5
6.6
6.1
Sun & UV
Sunshinehrs/day
6.7
8.0
8.7
9.8
9.9
11.7
11.2
10.1
9.3
8.4
7.9
6.6
9.0
Clear skyindex
42%
42%
42%
48%
37%
50%
47%
49%
49%
53%
58%
39%
46%
UV indexmax avg
1.4
2.5
3.8
4.4
5.8
7.5
6.7
6.2
5.1
3.3
2.2
1.5
4.2
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High

How winter feel compares

Compared across United States

Philadelphia: -9.6 °C. Typical range in United States: -12.9-0.8 °C. Low anchor: Anchorage, -21.6 °C. High anchor: Kailua, 16.7 °C.

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