Weather History for Philadelphia, PA

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Month of May, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 74 °F 57 °F
Mean Temperature 82 °F 65 °F 52 °F
Min Temperature 70 °F 55 °F 41 °F
Degree Days  
Heating Degree Days (base 65) 13 3 0 105
Cooling Degree Days (base 65) 17 3 0 107
Growing Degree Days (base 50) 32 15 2 456
Dew Point  
Dew Point 70 °F 50 °F 18 °F
Precipitation  
Precipitation 0.54 in 0.08 in 0.00 in 2.33 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 31 mph 9 mph 0 mph
Gust Wind 41 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.47 in 30.08 in 29.71 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 04, 2013 Rise Set
Actual Time 5:57 AM EDT 7:58 PM EDT
Civil Twilight 5:27 AM EDT 8:28 PM EDT
Nautical Twilight 4:51 AM EDT 9:04 PM EDT
Astronomical Twilight 4:12 AM EDT 9:43 PM EDT
Moon 2:54 AM EDT (5/4) 2:54 PM EDT (5/4)
Length of Visible Light 15h 00m
Length of Day
14h 01m
Waning Crescent, 27% of the Moon is Illuminated
May 4
Waning Crescent
May 9
New
May 18
First Quarter
May 25
Full
May 31
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.33 Normal Month Total: 3.71
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
69 | 46 0.00
Average:
69 | 49 0.10
Clear
Actual:
74 | 46 0.00
Average:
70 | 50 0.11
Partly Cloudy
Actual:
65 | 48 0.00
Average:
70 | 50 0.11
Scattered Clouds
Actual:
71 | 46 0.00
Average:
70 | 50 0.11
Partly Cloudy
Actual:
65 | 46 0.00
Average:
71 | 51 0.11
Mostly Cloudy
Actual:
70 | 45 0.00
Average:
71 | 51 0.12
Rain
Actual:
71 | 53 0.09
Average:
71 | 51 0.11
Rain
Actual:
73 | 59 0.41
Average:
71 | 51 0.12
Rain
Actual:
73 | 57 0.54
Average:
72 | 52 0.11
Thunderstorm
Actual:
83 | 58 0.30
Average:
72 | 52 0.12
Thunderstorm
Actual:
79 | 63 0.18
Average:
72 | 52 0.12
Rain
Actual:
67 | 52 0.13
Average:
73 | 53 0.11
Partly Cloudy
Actual:
57 | 46 0.00
Average:
73 | 53 0.12
Partly Cloudy
Actual:
62 | 41 T
Average:
73 | 53 0.12
Rain
Actual:
75 | 53 0.03
Average:
74 | 54 0.12
Thunderstorm
Actual:
82 | 62 0.07
Average:
74 | 54 0.13
Partly Cloudy
Actual:
76 | 60 0.00
Average:
74 | 54 0.12
Rain
Actual:
70 | 59 0.13
Average:
74 | 55 0.12
Rain
Actual:
64 | 59 0.04
Average:
75 | 55 0.12
Fog
Actual:
80 | 62 0.00
Average:
75 | 55 0.13
Partly Cloudy
Actual:
83 | 67 0.00
Average:
75 | 56 0.13
Mostly Cloudy
Actual:
87 | 70 T
Average:
76 | 56 0.13
Thunderstorm
Actual:
82 | 66 0.19
Average:
76 | 56 0.13
Rain
Actual:
67 | 48 0.08
Average:
76 | 57 0.12
Partly Cloudy
Actual:
64 | 49 0.00
Average:
77 | 57 0.12
Scattered Clouds
Actual:
72 | 49 0.00
Average:
77 | 57 0.13
Partly Cloudy
Actual:
74 | 49 0.00
Average:
77 | 58 0.12
Rain
Actual:
66 | 58 0.14
Average:
77 | 58 0.12
Partly Cloudy
Actual:
90 | 61 0.00
Average:
78 | 58 0.12
Scattered Clouds
Actual:
93 | 70 0.00
Average:
78 | 59 0.13
Partly Cloudy
Actual:
93 | 70 0.00
Average:
78 | 59 0.13
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 69 58 46 43 37 32 71 49 26 30.47 30.41 30.32 10 10 10 17 9 24 0.00  
2 74 60 46 43 40 34 82 54 25 30.46 30.41 30.34 10 10 10 13 6 17 0.00  
3 65 57 48 43 39 32 80 56 32 30.43 30.39 30.36 10 10 10 20 10 23 0.00  
4 71 59 46 45 41 32 86 57 28 30.37 30.29 30.21 10 10 10 17 9 22 0.00  
5 65 56 46 41 39 37 82 61 39 30.29 30.25 30.19 10 10 10 18 10 22 0.00  
6 70 58 45 54 48 42 92 73 53 30.24 30.20 30.12 10 10 7 15 9 18 0.00  
7 71 62 53 61 55 50 100 83 66 30.15 30.10 30.04 10 6 0 16 10 21 0.09 Fog , Rain
8 73 66 59 63 59 51 97 72 46 30.05 29.99 29.94 10 7 1 16 6 22 0.41 Rain
9 73 65 57 57 55 50 100 75 49 29.99 29.95 29.92 10 7 2 18 6 31 0.54 Rain
10 83 71 58 63 56 46 90 60 30 30.02 29.96 29.90 10 9 3 24 6 30 0.30 Rain , Thunderstorm
11 79 71 63 64 62 57 87 68 48 29.94 29.82 29.71 10 8 2 20 9 24 0.18 Rain , Thunderstorm
12 67 60 52 61 41 20 84 52 20 29.99 29.80 29.72 10 9 2 28 13 39 0.13 Rain
13 57 52 46 29 25 18 49 36 23 30.15 30.07 30.01 10 10 10 24 11 32 0.00  
14 62 52 41 33 27 21 67 45 22 30.19 30.13 30.06 10 10 10 18 9 30 T  
15 75 64 53 61 52 39 73 60 47 30.09 29.87 29.72 10 10 7 17 6 21 0.03 Rain
16 82 72 62 61 60 57 93 70 46 29.86 29.80 29.73 10 8 4 16 6 21 0.07 Rain , Thunderstorm
17 76 68 60 52 42 37 53 39 25 30.20 30.07 29.89 10 10 10 17 7 21 0.00  
18 70 65 59 57 51 41 93 70 46 30.29 30.26 30.20 10 9 4 15 7 18 0.13 Rain
19 64 62 59 61 59 55 93 89 84 30.27 30.22 30.16 10 6 2 14 7 18 0.04 Rain
20 80 71 62 66 63 61 100 79 58 30.16 30.09 29.99 10 4 0 17 6 20 0.00 Fog
21 83 75 67 67 65 64 90 73 55 30.00 29.96 29.87 10 8 3 16 9 21 0.00  
22 87 79 70 70 68 66 90 70 50 29.93 29.89 29.84 10 7 2 17 9 22 T  
23 82 74 66 68 66 62 90 71 51 29.91 29.84 29.76 10 9 3 23 13 30 0.19 Rain , Thunderstorm
24 67 58 48 64 53 35 93 72 50 30.04 29.84 29.73 10 8 4 28 14 35 0.08 Rain
25 64 57 49 38 32 27 66 45 24 30.09 30.03 30.01 10 10 10 31 17 41 0.00  
26 72 61 49 34 31 27 52 36 19 30.22 30.11 30.07 10 10 10 25 13 33 0.00  
27 74 62 49 47 37 30 71 47 23 30.28 30.23 30.17 10 10 10 16 6 21 0.00  
28 66 62 58 63 58 48 93 77 60 30.22 30.17 30.12 10 7 4 10 3 13 0.14 Rain
29 90 76 61 65 62 59 93 66 38 30.12 30.08 30.05 10 8 4 18 8 22 0.00  
30 93 82 70 66 63 58 84 58 32 30.17 30.13 30.09 10 10 10 16 8 21 0.00  
31 93 82 70 67 64 56 90 60 30 30.15 30.10 30.02 10 10 8 18 8 23 0.00