Weather History for KPHL - December, 2013

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Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 68 °F 46 °F 30 °F
Mean Temperature 64 °F 39 °F 27 °F
Min Temperature 59 °F 32 °F 21 °F
Degree Days  
Heating Degree Days (base 65) 38 26 1 807
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 1 0 25
Dew Point  
Dew Point 61 °F 28 °F 3 °F
Precipitation  
Precipitation 1.19 in 0.21 in 0.00 in 5.20 in
Snowdepth 6.0 in 1.0 in 0.0 in -
Wind  
Wind 29 mph 8 mph 0 mph
Gust Wind 36 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 30.13 in 29.47 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Dec. 11, 2013 Rise Set
Actual Time 7:12 AM EST 4:36 PM EST
Civil Twilight 6:42 AM EST 5:06 PM EST
Nautical Twilight 6:08 AM EST 5:40 PM EST
Astronomical Twilight 5:35 AM EST 6:13 PM EST
Moon 1:08 PM EST (12/11) 1:31 AM EST (12/11)
Length of Visible Light 10h 24m
Length of Day
9h 23m
Waxing Gibbous, 71% of the Moon is Illuminated
Dec 11
Waxing Gibbous
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 48 41 33 31 28 25 70 58 45 30.36 30.19 30.05 10 10 10 9 4 11 0.00  
2 51 45 39 35 30 26 76 58 39 30.03 29.95 29.90 10 9 7 6 1 10 0.00  
3 54 47 39 37 34 32 76 61 46 30.03 29.95 29.90 9 7 5 9 3 13 0.00  
4 54 46 37 44 38 33 85 70 54 30.12 30.09 30.03 8 7 5 8 2 13 T  
5 60 55 49 57 51 45 96 88 80 30.12 30.04 29.95 7 4 0 14 4 17 T Fog , Rain
6 63 51 38 59 46 34 93 83 73 30.17 30.02 29.89 10 6 2 25 11 30 0.77 Rain
7 41 37 33 34 29 23 85 70 54 30.54 30.32 30.11 10 10 6 21 10 25 0.07 Rain
8 33 30 27 28 22 14 92 71 49 30.62 30.52 30.33 10 4 0 17 10 21 0.57 Fog , Snow
9 38 35 32 34 32 28 92 89 85 30.33 30.13 30.02 7 4 2 17 9 22 0.98 Rain
10 37 33 28 31 28 17 92 75 58 30.21 30.03 29.96 10 4 0 18 9 22 0.27 Fog , Snow
11 35 28 21 19 15 13 74 59 43 30.40 30.31 30.22 10 10 10 23 10 26 0.00  
12 30 27 23 15 11 4 74 54 34 30.41 30.32 30.23 10 10 10 18 10 24 0.00  
13 37 31 24 18 13 8 60 46 32 30.35 30.25 30.21 10 10 10 23 12 29 0.00  
14 34 32 29 31 26 19 92 73 54 30.43 30.20 29.67 10 7 1 18 10 24 0.70 Rain , Snow
15 43 38 32 32 28 20 89 71 52 29.92 29.71 29.60 10 8 2 28 12 36 0.07 Rain , Snow
16 34 30 25 22 9 4 61 45 29 30.25 30.13 29.91 10 10 10 21 10 26 0.00  
17 35 30 25 28 21 9 85 64 42 30.23 30.07 29.96 10 8 3 13 7 17 0.05 Rain , Snow
18 38 31 24 21 19 16 81 61 40 30.23 30.12 29.99 10 10 9 23 11 30 0.00  
19 48 38 27 29 25 20 78 59 39 30.22 30.15 30.09 10 10 10 16 6 28 0.00  
20 54 44 34 44 33 28 86 64 41 30.12 30.07 30.01 10 10 10 15 6 20 T  
21 67 56 45 54 48 42 93 75 56 30.03 29.98 29.92 10 10 10 20 10 26 0.00  
22 68 64 59 61 58 54 84 78 72 29.99 29.94 29.86 10 9 2 26 14 36 0.04 Rain
23 63 53 42 61 53 29 93 77 61 30.20 29.99 29.93 10 7 1 23 9 30 0.49 Fog , Rain
24 42 35 27 28 19 8 69 54 39 30.42 30.24 30.16 10 10 2 29 14 36 T Snow
25 32 27 21 16 7 3 53 43 32 30.57 30.50 30.43 10 10 10 17 6 23 0.00  
26 42 33 24 25 21 16 81 63 45 30.42 30.31 30.21 10 10 7 20 6 24 T Snow
27 46 36 25 24 19 17 75 53 31 30.42 30.36 30.31 10 10 10 17 6 21 0.00  
28 56 42 28 27 25 21 78 54 30 30.32 30.22 30.12 10 10 10 20 9 23 0.00  
29 49 44 39 46 38 27 93 73 53 30.10 29.79 29.47 10 6 2 21 7 24 1.19 Rain
30 46 37 27 37 27 13 92 70 47 30.20 30.02 29.82 10 10 10 21 10 26 0.00  
31 38 32 26 27 16 10 63 49 35 30.35 30.19 30.11 10 10 7 24 9 31 T Snow