Weather History for Erie, PA

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 64 °F 44 °F 32 °F
Mean Temperature 55 °F 39 °F 27 °F
Min Temperature 50 °F 32 °F 22 °F
Degree Days  
Heating Degree Days (base 65) 38 26 10 820
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 4 0 0 12
Dew Point  
Dew Point 55 °F 31 °F 16 °F
Precipitation  
Precipitation 0.71 in 0.17 in 0.00 in 4.81 in
Snowdepth 8.0 in 1.2 in 0.0 in -
Wind  
Wind 33 mph 10 mph 0 mph
Gust Wind 47 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.45 in 29.97 in 29.23 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 15, 2012 Rise Set
Actual Time 7:42 AM EST 4:49 PM EST
Civil Twilight 7:10 AM EST 5:21 PM EST
Nautical Twilight 6:35 AM EST 5:57 PM EST
Astronomical Twilight 6:01 AM EST 6:31 PM EST
Moon 9:32 AM EST (12/15) 7:54 PM EST (12/15)
Length of Visible Light 10h 11m
Length of Day
9h 07m
Waxing Crescent, 8% of the Moon is Illuminated
Dec 15
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Weather History Calendar

Precipitation Actual month total 4.81 Normal Month Total: 3.74
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
56 | 33 0.00
Average:
43 | 32 0.12
Rain
Actual:
56 | 50 0.71
Average:
43 | 31 0.13
Fog
Actual:
63 | 47 0.00
Average:
42 | 31 0.12
Rain
Actual:
64 | 45 0.38
Average:
42 | 31 0.13
Mostly Cloudy
Actual:
45 | 32 0.00
Average:
42 | 30 0.12
Scattered Clouds
Actual:
46 | 26 0.00
Average:
41 | 30 0.13
Rain
Actual:
47 | 40 0.05
Average:
41 | 29 0.12
Rain
Actual:
49 | 37 0.24
Average:
40 | 29 0.12
Rain
Actual:
52 | 34 0.20
Average:
40 | 29 0.13
Rain
Actual:
56 | 36 0.27
Average:
40 | 28 0.13
Snow
Actual:
38 | 32 0.01
Average:
39 | 28 0.13
Scattered Clouds
Actual:
41 | 29 0.00
Average:
39 | 28 0.12
Clear
Actual:
45 | 26 0.00
Average:
39 | 27 0.13
Clear
Actual:
44 | 29 0.00
Average:
38 | 27 0.12
Rain
Actual:
49 | 28 T
Average:
38 | 27 0.12
Rain
Actual:
60 | 47 0.01
Average:
38 | 26 0.12
Rain
Actual:
52 | 42 0.42
Average:
37 | 26 0.12
Rain
Actual:
43 | 35 0.52
Average:
37 | 26 0.12
Rain
Actual:
41 | 31 0.01
Average:
37 | 25 0.12
Rain
Actual:
45 | 35 0.21
Average:
37 | 25 0.12
Snow
Actual:
43 | 33 0.34
Average:
36 | 25 0.11
Snow
Actual:
35 | 30 0.11
Average:
36 | 25 0.12
Partly Cloudy
Actual:
35 | 23 0.00
Average:
36 | 24 0.12
Snow
Actual:
36 | 28 0.13
Average:
36 | 24 0.12
Snow
Actual:
35 | 32 T
Average:
36 | 24 0.12
Snow
Actual:
32 | 25 0.49
Average:
35 | 24 0.11
Snow
Actual:
32 | 27 0.17
Average:
35 | 23 0.12
Snow
Actual:
32 | 22 T
Average:
35 | 23 0.11
Snow
Actual:
33 | 26 0.35
Average:
35 | 23 0.11
Snow
Actual:
32 | 24 0.07
Average:
35 | 23 0.12
Snow
Actual:
34 | 22 0.12
Average:
35 | 23 0.11
 

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

2012 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 56 45 33 39 36 29 89 72 55 30.31 30.24 30.14 10 10 7 22 8 29 0.00  
2 56 53 50 54 49 40 100 78 55 30.14 30.04 29.95 10 4 0 25 15 35 0.71 Fog , Rain
3 63 55 47 55 51 46 100 86 72 30.20 30.14 30.05 10 5 0 22 8 31 0.00 Fog
4 64 55 45 54 49 40 100 82 63 30.06 30.00 29.93 10 8 0 28 14 40 0.38 Fog , Rain
5 45 39 32 39 27 20 89 73 56 30.40 30.27 30.08 10 10 10 17 9 24 0.00  
6 46 36 26 24 21 19 81 58 34 30.40 30.22 30.01 10 10 10 16 5 21 0.00  
7 47 44 40 43 38 23 92 69 45 30.01 29.96 29.90 10 8 2 15 6 21 0.05 Rain
8 49 43 37 47 42 30 100 88 76 30.17 29.87 29.77 10 4 0 15 6 22 0.24 Fog , Rain
9 52 43 34 48 35 28 86 78 70 30.21 30.00 29.68 10 10 5 22 10 33 0.20 Rain
10 56 46 36 52 40 29 93 85 76 29.81 29.64 29.54 10 6 1 22 10 30 0.27 Rain
11 38 35 32 29 26 22 75 67 59 30.22 30.01 29.83 10 10 4 17 9 23 0.01 Snow
12 41 35 29 27 23 21 78 64 50 30.45 30.35 30.23 10 10 10 16 7 21 0.00  
13 45 36 26 24 20 17 75 54 33 30.45 30.37 30.23 10 10 10 15 7 20 0.00  
14 44 37 29 35 27 19 92 70 48 30.27 30.24 30.20 10 9 3 16 6 22 0.00  
15 49 39 28 29 26 24 92 66 39 30.23 30.10 29.84 10 9 4 21 7 28 T Rain
16 60 54 47 49 40 28 83 66 49 29.81 29.72 29.66 10 10 10 24 14 35 0.01 Rain
17 52 47 42 48 40 36 89 80 70 29.77 29.67 29.54 10 9 2 14 7 20 0.42 Rain
18 43 39 35 41 34 28 96 80 64 29.82 29.68 29.51 10 8 2 17 10 26 0.52 Rain
19 41 36 31 36 34 30 96 88 79 30.18 29.99 29.79 9 6 3 8 3 10 0.01 Rain
20 45 40 35 39 33 28 85 73 60 30.16 29.69 29.30 10 9 5 33 17 47 0.21 Rain
21 43 38 33 34 30 25 92 81 69 29.63 29.34 29.23 10 4 0 29 15 41 0.34 Fog , Rain , Snow
22 35 33 30 28 24 21 85 74 63 30.03 29.86 29.61 10 7 1 30 17 44 0.11 Snow
23 35 29 23 27 22 16 81 71 61 30.04 29.95 29.87 10 10 10 20 10 23 0.00  
24 36 32 28 30 25 19 100 78 56 30.03 29.91 29.82 10 7 1 14 4 17 0.13 Snow
25 35 34 32 31 27 21 92 77 61 30.30 30.13 29.88 10 9 4 17 8 23 T Snow
26 32 29 25 27 23 18 92 78 63 30.27 29.89 29.71 10 4 0 28 17 37 0.49 Fog , Snow
27 32 30 27 27 24 21 92 84 75 30.12 29.87 29.71 10 7 1 23 11 29 0.17 Rain , Snow
28 32 27 22 24 23 19 88 79 69 30.16 30.10 30.00 10 10 5 13 4 17 T Snow
29 33 30 26 28 25 20 92 84 75 29.96 29.80 29.67 10 3 0 16 8 22 0.35 Fog , Snow
30 32 28 24 27 23 16 92 78 63 30.31 30.14 29.91 10 7 1 20 14 29 0.07 Snow
31 34 28 22 30 23 16 89 74 59 30.25 30.03 29.94 10 6 1 24 14 32 0.12 Snow