Weather History for Erie, PA

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 62 °F 43 °F 31 °F
Mean Temperature 53 °F 38 °F 28 °F
Min Temperature 44 °F 32 °F 18 °F
Degree Days  
Heating Degree Days (base 65) 37 27 12 841
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 2 0 0 3
Dew Point  
Dew Point 54 °F 29 °F 11 °F
Precipitation  
Precipitation 1.16 in 0.19 in 0.00 in 5.26 in
Snowdepth 3.0 in 0.2 in 0.0 in -
Wind  
Wind 31 mph 10 mph 0 mph
Gust Wind 46 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.60 in 30.13 in 29.35 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 29, 2011 Rise Set
Actual Time 7:48 AM EST 4:56 PM EST
Civil Twilight 7:16 AM EST 5:28 PM EST
Nautical Twilight 6:41 AM EST 6:03 PM EST
Astronomical Twilight 6:07 AM EST 6:37 PM EST
Moon 10:35 AM EST (12/29) 10:38 PM EST (12/29)
Length of Visible Light 10h 11m
Length of Day
9h 08m
Waxing Crescent, 26% of the Moon is Illuminated
Dec 29
Waxing Crescent
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New

Weather History Calendar

Precipitation Actual month total 5.26 Normal Month Total: 3.74
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
42 | 30 0.00
Average:
43 | 32 0.12
Rain
Actual:
40 | 30 0.03
Average:
43 | 31 0.13
Clear
Actual:
49 | 28 0.00
Average:
42 | 31 0.12
Rain
Actual:
62 | 44 0.07
Average:
42 | 31 0.13
Rain
Actual:
52 | 41 1.16
Average:
42 | 30 0.12
Rain
Actual:
41 | 38 0.30
Average:
41 | 30 0.13
Snow
Actual:
40 | 34 0.06
Average:
41 | 29 0.12
Partly Cloudy
Actual:
40 | 33 0.00
Average:
40 | 29 0.12
Snow
Actual:
39 | 31 0.17
Average:
40 | 29 0.13
Snow
Actual:
31 | 24 T
Average:
40 | 28 0.13
Clear
Actual:
36 | 21 0.00
Average:
39 | 28 0.13
Clear
Actual:
41 | 24 0.00
Average:
39 | 28 0.12
Partly Cloudy
Actual:
45 | 27 0.00
Average:
39 | 27 0.13
Rain
Actual:
53 | 39 0.29
Average:
38 | 27 0.12
Rain
Actual:
58 | 41 0.49
Average:
38 | 27 0.12
Overcast
Actual:
41 | 34 T
Average:
38 | 26 0.12
Snow
Actual:
35 | 25 0.12
Average:
37 | 26 0.12
Snow
Actual:
34 | 26 0.37
Average:
37 | 26 0.12
Rain
Actual:
45 | 34 0.08
Average:
37 | 25 0.12
Snow
Actual:
43 | 34 0.02
Average:
37 | 25 0.12
Rain
Actual:
59 | 43 0.89
Average:
36 | 25 0.11
Rain
Actual:
44 | 37 0.35
Average:
36 | 25 0.12
Rain
Actual:
38 | 28 0.02
Average:
36 | 24 0.12
Partly Cloudy
Actual:
36 | 24 T
Average:
36 | 24 0.12
Rain
Actual:
45 | 32 0.01
Average:
36 | 24 0.12
Partly Cloudy
Actual:
42 | 35 0.00
Average:
35 | 24 0.11
Snow
Actual:
43 | 33 0.54
Average:
35 | 23 0.12
Snow
Actual:
37 | 19 0.01
Average:
35 | 23 0.11
Snow
Actual:
41 | 18 0.10
Average:
35 | 23 0.11
Rain
Actual:
47 | 40 0.03
Average:
35 | 23 0.12
Rain
Actual:
47 | 39 0.15
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

2011 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 42 36 30 31 27 25 85 73 60 30.35 30.29 30.19 10 10 9 15 8 17 0.00  
2 40 35 30 34 30 27 92 78 64 30.58 30.38 30.24 10 8 3 15 7 22 0.03 Rain
3 49 39 28 32 29 25 92 73 53 30.57 30.46 30.29 10 10 10 21 12 28 0.00  
4 62 53 44 46 36 27 86 61 35 30.27 30.19 30.10 10 10 10 29 17 45 0.07 Rain
5 52 47 41 48 45 39 96 90 83 30.22 30.16 30.10 10 5 0 18 8 25 1.16 Fog , Rain
6 41 40 38 38 38 36 93 89 85 30.13 30.07 29.99 10 5 1 24 8 31 0.30 Rain
7 40 37 34 38 31 21 92 74 56 30.03 29.94 29.85 10 7 2 17 8 22 0.06 Rain , Snow
8 40 37 33 25 23 20 69 57 44 30.23 30.14 29.94 10 10 10 22 13 30 0.00  
9 39 35 31 31 29 21 89 77 64 30.32 30.21 30.16 10 5 1 17 10 24 0.17 Snow
10 31 28 24 23 18 14 81 67 53 30.51 30.42 30.29 10 10 3 17 11 24 T Snow
11 36 29 21 14 13 11 68 53 38 30.60 30.54 30.51 10 10 10 20 10 24 0.00  
12 41 33 24 22 16 11 69 51 32 30.51 30.48 30.45 10 10 10 12 5 15 0.00  
13 45 36 27 31 24 17 82 66 49 30.49 30.45 30.39 10 10 8 8 4 12 0.00  
14 53 46 39 47 36 28 89 74 59 30.38 30.20 29.95 10 9 5 26 13 35 0.29 Rain
15 58 50 41 54 47 33 93 79 65 29.95 29.76 29.62 10 8 2 31 21 45 0.49 Rain
16 41 38 34 29 24 22 73 65 56 30.26 30.20 29.99 10 10 10 29 12 46 T  
17 35 30 25 25 21 18 81 72 63 30.28 30.23 30.19 10 8 2 17 8 22 0.12 Snow
18 34 30 26 29 26 19 92 81 69 30.23 30.18 30.09 10 4 0 21 10 26 0.37 Fog , Snow
19 45 40 34 41 34 26 96 78 60 30.12 30.00 29.91 10 8 2 25 14 38 0.08 Rain
20 43 39 34 38 32 27 86 81 75 30.20 30.10 29.95 10 9 2 16 6 20 0.02 Rain , Snow
21 59 51 43 52 45 37 96 86 75 29.94 29.76 29.55 10 8 2 26 14 37 0.89 Rain
22 44 41 37 41 39 34 96 90 83 30.10 30.03 29.94 10 6 2 14 5 18 0.35 Rain
23 38 33 28 34 25 16 89 76 63 30.31 30.20 30.00 10 10 7 16 8 22 0.02 Rain
24 36 30 24 26 22 19 81 69 56 30.46 30.36 30.25 10 10 10 13 6 16 T  
25 45 39 32 33 28 25 75 62 49 30.20 30.06 29.92 10 10 8 25 16 33 0.01 Rain
26 42 39 35 30 27 25 76 65 53 30.34 30.21 30.02 10 10 10 21 10 30 0.00  
27 43 38 33 36 31 24 96 73 49 30.00 29.54 29.35 10 7 1 20 7 29 0.54 Rain , Snow
28 37 28 19 34 19 11 92 74 55 30.06 29.85 29.48 10 10 6 26 15 38 0.01 Rain , Snow
29 41 30 18 34 24 12 89 79 68 30.02 29.84 29.72 10 8 1 22 13 30 0.10 Rain , Snow
30 47 44 40 40 35 32 76 71 65 29.86 29.76 29.66 10 10 10 24 12 31 0.03 Rain
31 47 43 39 41 38 36 93 85 76 30.10 29.92 29.68 10 5 1 17 9 29 0.15 Rain