Weather History for Erie, PA

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 90 °F 72 °F 59 °F
Mean Temperature 79 °F 64 °F 53 °F
Min Temperature 69 °F 55 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 12 4 0 121
Cooling Degree Days (base 65) 14 3 0 82
Growing Degree Days (base 50) 29 13 2 401
Dew Point  
Dew Point 73 °F 53 °F 36 °F
Precipitation  
Precipitation 1.34 in 0.17 in 0.00 in 4.32 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 30 mph 8 mph 0 mph
Gust Wind 38 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.31 in 30.01 in 29.48 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 11, 2012 Rise Set
Actual Time 6:57 AM EDT 7:36 PM EDT
Civil Twilight 6:28 AM EDT 8:04 PM EDT
Nautical Twilight 5:55 AM EDT 8:37 PM EDT
Astronomical Twilight 5:20 AM EDT 9:12 PM EDT
Moon 2:08 AM EDT (9/11) 4:49 PM EDT (9/11)
Length of Visible Light 13h 35m
Length of Day
12h 39m
Waning Crescent, 21% of the Moon is Illuminated
Sep 11
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Weather History Calendar

Precipitation Actual month total 4.32 Normal Month Total: 4.61
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
80 | 67 0.00
Average:
77 | 60 0.13
Partly Cloudy
Actual:
82 | 67 0.00
Average:
76 | 60 0.13
Scattered Clouds
Actual:
90 | 68 T
Average:
76 | 60 0.13
Rain
Actual:
83 | 69 0.21
Average:
76 | 60 0.13
Partly Cloudy
Actual:
79 | 65 0.00
Average:
76 | 59 0.14
Scattered Clouds
Actual:
79 | 66 0.00
Average:
75 | 59 0.13
Scattered Clouds
Actual:
84 | 64 0.00
Average:
75 | 59 0.14
Thunderstorm
Actual:
74 | 61 1.01
Average:
75 | 58 0.14
Rain
Actual:
69 | 56 0.72
Average:
74 | 58 0.14
Clear
Actual:
68 | 48 0.00
Average:
74 | 58 0.15
Clear
Actual:
76 | 51 T
Average:
74 | 58 0.14
Clear
Actual:
81 | 57 0.00
Average:
73 | 57 0.15
Scattered Clouds
Actual:
83 | 61 0.00
Average:
73 | 57 0.15
Rain
Actual:
76 | 51 0.33
Average:
73 | 57 0.15
Scattered Clouds
Actual:
68 | 49 0.00
Average:
72 | 56 0.16
Scattered Clouds
Actual:
72 | 50 0.00
Average:
72 | 56 0.16
Scattered Clouds
Actual:
75 | 55 0.00
Average:
72 | 56 0.16
Rain
Actual:
70 | 54 0.22
Average:
71 | 55 0.16
Partly Cloudy
Actual:
62 | 50 0.00
Average:
71 | 55 0.17
Partly Cloudy
Actual:
72 | 48 0.00
Average:
70 | 54 0.17
Rain
Actual:
71 | 55 0.12
Average:
70 | 54 0.17
Rain
Actual:
61 | 49 1.34
Average:
70 | 54 0.17
Rain
Actual:
59 | 46 0.15
Average:
69 | 53 0.17
Rain
Actual:
61 | 44 0.12
Average:
69 | 53 0.16
Partly Cloudy
Actual:
69 | 52 T
Average:
68 | 53 0.17
Rain
Actual:
65 | 58 0.09
Average:
68 | 52 0.17
Partly Cloudy
Actual:
62 | 48 0.00
Average:
68 | 52 0.17
Partly Cloudy
Actual:
61 | 48 0.00
Average:
67 | 51 0.17
Rain
Actual:
62 | 47 0.01
Average:
67 | 51 0.17
Thunderstorm
Actual:
62 | 47 T
Average:
66 | 51 0.16
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 80 74 67 72 63 58 87 70 52 30.11 30.07 30.01 10 10 8 10 3 13 0.00  
2 82 75 67 62 59 56 76 59 42 30.05 30.02 29.98 10 10 10 17 6 22 0.00  
3 90 79 68 72 68 58 84 68 52 29.99 29.95 29.90 10 9 6 16 8 23 T  
4 83 76 69 73 69 66 90 78 65 29.92 29.85 29.80 10 8 2 15 9 21 0.21 Rain
5 79 72 65 68 66 63 100 84 67 29.90 29.87 29.82 10 8 5 10 3 15 0.00  
6 79 73 66 70 66 63 90 76 62 29.91 29.87 29.81 10 8 6 13 6 18 0.00  
7 84 74 64 67 62 56 93 67 40 29.91 29.85 29.67 10 7 5 17 8 23 0.00  
8 74 68 61 66 60 51 93 74 55 29.81 29.62 29.48 10 6 2 30 10 38 1.01 Rain , Thunderstorm
9 69 63 56 56 52 45 100 74 48 30.04 29.91 29.82 10 8 1 15 7 20 0.72 Rain
10 68 58 48 49 45 42 86 64 42 30.21 30.16 30.05 10 10 10 12 6 18 0.00  
11 76 64 51 55 48 45 77 57 36 30.29 30.24 30.20 10 10 10 15 7 20 T  
12 81 69 57 63 51 47 73 55 36 30.30 30.26 30.23 10 9 7 13 7 17 0.00  
13 83 72 61 61 57 52 76 60 43 30.31 30.25 30.19 10 10 9 13 7 16 0.00  
14 76 64 51 63 56 44 90 69 48 30.25 30.19 30.14 10 8 2 17 8 24 0.33 Rain
15 68 59 49 54 48 45 93 68 42 30.28 30.24 30.18 10 10 10 14 8 21 0.00  
16 72 61 50 53 49 45 83 64 44 30.19 30.13 30.07 10 10 10 14 7 18 0.00  
17 75 65 55 52 49 46 80 59 38 30.07 29.98 29.81 10 10 10 17 9 22 0.00  
18 70 62 54 63 56 45 93 74 55 29.87 29.65 29.52 10 8 2 22 12 31 0.22 Rain
19 62 56 50 45 40 36 74 57 40 30.15 30.07 29.87 10 10 10 17 9 25 0.00  
20 72 60 48 48 42 39 71 54 37 30.10 29.99 29.89 10 10 10 25 14 32 0.00  
21 71 63 55 57 50 43 73 58 42 29.94 29.91 29.79 10 10 10 20 8 28 0.12 Rain
22 61 55 49 54 52 42 93 77 60 30.01 29.79 29.69 10 6 0 16 6 26 1.34 Fog , Rain
23 59 53 46 46 43 36 86 67 47 30.18 30.12 30.01 10 10 10 18 8 25 0.15 Rain
24 61 53 44 44 40 36 92 66 40 30.22 30.13 30.01 10 10 4 21 11 28 0.12 Rain
25 69 61 52 54 44 37 80 63 45 30.04 30.00 29.94 10 10 10 23 14 30 T  
26 65 62 58 63 59 54 93 86 78 30.12 30.00 29.94 10 6 2 15 8 21 0.09 Rain
27 62 55 48 52 47 42 83 67 51 30.23 30.18 30.13 10 10 10 15 8 20 0.00  
28 61 55 48 50 48 44 86 71 55 30.14 30.11 30.08 10 10 10 15 5 18 0.00  
29 62 55 47 50 46 42 96 76 55 30.08 30.02 29.94 10 10 9 9 5 15 0.01 Rain
30 62 55 47 49 46 43 93 72 51 29.94 29.91 29.89 10 10 9 16 6 21 T Rain , Thunderstorm