Weather History for Lancaster, PA

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 76 °F 64 °F
Mean Temperature 80 °F 64 °F 54 °F
Min Temperature 71 °F 53 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 12 4 0 117
Cooling Degree Days (base 65) 16 3 0 83
Growing Degree Days (base 50) 30 14 4 421
Dew Point  
Dew Point 73 °F 53 °F 36 °F
Precipitation  
Precipitation 0.82 in 0.06 in 0.00 in 1.75 in
Snowdepth - - - -
Wind  
Wind 23 mph 4 mph 0 mph
Gust Wind 32 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.45 in 30.04 in 29.69 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 25, 2013 Rise Set
Actual Time 6:55 AM EDT 6:56 PM EDT
Civil Twilight 6:28 AM EDT 7:23 PM EDT
Nautical Twilight 5:57 AM EDT 7:55 PM EDT
Astronomical Twilight 5:25 AM EDT 8:27 PM EDT
Moon 11:01 PM EDT (9/25) 12:59 PM EDT (9/25)
Length of Visible Light 12h 55m
Length of Day
12h 01m
Waning Gibbous, 64% of the Moon is Illuminated
Sep 25
Waning Gibbous
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Weather History Calendar

Precipitation Actual month total 1.75 Average Month Total: 3.76
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Partly Cloudy
Actual:
87 | 69 0.00
Average:
81 | 59 0.12
Thunderstorm
Actual:
87 | 71 0.42
Average:
82 | 60 0.03
Scattered Clouds
Actual:
80 | 63 0.00
Average:
82 | 61 0.14
Clear
Actual:
80 | 55 0.00
Average:
81 | 58 0.15
Scattered Clouds
Actual:
79 | 57 0.00
Average:
79 | 57 0.01
Clear
Actual:
71 | 48 0.00
Average:
80 | 58 0.27
Clear
Actual:
79 | 46 0.00
Average:
80 | 59 0.05
Rain
Actual:
82 | 57 0.00
Average:
78 | 57 0.32
Partly Cloudy
Actual:
73 | 46 0.00
Average:
77 | 56 0.03
Partly Cloudy
Actual:
91 | 66 0.00
Average:
80 | 57 0.10
Fog
Actual:
93 | 68 0.00
Average:
80 | 57 0.06
Thunderstorm
Actual:
86 | 68 0.31
Average:
79 | 56 0.06
Partly Cloudy
Actual:
75 | 57 0.01
Average:
79 | 56 0.19
Partly Cloudy
Actual:
64 | 48 0.00
Average:
78 | 57 0.11
Clear
Actual:
73 | 43 0.00
Average:
77 | 56 0.13
Rain
Actual:
71 | 54 0.18
Average:
74 | 53 0.09
Clear
Actual:
66 | 43 0.00
Average:
76 | 54 0.11
Clear
Actual:
70 | 42 0.00
Average:
76 | 53 0.12
Clear
Actual:
75 | 42 0.00
Average:
75 | 54 0.19
Fog
Actual:
79 | 50 0.00
Average:
76 | 52 0.09
Rain
Actual:
75 | 55 0.82
Average:
76 | 54 0.06
Partly Cloudy
Actual:
68 | 53 0.01
Average:
73 | 55 0.33
Partly Cloudy
Actual:
64 | 46 0.00
Average:
74 | 51 0.02
Clear
Actual:
71 | 39 0.00
Average:
71 | 48 0.08
Clear
Actual:
73 | 43 0.00
Average:
70 | 48 0.36
Partly Cloudy
Actual:
73 | 46 0.00
Average:
72 | 50 0.12
Partly Cloudy
Actual:
73 | 55 0.00
Average:
74 | 49 0.36
Partly Cloudy
Actual:
72 | 54 0.00
Average:
72 | 48 0.04
Scattered Clouds
Actual:
71 | 46 0.00
Average:
70 | 47 0.01
Scattered Clouds
Actual:
73 | 48 0.00
Average:
72 | 48 0.01
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 87 78 69 72 70 66 100 83 61 29.86 29.82 29.77 10 6 2 8 2 - 0.00  
2 87 79 71 72 69 63 94 82 51 29.80 29.76 29.71 10 7 1 17 3 23 0.42 Rain , Thunderstorm
3 80 72 63 68 60 53 96 68 43 29.95 29.83 29.73 10 9 4 14 7 22 0.00  
4 80 67 55 56 54 53 93 65 40 30.07 30.02 29.96 10 10 9 10 7 18 0.00  
5 79 68 57 59 53 44 87 64 32 30.17 30.04 30.00 10 10 9 15 5 20 0.00  
6 71 60 48 48 42 36 83 54 29 30.28 30.22 30.16 10 10 10 10 6 - 0.00  
7 79 62 46 58 49 44 93 65 32 30.16 30.05 29.93 10 10 10 10 2 - 0.00  
8 82 69 57 63 58 47 90 68 48 30.09 29.94 29.89 10 9 5 16 5 21 0.00 Rain
9 73 60 46 63 52 43 87 71 57 30.23 30.17 30.12 10 10 10 9 3 - 0.00  
10 91 78 66 73 68 63 94 77 50 30.18 30.13 30.06 10 8 6 12 5 20 0.00  
11 93 80 68 73 70 66 100 82 49 30.15 30.10 29.99 10 4 0 13 2 18 0.00 Fog
12 86 76 68 72 69 64 96 85 61 29.97 29.85 29.75 10 5 0 23 3 32 0.31 Fog , Rain , Thunderstorm
13 75 66 57 68 56 47 96 71 46 29.93 29.77 29.69 10 8 2 17 7 25 0.01  
14 64 56 48 47 45 44 86 70 50 30.17 30.06 29.94 10 10 10 13 7 18 0.00  
15 73 58 43 54 48 41 97 72 44 30.25 30.16 30.09 10 9 6 9 2 - 0.00  
16 71 64 54 58 54 48 94 77 51 30.27 30.12 30.05 10 8 1 13 4 21 0.18 Rain
17 66 54 43 46 40 38 83 62 39 30.45 30.38 30.30 10 10 10 12 4 18 0.00  
18 70 56 42 48 43 40 97 69 38 30.36 30.29 30.20 10 10 5 7 2 - 0.00  
19 75 58 42 55 49 41 96 71 41 30.21 30.15 30.08 10 9 6 6 1 - 0.00  
20 79 64 50 58 53 48 100 82 47 30.10 30.06 29.97 10 5 0 12 2 - 0.00 Fog
21 75 65 55 64 59 53 100 85 55 29.98 29.80 29.69 10 7 2 18 7 28 0.82 Rain
22 68 60 53 61 52 42 100 80 45 29.96 29.80 29.71 10 8 2 17 6 26 0.01  
23 64 55 46 44 42 39 83 62 46 30.09 30.04 29.97 10 10 10 14 7 24 0.00  
24 71 54 39 46 43 38 93 67 39 30.12 30.03 29.95 10 10 10 10 5 - 0.00  
25 73 58 43 48 44 40 93 66 31 29.99 29.95 29.89 10 10 10 6 1 - 0.00  
26 73 60 46 56 50 45 93 71 44 30.08 30.01 29.94 10 10 10 5 1 - 0.00  
27 73 64 55 56 53 47 90 73 42 30.26 30.18 30.09 10 9 5 10 4 - 0.00  
28 72 62 54 54 50 47 93 70 44 30.33 30.27 30.24 10 10 8 7 1 - 0.00  
29 71 58 46 53 49 44 96 74 45 30.23 30.15 30.09 10 10 6 8 2 - 0.00  
30 73 60 48 53 50 47 100 77 39 30.10 30.06 29.99 10 7 2 7 1 - 0.00