Weather History for Lancaster, PA

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Month of October, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 82 °F 63 °F 41 °F
Mean Temperature 64 °F 54 °F 38 °F
Min Temperature 57 °F 45 °F 26 °F
Degree Days  
Heating Degree Days (base 65) 28 11 1 356
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 14 5 0 170
Dew Point  
Dew Point 67 °F 44 °F 25 °F
Precipitation  
Precipitation 0.88 in 0.11 in 0.00 in 3.32 in
Snowdepth - - - -
Wind  
Wind 28 mph 6 mph 0 mph
Gust Wind 39 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.55 in 30.00 in 29.24 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 16, 2011 Rise Set
Actual Time 7:16 AM EDT 6:24 PM EDT
Civil Twilight 6:49 AM EDT 6:51 PM EDT
Nautical Twilight 6:17 AM EDT 7:23 PM EDT
Astronomical Twilight 5:46 AM EDT 7:54 PM EDT
Moon 9:08 PM EDT (10/16) 11:31 AM EDT (10/16)
Length of Visible Light 12h 02m
Length of Day
11h 07m
Waning Gibbous, 82% of the Moon is Illuminated
Oct 16
Waning Gibbous
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter
Nov 10
Full

Weather History Calendar

Precipitation Actual month total 3.32 Average Month Total: 3.11
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
55 | 48 0.13
Average:
70 | 49 0.15
Rain
Actual:
48 | 44 0.20
Average:
70 | 50 0.15
Rain
Actual:
51 | 46 0.01
Average:
68 | 46 0.15
Partly Cloudy
Actual:
64 | 42 0.01
Average:
68 | 47 0.07
Clear
Actual:
72 | 50 0.00
Average:
71 | 49 0.04
Clear
Actual:
68 | 42 0.00
Average:
69 | 46 0.09
Clear
Actual:
70 | 42 0.00
Average:
68 | 44 0.01
Clear
Actual:
75 | 44 0.00
Average:
67 | 43 0.17
Fog
Actual:
82 | 46 0.00
Average:
67 | 45 0.25
Fog
Actual:
80 | 48 0.00
Average:
68 | 44 0.07
Fog
Actual:
73 | 51 0.01
Average:
65 | 42 0.05
Rain
Actual:
62 | 57 0.28
Average:
64 | 44 0.13
Thunderstorm
Actual:
69 | 57 0.88
Average:
64 | 45 0.08
Rain
Actual:
69 | 55 0.21
Average:
65 | 44 0.06
Scattered Clouds
Actual:
64 | 52 0.00
Average:
66 | 42 0.08
Scattered Clouds
Actual:
66 | 46 0.00
Average:
66 | 42 0.00
Partly Cloudy
Actual:
66 | 51 0.00
Average:
63 | 43 0.20
Rain
Actual:
70 | 43 0.00
Average:
62 | 41 0.10
Rain
Actual:
70 | 57 0.48
Average:
62 | 42 0.13
Rain
Actual:
70 | 51 0.01
Average:
61 | 41 0.14
Partly Cloudy
Actual:
55 | 44 0.00
Average:
63 | 39 0.10
Partly Cloudy
Actual:
55 | 37 0.00
Average:
63 | 39 0.01
Fog
Actual:
61 | 35 0.00
Average:
64 | 41 0.20
Rain
Actual:
62 | 43 0.02
Average:
64 | 39 0.18
Clear
Actual:
63 | 42 0.00
Average:
63 | 39 0.07
Scattered Clouds
Actual:
64 | 44 0.01
Average:
60 | 41 0.10
Rain
Actual:
60 | 39 0.27
Average:
62 | 42 0.11
Rain
Actual:
48 | 35 0.00
Average:
64 | 41 0.04
Snow
Actual:
41 | 33 0.80
Average:
63 | 37 0.10
Clear
Actual:
45 | 30 0.00
Average:
59 | 34 0.05
Fog
Actual:
51 | 26 0.00
Average:
59 | 37 0.03
 

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
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 55 52 48 52 48 44 94 82 74 29.78 29.74 29.68 10 9 2 15 9 22 0.13 Rain
2 48 46 44 45 44 40 93 90 80 29.91 29.82 29.74 10 9 4 10 7 - 0.20 Rain
3 51 48 46 46 44 42 97 86 74 30.09 30.01 29.91 10 9 4 6 3 - 0.01 Rain
4 64 53 42 52 48 43 100 83 60 30.13 30.10 30.06 10 8 2 16 7 23 0.01  
5 72 61 50 50 47 39 93 68 40 30.31 30.17 30.12 10 10 10 14 6 21 0.00  
6 68 54 42 42 38 34 89 58 30 30.42 30.36 30.32 10 10 5 13 5 - 0.00  
7 70 56 42 46 40 29 93 64 22 30.49 30.44 30.37 10 9 7 6 1 - 0.00  
8 75 60 44 52 47 41 93 71 37 30.55 30.49 30.44 10 9 7 7 1 - 0.00  
9 82 64 46 56 50 45 100 81 33 30.47 30.43 30.34 10 4 0 8 1 - 0.00 Fog
10 80 64 48 58 53 48 100 82 43 30.33 30.27 30.18 10 4 0 5 0 - 0.00 Fog
11 73 62 51 57 54 49 100 85 51 30.18 30.15 30.11 10 5 0 14 3 - 0.01 Fog
12 62 60 57 56 54 50 94 86 67 30.12 30.01 29.88 10 8 4 16 9 25 0.28 Rain
13 69 62 57 66 61 55 100 95 88 29.86 29.70 29.57 8 4 1 16 8 25 0.88 Rain , Thunderstorm
14 69 62 55 66 59 42 94 85 60 29.62 29.49 29.39 10 8 2 23 9 39 0.21 Rain
15 64 58 52 43 39 33 71 52 33 29.84 29.69 29.63 10 10 10 28 13 34 0.00  
16 66 56 46 46 39 32 66 49 36 29.96 29.83 29.65 10 10 10 18 10 24 0.00  
17 66 60 51 50 40 34 72 50 32 29.84 29.78 29.69 10 10 10 17 9 24 0.00  
18 70 56 43 48 42 33 90 63 26 29.89 29.84 29.81 10 10 9 7 2 - 0.00 Rain
19 70 60 57 64 58 47 100 91 67 29.79 29.54 29.26 10 6 2 22 10 30 0.48 Rain
20 70 62 51 67 52 37 100 74 51 29.74 29.43 29.24 10 10 10 18 11 26 0.01 Rain
21 55 50 44 42 39 36 85 68 56 30.08 29.95 29.76 10 10 10 14 10 24 0.00  
22 55 46 37 43 40 37 100 77 57 30.13 30.11 30.08 10 9 3 12 3 - 0.00  
23 61 48 35 45 39 34 100 89 48 30.17 30.13 30.09 10 3 0 8 1 - 0.00 Fog
24 62 52 43 51 46 41 97 84 62 30.13 30.06 29.98 10 6 3 8 3 - 0.02 Rain
25 63 52 42 46 39 35 100 66 35 30.17 30.09 30.05 10 8 2 17 6 22 0.00  
26 64 54 44 51 47 40 89 75 58 30.04 29.86 29.75 10 10 8 9 3 - 0.01  
27 60 50 39 57 48 33 94 88 73 30.04 29.71 29.59 10 6 2 20 5 25 0.27 Rain
28 48 42 35 37 30 27 80 65 46 30.25 30.19 30.06 10 10 10 7 4 - 0.00 Rain
29 41 38 33 36 32 30 96 91 65 30.20 30.01 29.89 10 4 0 24 11 33 0.80 Fog , Rain , Snow
30 45 38 30 31 30 27 92 79 56 30.37 30.24 30.04 10 10 5 10 7 - 0.00  
31 51 38 26 37 29 25 100 85 52 30.39 30.35 30.29 10 4 0 9 2 - 0.00 Fog