Weather History for Lancaster, PA

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Month of August, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 100 °F 84 °F 75 °F
Mean Temperature 82 °F 74 °F 64 °F
Min Temperature 73 °F 64 °F 55 °F
Degree Days  
Heating Degree Days (base 65) 1 0 0 1
Cooling Degree Days (base 65) 17 9 0 280
Growing Degree Days (base 50) 32 24 14 749
Dew Point  
Dew Point 75 °F 63 °F 52 °F
Precipitation  
Precipitation 0.61 in 0.04 in 0.00 in 1.27 in
Snowdepth - - - -
Wind  
Wind 40 mph 4 mph 0 mph
Gust Wind 51 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 30.00 in 29.73 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 05, 2012 Rise Set
Actual Time 6:07 AM EDT 8:14 PM EDT
Civil Twilight 5:37 AM EDT 8:43 PM EDT
Nautical Twilight 5:00 AM EDT 9:20 PM EDT
Astronomical Twilight 4:20 AM EDT 10:00 PM EDT
Moon 9:51 PM EDT (8/5) 9:54 AM EDT (8/5)
Length of Visible Light 15h 06m
Length of Day
14h 06m
Waning Gibbous, 86% of the Moon is Illuminated
Aug 5
Waning Gibbous
Aug 9
Last Quarter
Aug 17
New
Aug 24
First Quarter
Aug 31
Full

Weather History Calendar

Precipitation Actual month total 1.27 Average Month Total: 3.43
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Thunderstorm
Actual:
82 | 68 0.00
Average:
85 | 64 0.09
Fog
Actual:
87 | 64 0.00
Average:
85 | 64 0.08
Thunderstorm
Actual:
89 | 69 0.00
Average:
86 | 65 0.10
Thunderstorm
Actual:
89 | 71 0.00
Average:
88 | 66 0.01
Thunderstorm
Actual:
93 | 73 0.61
Average:
87 | 65 0.11
Rain
Actual:
86 | 70 0.00
Average:
84 | 63 0.18
Clear
Actual:
84 | 64 0.00
Average:
83 | 62 0.09
Scattered Clouds
Actual:
86 | 66 0.00
Average:
85 | 63 0.07
Thunderstorm
Actual:
89 | 68 0.08
Average:
85 | 65 0.23
Rain
Actual:
82 | 70 0.14
Average:
85 | 64 0.08
Partly Cloudy
Actual:
84 | 71 0.00
Average:
84 | 65 0.14
Partly Cloudy
Actual:
82 | 64 0.00
Average:
84 | 64 0.29
Clear
Actual:
84 | 61 0.00
Average:
81 | 62 0.06
Thunderstorm
Actual:
81 | 66 0.15
Average:
84 | 62 0.05
Thunderstorm
Actual:
80 | 66 0.03
Average:
85 | 63 0.01
Clear
Actual:
82 | 64 0.01
Average:
84 | 63 0.04
Thunderstorm
Actual:
86 | 62 0.01
Average:
85 | 62 0.08
Partly Cloudy
Actual:
80 | 62 0.01
Average:
82 | 62 0.10
Scattered Clouds
Actual:
75 | 55 0.01
Average:
81 | 59 0.11
Rain
Actual:
79 | 61 0.00
Average:
81 | 61 0.20
Fog
Actual:
80 | 60 0.00
Average:
80 | 58 0.13
Scattered Clouds
Actual:
82 | 57 0.00
Average:
80 | 56 0.17
Clear
Actual:
100 | 60 0.00
Average:
81 | 58 0.11
Clear
Actual:
84 | 70 0.00
Average:
81 | 59 0.05
Rain
Actual:
79 | 64 0.10
Average:
81 | 59 0.07
Partly Cloudy
Actual:
82 | 66 0.00
Average:
82 | 60 0.02
Partly Cloudy
Actual:
86 | 66 0.00
Average:
83 | 61 0.05
Rain
Actual:
86 | 66 0.12
Average:
84 | 63 0.32
Clear
Actual:
81 | 61 0.00
Average:
83 | 61 0.30
Clear
Actual:
84 | 55 0.00
Average:
82 | 60 0.00
Clear
Actual:
90 | 57 0.00
Average:
83 | 61 0.09
 

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
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 82 75 68 70 67 64 90 79 62 29.91 29.87 29.83 10 7 3 7 3 - 0.00 Thunderstorm
2 87 76 64 70 67 63 100 81 49 29.94 29.90 29.86 10 5 0 13 2 18 0.00 Fog
3 89 79 69 74 69 66 93 78 53 30.09 30.00 29.93 10 5 1 12 2 - 0.00 Thunderstorm
4 89 79 71 75 71 66 94 79 57 30.19 30.14 30.09 10 6 2 9 5 21 0.00 Rain , Thunderstorm
5 93 82 73 73 71 68 94 80 48 30.15 30.06 29.98 10 7 0 40 10 51 0.61 Fog , Rain , Thunderstorm
6 86 80 70 72 67 63 93 71 49 30.07 30.02 29.98 10 9 3 15 5 18 0.00 Rain
7 84 74 64 66 63 60 90 69 47 30.03 29.99 29.96 10 10 6 8 2 - 0.00  
8 86 76 66 72 66 64 94 76 49 30.01 29.97 29.93 10 5 1 8 2 - 0.00  
9 89 78 68 71 68 65 90 77 53 29.97 29.92 29.85 10 6 2 14 3 17 0.08 Rain , Thunderstorm
10 82 76 70 72 69 66 94 84 65 29.85 29.79 29.73 10 6 1 12 4 - 0.14 Rain
11 84 78 71 70 66 62 91 74 51 29.92 29.84 29.78 10 9 6 13 3 18 0.00  
12 82 72 64 61 60 58 81 64 47 30.00 29.96 29.92 10 10 10 9 5 - 0.00  
13 84 72 61 63 59 57 90 65 41 30.05 30.00 29.96 10 9 6 7 3 - 0.00  
14 81 74 66 70 67 61 93 84 69 29.97 29.92 29.86 10 5 1 14 4 22 0.15 Rain , Thunderstorm
15 80 72 66 68 66 64 100 84 62 29.92 29.88 29.83 10 5 0 22 7 33 0.03 Fog , Rain , Thunderstorm
16 82 73 64 64 62 58 93 70 45 29.98 29.93 29.89 10 8 4 10 6 - 0.01  
17 86 74 62 68 64 60 94 76 48 29.91 29.85 29.78 10 6 2 16 4 23 0.01 Rain , Thunderstorm
18 80 71 62 65 58 53 87 66 40 29.95 29.90 29.87 10 10 7 9 5 - 0.01  
19 75 64 55 60 56 53 90 73 52 29.99 29.95 29.92 10 10 7 7 2 - 0.01  
20 79 70 61 62 60 57 94 80 50 29.97 29.91 29.85 10 8 2 17 4 21 0.00 Rain
21 80 70 60 62 59 55 97 83 45 30.11 30.04 29.98 10 4 0 7 3 - 0.00 Fog
22 82 69 57 62 58 55 100 75 47 30.17 30.13 30.09 10 6 2 6 1 - 0.00  
23 100 80 60 64 59 54 94 65 22 30.18 30.15 30.11 10 6 2 6 1 - 0.00  
24 84 78 70 64 61 56 81 57 38 30.19 30.16 30.14 10 6 2 6 1 - 0.00  
25 79 71 64 67 64 61 90 77 62 30.24 30.22 30.18 9 6 2 8 4 - 0.10 Rain
26 82 73 66 68 65 61 90 81 54 30.27 30.23 30.19 10 10 10 12 7 17 0.00  
27 86 75 66 70 67 63 94 77 51 30.18 30.09 29.95 10 9 4 9 3 - 0.00  
28 86 77 66 70 65 57 94 70 40 29.94 29.91 29.87 10 8 2 15 6 21 0.12 Rain
29 81 70 61 59 57 54 87 64 40 30.04 29.99 29.93 10 10 9 10 3 - 0.00  
30 84 68 55 58 55 52 87 63 35 30.13 30.09 30.05 10 10 8 9 2 - 0.00  
31 90 73 57 64 59 55 93 65 34 30.11 30.05 29.97 10 8 2 14 3 20 0.00