Weather History for Harrisburg, IL

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Month of August, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 95 °F 84 °F 72 °F
Mean Temperature 83 °F 74 °F 63 °F
Min Temperature 71 °F 64 °F 54 °F
Degree Days  
Heating Degree Days (base 65) 2 0 0 3
Cooling Degree Days (base 65) 18 9 0 287
Growing Degree Days (base 50) 33 24 13 747
Dew Point  
Dew Point 78 °F 68 °F 50 °F
Precipitation  
Precipitation 0.44 in 0.04 in 0.00 in 1.33 in
Snowdepth - - - -
Wind  
Wind 17 mph 2 mph 0 mph
Gust Wind 22 mph 18 mph 14 mph
Sea Level Pressure  
Sea Level Pressure 30.30 in 30.06 in 29.78 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 22, 2013 Rise Set
Actual Time 6:15 AM CDT 7:37 PM CDT
Civil Twilight 5:48 AM CDT 8:04 PM CDT
Nautical Twilight 5:15 AM CDT 8:37 PM CDT
Astronomical Twilight 4:40 AM CDT 9:11 PM CDT
Moon 8:24 PM CDT 8:01 AM CDT
Length of Visible Light 14h 16m
Length of Day
13h 21m
Waning Gibbous, 96% of the Moon is Illuminated
Aug 22
Waning Gibbous
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
84 | 65 0.00
Average:
- | - -
Rain
Actual:
84 | 61 0.06
Average:
- | - -
Thunderstorm
Actual:
84 | 68 0.12
Average:
- | - -
Clear
Actual:
79 | 63 0.00
Average:
- | - -
Rain
Actual:
77 | 59 0.18
Average:
- | - -
Partly Cloudy
Actual:
83 | 68 0.00
Average:
- | - -
Thunderstorm
Actual:
84 | 68 0.00
Average:
- | - -
Thunderstorm
Actual:
82 | 65 0.09
Average:
- | - -
Rain
Actual:
80 | 70 0.24
Average:
- | - -
Rain
Actual:
84 | 69 0.00
Average:
- | - -
Scattered Clouds
Actual:
84 | 64 0.00
Average:
- | - -
Thunderstorm
Actual:
84 | 68 0.44
Average:
- | - -
Scattered Clouds
Actual:
81 | 64 0.00
Average:
- | - -
Clear
Actual:
72 | 54 0.00
Average:
- | - -
Clear
Actual:
74 | 54 0.00
Average:
- | - -
Scattered Clouds
Actual:
76 | 54 0.00
Average:
- | - -
Thunderstorm
Actual:
76 | 63 0.17
Average:
- | - -
Rain
Actual:
81 | 64 0.03
Average:
- | - -
Fog
Actual:
83 | 61 0.00
Average:
- | - -
Scattered Clouds
Actual:
85 | 64 0.00
Average:
- | - -
Fog
Actual:
87 | 65 0.00
Average:
- | - -
Fog
Actual:
88 | 64 0.00
Average:
- | - -
Fog
Actual:
86 | 68 0.00
Average:
- | - -
Clear
Actual:
86 | 63 0.00
Average:
- | - -
Scattered Clouds
Actual:
88 | 61 0.00
Average:
- | - -
Fog
Actual:
88 | 66 0.00
Average:
- | - -
Scattered Clouds
Actual:
89 | 69 0.00
Average:
- | - -
Clear
Actual:
91 | 67 0.00
Average:
- | - -
Scattered Clouds
Actual:
93 | 69 0.00
Average:
- | - -
Fog
Actual:
95 | 69 0.00
Average:
- | - -
Clear
Actual:
95 | 71 0.00
Average:
- | - -
 

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
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 84 74 65 70 67 62 100 80 47 30.08 30.04 30.01 10 9 2 9 4 - 0.00  
2 84 72 61 72 66 61 100 83 50 30.06 30.02 29.96 10 7 0 9 2 - 0.06 Fog , Rain
3 84 76 68 74 71 68 100 89 69 30.10 30.02 29.94 10 8 2 9 2 - 0.12 Rain , Thunderstorm
4 79 70 63 69 63 57 99 76 49 30.19 30.14 30.10 10 10 3 8 3 - 0.00  
5 77 68 59 68 65 59 100 90 60 30.13 30.05 29.96 10 9 2 10 2 - 0.18 Rain
6 83 76 68 75 72 68 100 90 70 29.98 29.93 29.90 10 9 5 9 2 - 0.00  
7 84 76 68 75 72 68 100 90 63 29.96 29.92 29.88 10 7 0 12 2 - 0.00 Fog , Rain , Thunderstorm
8 82 74 65 77 72 66 100 94 78 29.99 29.94 29.89 10 6 0 9 1 14 0.09 Fog , Rain , Thunderstorm
9 80 75 70 76 73 71 100 96 79 30.07 30.00 29.94 10 6 2 6 1 - 0.24 Rain
10 84 76 69 72 70 65 100 86 54 30.15 30.09 30.06 10 8 0 6 1 - 0.00 Fog , Rain
11 84 74 64 70 68 64 99 79 58 30.15 30.11 30.07 10 10 7 8 1 - 0.00  
12 84 76 68 76 73 68 100 93 74 30.07 30.00 29.92 10 8 2 17 2 22 0.44 Rain , Thunderstorm
13 81 72 64 73 68 59 100 88 66 30.12 30.00 29.94 10 8 2 15 5 20 0.00  
14 72 63 54 58 54 50 96 74 49 30.19 30.16 30.12 10 10 10 14 7 21 0.00  
15 74 64 54 58 55 53 97 75 50 30.17 30.13 30.08 10 10 10 8 4 - 0.00  
16 76 65 54 63 59 54 98 79 55 30.14 30.12 30.09 10 10 10 9 4 - 0.00  
17 76 70 63 69 65 60 100 90 70 30.19 30.13 30.11 10 8 2 10 4 - 0.17 Rain , Thunderstorm
18 81 72 64 70 66 62 100 86 53 30.17 30.13 30.09 10 7 1 7 2 - 0.03 Rain
19 83 72 61 72 66 61 100 85 54 30.15 30.11 30.06 10 6 0 6 1 - 0.00 Fog
20 85 74 64 74 69 64 100 85 56 30.15 30.10 30.06 10 8 2 6 0 - 0.00  
21 87 76 65 74 69 65 100 83 52 30.17 30.12 30.07 10 8 0 6 1 - 0.00 Fog
22 88 76 64 78 70 64 100 83 53 30.14 30.09 30.03 10 7 0 8 1 - 0.00 Fog
23 86 77 68 76 72 68 100 85 54 30.12 30.08 30.05 10 7 0 8 2 - 0.00 Fog
24 86 75 63 72 68 63 100 80 50 30.23 30.19 30.12 10 9 5 8 2 - 0.00  
25 88 74 61 74 68 61 100 83 49 30.30 30.25 30.21 10 9 5 6 1 - 0.00  
26 88 77 66 75 72 67 100 85 60 30.27 30.20 30.12 10 6 0 12 2 - 0.00 Fog
27 89 79 69 76 73 70 100 84 60 30.14 30.09 30.03 10 8 2 9 2 17 0.00  
28 91 78 67 74 71 67 100 78 45 30.06 30.03 30.01 10 8 2 13 2 17 0.00  
29 93 81 69 77 73 69 100 80 48 30.05 30.01 29.97 10 9 4 12 2 - 0.00  
30 95 82 69 75 72 64 100 76 34 30.00 29.94 29.88 10 7 0 9 2 - 0.00 Fog
31 95 83 71 77 75 72 100 78 47 29.90 29.85 29.78 10 9 5 14 3 - 0.00