Weather History for Boone, IA

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 99 °F 80 °F 63 °F
Mean Temperature 84 °F 66 °F 50 °F
Min Temperature 70 °F 53 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 14 2 0 74
Cooling Degree Days (base 65) 19 4 0 110
Growing Degree Days (base 50) 34 16 0 480
Dew Point  
Dew Point 72 °F 45 °F 16 °F
Precipitation  
Precipitation 0.66 in 0.06 in 0.00 in 1.94 in
Snowdepth - - - -
Wind  
Wind 25 mph 7 mph 0 mph
Gust Wind 37 mph 20 mph 10 mph
Sea Level Pressure  
Sea Level Pressure 30.41 in 30.05 in 29.75 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 14, 2012 Rise Set
Actual Time 6:54 AM CDT 7:25 PM CDT
Civil Twilight 6:26 AM CDT 7:53 PM CDT
Nautical Twilight 5:53 AM CDT 8:26 PM CDT
Astronomical Twilight 5:19 AM CDT 9:00 PM CDT
Moon 5:19 AM CDT (9/14) 6:22 PM CDT (9/14)
Length of Visible Light 13h 26m
Length of Day
12h 30m
Waning Crescent, 2% of the Moon is Illuminated
Sep 14
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Weather History Calendar

Precipitation Actual month total 1.94 Average Month Total: 3.05
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
89 | 68 0.00
Average:
82 | 56 0.06
Clear
Actual:
93 | 61 0.00
Average:
81 | 57 0.06
Rain
Actual:
81 | 70 0.13
Average:
81 | 56 0.07
Clear
Actual:
99 | 69 0.00
Average:
80 | 55 0.19
Rain
Actual:
88 | 65 0.29
Average:
81 | 53 0.07
Clear
Actual:
86 | 57 0.00
Average:
80 | 53 0.06
Rain
Actual:
74 | 57 0.66
Average:
81 | 55 0.13
Clear
Actual:
82 | 51 0.00
Average:
81 | 53 0.14
Clear
Actual:
77 | 51 0.00
Average:
79 | 52 0.09
Clear
Actual:
85 | 52 0.00
Average:
78 | 51 0.05
Clear
Actual:
95 | 62 0.00
Average:
79 | 52 0.08
Rain
Actual:
78 | 55 0.21
Average:
79 | 52 0.07
Rain
Actual:
66 | 52 0.58
Average:
77 | 51 0.25
Clear
Actual:
81 | 51 0.00
Average:
75 | 51 0.17
Clear
Actual:
81 | 50 0.00
Average:
73 | 48 0.11
Scattered Clouds
Actual:
80 | 52 0.00
Average:
73 | 48 0.10
Rain
Actual:
67 | 54 0.07
Average:
72 | 48 0.04
Scattered Clouds
Actual:
67 | 43 0.00
Average:
76 | 49 0.08
Clear
Actual:
87 | 51 0.00
Average:
75 | 50 0.15
Clear
Actual:
72 | 49 0.00
Average:
75 | 48 0.17
Partly Cloudy
Actual:
72 | 52 0.00
Average:
72 | 45 0.04
Scattered Clouds
Actual:
63 | 41 0.00
Average:
72 | 44 0.06
Clear
Actual:
65 | 37 0.00
Average:
70 | 42 0.09
Clear
Actual:
79 | 41 0.00
Average:
70 | 42 0.05
Clear
Actual:
86 | 51 0.00
Average:
72 | 44 0.25
Clear
Actual:
76 | 49 0.00
Average:
73 | 44 0.12
Clear
Actual:
75 | 43 0.00
Average:
73 | 44 0.02
Clear
Actual:
77 | 45 0.00
Average:
73 | 45 0.02
Clear
Actual:
83 | 50 0.00
Average:
71 | 44 0.20
Clear
Actual:
85 | 57 0.00
Average:
73 | 45 0.06
 

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 89 78 68 68 63 56 85 63 39 30.05 30.02 29.98 10 10 7 16 8 22 0.00  
2 93 76 61 67 61 55 82 60 36 30.01 29.96 29.91 10 10 7 8 4 - 0.00  
3 81 76 70 72 68 64 87 79 68 30.01 29.94 29.89 10 9 4 8 4 - 0.13 Rain
4 99 84 69 72 67 58 89 62 26 29.93 29.86 29.76 10 9 2 10 4 16 0.00  
5 88 76 65 70 59 49 88 61 27 29.95 29.86 29.78 10 10 4 24 10 37 0.29 Rain
6 86 72 57 54 47 39 76 45 19 30.03 29.95 29.85 10 10 10 13 6 18 0.00  
7 74 65 57 63 56 45 89 71 39 30.07 29.94 29.78 10 10 2 20 10 33 0.66 Rain
8 82 66 51 48 42 33 81 48 17 30.11 30.04 29.89 10 10 10 20 9 31 0.00  
9 77 64 51 51 47 41 83 57 28 30.23 30.15 30.06 10 10 7 12 7 16 0.00  
10 85 68 52 51 47 40 84 50 20 30.17 30.08 29.97 10 10 10 20 7 29 0.00  
11 95 78 62 52 46 35 67 38 12 29.99 29.95 29.90 10 10 10 22 10 29 0.00  
12 78 66 55 62 54 38 89 59 35 30.30 30.09 29.96 10 10 4 25 9 32 0.21 Rain
13 66 59 52 52 50 49 89 76 55 30.41 30.36 30.29 10 10 4 17 9 25 0.58 Rain
14 81 66 51 51 44 31 88 53 16 30.38 30.34 30.28 10 10 10 13 7 20 0.00  
15 81 66 50 48 43 36 81 46 20 30.30 30.22 30.12 10 10 10 14 7 20 0.00  
16 80 66 52 60 54 45 86 64 43 30.12 30.03 29.93 10 10 10 14 6 17 0.00  
17 67 60 54 60 49 35 90 70 33 30.03 29.97 29.92 10 9 3 20 9 29 0.07 Rain
18 67 55 43 43 35 25 83 49 21 30.09 30.03 29.98 10 10 10 17 9 22 0.00  
19 87 69 51 46 37 26 62 37 16 29.97 29.87 29.75 10 10 10 21 10 34 0.00  
20 72 60 49 37 29 16 59 34 13 30.02 29.98 29.95 10 10 10 20 7 25 0.00  
21 72 62 52 43 38 29 66 43 23 29.95 29.87 29.82 10 10 10 17 6 25 0.00  
22 63 52 41 37 33 26 64 47 30 30.28 30.16 29.89 10 10 10 21 11 29 0.00  
23 65 50 37 35 27 20 72 44 18 30.37 30.29 30.23 10 10 10 9 6 16 0.00  
24 79 60 41 42 31 25 66 38 14 30.23 30.04 29.88 10 10 10 13 6 20 0.00  
25 86 68 51 50 40 30 82 43 14 29.96 29.86 29.80 10 10 10 10 4 - 0.00  
26 76 62 49 38 31 18 63 37 12 30.16 30.06 29.95 10 10 10 10 7 17 0.00  
27 75 59 43 44 36 27 76 46 17 30.24 30.19 30.15 10 10 7 13 5 - 0.00  
28 77 61 45 42 36 32 74 44 18 30.25 30.19 30.14 10 10 7 8 3 - 0.00  
29 83 66 50 44 39 33 73 40 16 30.19 30.12 30.04 10 10 10 10 4 - 0.00  
30 85 70 57 42 37 30 54 34 14 30.04 29.97 29.91 10 10 5 12 6 - 0.00