Weather History for Huntsville, AL

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 98 °F 81 °F 60 °F
Mean Temperature 85 °F 70 °F 59 °F
Min Temperature 71 °F 59 °F 46 °F
Degree Days  
Heating Degree Days (base 65) 6 1 0 20
Cooling Degree Days (base 65) 20 6 0 176
Growing Degree Days (base 50) 35 20 8 588
Dew Point  
Dew Point 72 °F 59 °F 39 °F
Precipitation  
Precipitation 4.42 in 0.24 in 0.00 in 6.12 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 22 mph 5 mph 0 mph
Gust Wind 31 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.25 in 29.98 in 29.63 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 13, 2011 Rise Set
Actual Time 6:28 AM CDT 6:57 PM CDT
Civil Twilight 6:03 AM CDT 7:22 PM CDT
Nautical Twilight 5:33 AM CDT 7:52 PM CDT
Astronomical Twilight 5:03 AM CDT 8:22 PM CDT
Moon 7:19 PM CDT (9/13) 7:35 AM CDT (9/13)
Length of Visible Light 13h 19m
Length of Day
12h 28m
Full, 98% of the Moon is Illuminated
Sep 13
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

Weather History Calendar

Precipitation Actual month total 6.12 Normal Month Total: 3.72
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
96 | 71 0.00
Average:
89 | 67 0.10
Partly Cloudy
Actual:
98 | 71 0.00
Average:
89 | 67 0.11
Mostly Cloudy
Actual:
97 | 71 0.00
Average:
89 | 67 0.12
Rain
Actual:
82 | 71 0.52
Average:
89 | 67 0.11
Rain
Actual:
72 | 60 4.42
Average:
89 | 66 0.11
Rain
Actual:
60 | 58 0.78
Average:
88 | 66 0.12
Overcast
Actual:
71 | 59 0.00
Average:
88 | 66 0.12
Partly Cloudy
Actual:
77 | 57 0.00
Average:
88 | 65 0.12
Fog
Actual:
81 | 55 0.00
Average:
87 | 65 0.12
Fog
Actual:
84 | 55 0.00
Average:
87 | 65 0.13
Partly Cloudy
Actual:
82 | 58 T
Average:
87 | 64 0.13
Fog
Actual:
87 | 60 0.00
Average:
86 | 64 0.14
Fog
Actual:
89 | 59 0.00
Average:
86 | 64 0.13
Thunderstorm
Actual:
87 | 59 0.06
Average:
86 | 63 0.12
Thunderstorm
Actual:
71 | 52 T
Average:
85 | 63 0.13
Partly Cloudy
Actual:
78 | 50 0.00
Average:
85 | 63 0.12
Partly Cloudy
Actual:
81 | 60 0.00
Average:
85 | 62 0.13
Rain
Actual:
82 | 63 T
Average:
84 | 62 0.12
Rain
Actual:
75 | 65 0.04
Average:
84 | 61 0.12
Rain
Actual:
73 | 64 0.26
Average:
84 | 61 0.13
Partly Cloudy
Actual:
85 | 65 0.00
Average:
83 | 61 0.12
Partly Cloudy
Actual:
87 | 63 0.00
Average:
83 | 60 0.13
Fog
Actual:
69 | 49 T
Average:
82 | 60 0.14
Fog
Actual:
79 | 46 0.00
Average:
82 | 59 0.13
Partly Cloudy
Actual:
84 | 56 0.00
Average:
82 | 59 0.14
Rain
Actual:
74 | 57 0.04
Average:
81 | 59 0.13
Fog
Actual:
81 | 56 0.00
Average:
81 | 58 0.12
Fog
Actual:
84 | 55 0.00
Average:
81 | 58 0.12
Fog
Actual:
86 | 56 0.00
Average:
80 | 57 0.13
Scattered Clouds
Actual:
77 | 49 0.00
Average:
80 | 57 0.13
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 96 84 71 72 68 66 84 64 44 30.16 30.07 30.00 10 9 7 18 4 23 0.00  
2 98 85 71 69 66 61 90 60 30 30.05 29.99 29.91 10 10 7 14 4 18 0.00  
3 97 84 71 67 65 62 79 56 33 29.97 29.89 29.81 10 10 8 13 5 18 0.00  
4 82 77 71 72 68 65 93 76 58 29.92 29.85 29.78 10 7 2 13 6 16 0.52 Rain
5 72 66 60 70 63 57 97 92 87 29.76 29.71 29.65 10 4 2 22 13 31 4.42 Rain
6 60 59 58 57 56 55 93 90 87 29.95 29.77 29.63 10 6 2 20 12 28 0.78 Rain
7 71 65 59 57 56 55 87 74 61 30.06 29.99 29.92 10 10 8 15 6 17 0.00  
8 77 67 57 58 56 54 93 71 49 30.03 29.98 29.94 10 9 5 12 4 16 0.00  
9 81 68 55 61 56 51 97 68 39 29.99 29.96 29.93 10 8 0 10 2 13 0.00 Fog
10 84 70 55 60 56 52 93 64 34 30.07 30.02 29.97 10 10 10 12 3 14 0.00 Fog
11 82 70 58 63 59 55 90 66 42 30.13 30.07 30.03 10 10 10 10 2 14 T  
12 87 74 60 65 61 58 97 69 40 30.16 30.08 30.02 10 9 5 8 2 12 0.00 Fog
13 89 74 59 64 61 57 97 67 36 30.06 30.02 29.98 10 9 3 7 2 10 0.00 Fog
14 87 73 59 68 62 57 93 68 42 30.01 29.95 29.87 10 9 6 10 5 14 0.06 Fog , Rain , Thunderstorm
15 71 62 52 67 58 48 90 77 63 30.18 30.04 29.89 10 9 5 18 9 23 T Rain , Thunderstorm
16 78 64 50 61 53 44 87 71 54 30.19 30.15 30.11 10 10 10 10 4 14 0.00  
17 81 71 60 63 57 51 87 68 49 30.25 30.18 30.14 10 10 10 12 5 15 0.00  
18 82 73 63 65 60 57 87 69 51 30.22 30.16 30.10 10 10 10 13 8 17 T Rain
19 75 70 65 65 60 55 87 74 60 30.13 30.06 30.00 10 10 10 16 9 22 0.04 Rain
20 73 69 64 67 64 61 93 86 79 30.08 30.03 29.99 10 9 2 12 6 15 0.26 Rain
21 85 75 65 68 66 63 93 71 48 30.09 30.04 30.00 10 8 2 7 2 12 0.00  
22 87 75 63 70 64 61 93 69 44 30.10 30.04 29.96 10 8 2 9 3 14 0.00  
23 69 59 49 66 58 46 93 81 68 30.10 30.03 29.98 10 9 1 14 5 20 T Fog
24 79 63 46 57 50 45 93 62 30 30.05 30.01 29.92 10 6 0 12 3 15 0.00 Fog
25 84 70 56 64 59 53 93 72 50 29.96 29.88 29.77 10 10 10 20 8 25 0.00  
26 74 66 57 68 63 57 93 80 66 29.93 29.87 29.78 10 7 0 14 5 18 0.04 Fog , Rain
27 81 69 56 60 57 53 93 70 46 29.99 29.93 29.84 10 4 0 9 2 13 0.00 Fog
28 84 70 55 61 56 53 93 65 37 29.91 29.88 29.83 10 9 1 12 4 17 0.00 Fog
29 86 71 56 62 58 55 93 64 35 29.94 29.89 29.85 10 10 7 13 3 15 0.00 Fog
30 77 63 49 61 46 39 93 60 27 30.02 29.96 29.87 10 10 10 21 8 26 0.00