Weather History for Chattanooga, TN

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 92 °F 84 °F 70 °F
Mean Temperature 82 °F 74 °F 66 °F
Min Temperature 73 °F 64 °F 55 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 17 9 1 278
Growing Degree Days (base 50) 32 24 16 715
Dew Point  
Dew Point 75 °F 63 °F 49 °F
Precipitation  
Precipitation 1.51 in 0.08 in 0.00 in 2.11 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 24 mph 3 mph 0 mph
Gust Wind 31 mph 21 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.23 in 30.03 in 29.76 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 25, 2013 Rise Set
Actual Time 7:31 AM EDT 7:32 PM EDT
Civil Twilight 7:05 AM EDT 7:58 PM EDT
Nautical Twilight 6:36 AM EDT 8:27 PM EDT
Astronomical Twilight 6:06 AM EDT 8:57 PM EDT
Moon 11:50 PM EDT (9/25) 1:24 PM EDT (9/25)
Length of Visible Light 12h 52m
Length of Day
12h 01m
Waning Gibbous, 64% of the Moon is Illuminated
Sep 25
Waning Gibbous
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Weather History Calendar

Precipitation Actual month total 2.11 Normal Month Total: 4.04
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Thunderstorm
Actual:
85 | 73 0.30
Average:
88 | 67 0.11
Rain
Actual:
87 | 73 T
Average:
87 | 67 0.12
Rain
Actual:
90 | 71 0.01
Average:
87 | 66 0.13
Partly Cloudy
Actual:
89 | 65 0.00
Average:
87 | 66 0.11
Partly Cloudy
Actual:
86 | 65 0.00
Average:
87 | 66 0.12
Partly Cloudy
Actual:
89 | 64 0.00
Average:
86 | 66 0.13
Fog
Actual:
88 | 67 0.00
Average:
86 | 65 0.13
Fog
Actual:
91 | 68 0.00
Average:
86 | 65 0.14
Partly Cloudy
Actual:
90 | 73 0.00
Average:
86 | 65 0.14
Fog
Actual:
91 | 71 0.00
Average:
85 | 64 0.13
Fog
Actual:
92 | 69 0.00
Average:
85 | 64 0.14
Rain
Actual:
91 | 71 T
Average:
85 | 63 0.14
Partly Cloudy
Actual:
84 | 64 0.00
Average:
84 | 63 0.14
Scattered Clouds
Actual:
80 | 57 0.00
Average:
84 | 63 0.14
Partly Cloudy
Actual:
85 | 58 0.00
Average:
84 | 62 0.14
Fog
Actual:
87 | 61 0.00
Average:
83 | 62 0.13
Partly Cloudy
Actual:
83 | 68 0.00
Average:
83 | 61 0.14
Partly Cloudy
Actual:
80 | 66 0.00
Average:
83 | 61 0.13
Scattered Clouds
Actual:
86 | 62 0.00
Average:
82 | 61 0.13
Fog
Actual:
88 | 65 0.00
Average:
82 | 60 0.14
Rain
Actual:
75 | 59 1.51
Average:
81 | 60 0.13
Clear
Actual:
78 | 55 0.00
Average:
81 | 59 0.14
Scattered Clouds
Actual:
82 | 57 0.00
Average:
81 | 59 0.14
Mostly Cloudy
Actual:
72 | 61 T
Average:
80 | 59 0.14
Rain
Actual:
70 | 66 0.29
Average:
80 | 58 0.14
Fog
Actual:
82 | 64 0.00
Average:
80 | 58 0.15
Fog
Actual:
82 | 59 0.00
Average:
79 | 57 0.14
Fog
Actual:
80 | 58 0.00
Average:
79 | 57 0.14
Rain
Actual:
75 | 57 T
Average:
79 | 56 0.15
Fog
Actual:
77 | 59 0.00
Average:
78 | 56 0.14
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 85 79 73 75 72 69 94 84 74 29.96 29.90 29.86 10 7 2 24 2 30 0.30 Rain , Thunderstorm
2 87 80 73 72 71 68 93 74 55 29.99 29.91 29.86 10 7 0 12 3 15 T Fog , Rain
3 90 81 71 72 69 61 93 66 38 30.01 29.94 29.88 10 9 7 13 4 17 0.01 Rain
4 89 77 65 67 63 59 87 63 39 30.12 30.06 30.00 10 10 10 10 3 15 0.00  
5 86 76 65 65 62 55 93 67 40 30.16 30.12 30.09 10 10 10 13 4 20 0.00  
6 89 77 64 67 64 61 87 67 46 30.17 30.11 30.06 10 10 10 8 3 10 0.00  
7 88 78 67 69 67 64 100 75 50 30.14 30.08 30.00 10 7 0 10 2 14 0.00 Fog
8 91 80 68 72 69 65 90 72 53 30.02 29.99 29.94 10 8 5 12 1 16 0.00 Fog
9 90 82 73 71 70 68 93 73 53 30.11 30.05 30.00 10 8 6 9 2 16 0.00  
10 91 81 71 71 69 66 93 70 47 30.22 30.16 30.11 10 9 6 9 2 28 0.00 Fog
11 92 81 69 72 68 64 93 69 44 30.23 30.17 30.10 10 8 4 8 1 18 0.00 Fog
12 91 81 71 70 68 65 93 70 47 30.09 30.02 29.91 10 9 7 14 4 20 T Rain
13 84 74 64 66 59 51 90 63 36 29.97 29.92 29.88 10 10 7 18 8 23 0.00  
14 80 69 57 59 53 49 84 62 39 30.08 30.02 29.96 10 10 10 15 6 31 0.00  
15 85 72 58 64 60 55 93 68 43 30.19 30.12 30.08 10 10 9 13 2 17 0.00  
16 87 74 61 66 61 56 97 67 37 30.19 30.14 30.09 10 7 0 14 4 17 0.00 Fog
17 83 76 68 63 61 58 76 64 51 30.21 30.16 30.12 10 10 10 14 7 17 0.00  
18 80 73 66 62 59 56 78 65 52 30.23 30.17 30.12 10 10 10 14 4 17 0.00  
19 86 74 62 65 62 59 93 71 48 30.20 30.13 30.05 10 10 9 10 2 20 0.00  
20 88 77 65 66 63 59 93 67 40 30.07 29.99 29.88 10 9 6 12 3 16 0.00 Fog
21 75 67 59 70 65 57 97 85 73 29.88 29.80 29.76 10 6 1 21 5 31 1.51 Fog , Rain
22 78 67 55 58 54 52 87 64 40 29.91 29.86 29.83 10 10 10 17 7 22 0.00  
23 82 70 57 61 57 54 87 65 42 30.01 29.97 29.91 10 10 10 12 3 15 0.00  
24 72 67 61 63 61 59 90 79 68 30.03 29.98 29.90 10 10 7 9 2 13 T  
25 70 68 66 65 64 63 93 87 81 29.89 29.86 29.83 10 4 1 7 1 9 0.29 Rain
26 82 73 64 63 62 58 93 71 48 30.02 29.95 29.89 10 10 10 10 2 15 0.00 Fog
27 82 71 59 62 58 52 97 67 36 30.15 30.09 30.03 10 10 10 9 2 13 0.00 Fog
28 80 69 58 61 58 55 93 69 45 30.22 30.15 30.10 10 10 9 9 2 13 0.00 Fog
29 75 66 57 62 56 53 93 71 49 30.16 30.10 30.03 10 10 8 10 2 18 T Fog , Rain
30 77 68 59 61 58 55 100 75 50 30.11 30.06 29.99 10 4 0 12 2 15 0.00 Fog