Weather History for McComb, MS

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 84 °F 75 °F
Mean Temperature 83 °F 74 °F 67 °F
Min Temperature 75 °F 64 °F 54 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 18 9 2 276
Growing Degree Days (base 50) 33 24 17 720
Dew Point  
Dew Point 77 °F 65 °F 40 °F
Precipitation  
Precipitation 3.66 in 0.26 in 0.00 in 7.70 in
Snowdepth - - - -
Wind  
Wind 22 mph 4 mph 0 mph
Gust Wind 34 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.17 in 29.95 in 29.45 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 05, 2011 Rise Set
Actual Time 6:40 AM CDT 7:20 PM CDT
Civil Twilight 6:15 AM CDT 7:45 PM CDT
Nautical Twilight 5:46 AM CDT 8:13 PM CDT
Astronomical Twilight 5:17 AM CDT 8:43 PM CDT
Moon 2:48 PM CDT (9/5) 12:14 AM CDT (9/5)
Length of Visible Light 13h 29m
Length of Day
12h 40m
First Quarter, 61% of the Moon is Illuminated
Sep 5
First Quarter
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter

Weather History Calendar

Precipitation Actual month total 7.70 Average Month Total: 4.59
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
91 | 75 0.00
Average:
90 | 68 0.17
Rain
Actual:
84 | 73 0.53
Average:
90 | 68 0.29
Rain
Actual:
77 | 73 1.88
Average:
89 | 68 0.18
Rain
Actual:
78 | 75 3.66
Average:
88 | 67 0.21
Rain
Actual:
77 | 62 0.72
Average:
87 | 67 0.15
Clear
Actual:
79 | 55 0.00
Average:
87 | 68 0.25
Clear
Actual:
81 | 54 0.00
Average:
87 | 67 0.09
Clear
Actual:
82 | 59 0.00
Average:
89 | 67 0.20
Clear
Actual:
84 | 54 0.00
Average:
88 | 66 0.10
Clear
Actual:
87 | 55 0.00
Average:
87 | 67 0.21
Clear
Actual:
86 | 60 0.00
Average:
87 | 65 0.34
Clear
Actual:
89 | 62 0.00
Average:
87 | 66 0.14
Clear
Actual:
91 | 64 0.00
Average:
88 | 67 0.15
Fog
Actual:
90 | 71 0.00
Average:
88 | 65 0.09
Partly Cloudy
Actual:
75 | 66 0.00
Average:
86 | 65 0.16
Clear
Actual:
84 | 59 0.00
Average:
86 | 64 0.18
Clear
Actual:
87 | 61 0.00
Average:
86 | 65 0.16
Partly Cloudy
Actual:
86 | 68 0.00
Average:
87 | 65 0.09
Rain
Actual:
82 | 69 0.22
Average:
87 | 64 0.15
Fog
Actual:
84 | 68 0.01
Average:
84 | 64 0.10
Clear
Actual:
88 | 63 0.00
Average:
87 | 64 0.06
Scattered Clouds
Actual:
89 | 66 0.01
Average:
85 | 62 0.11
Scattered Clouds
Actual:
84 | 66 0.00
Average:
85 | 62 0.14
Scattered Clouds
Actual:
82 | 63 0.00
Average:
85 | 62 0.07
Fog
Actual:
87 | 63 0.01
Average:
83 | 62 0.07
Partly Cloudy
Actual:
90 | 68 0.00
Average:
84 | 61 0.20
Partly Cloudy
Actual:
88 | 72 0.00
Average:
82 | 60 0.12
Rain
Actual:
84 | 66 0.66
Average:
83 | 59 0.10
Clear
Actual:
87 | 64 0.00
Average:
83 | 60 0.13
Clear
Actual:
82 | 55 0.00
Average:
83 | 58 0.18
 

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 91 83 75 75 73 70 94 73 48 30.05 29.99 29.95 10 10 9 17 4 25 0.00  
2 84 78 73 74 73 71 100 86 65 29.96 29.92 29.84 10 9 0 14 6 29 0.53 Fog , Rain
3 77 74 73 74 73 72 100 96 91 29.81 29.64 29.54 10 6 1 15 10 29 1.88 Rain
4 78 76 75 75 74 73 100 96 90 29.59 29.51 29.45 10 6 0 21 10 34 3.66 Fog , Rain
5 77 68 62 75 68 58 100 91 70 29.88 29.61 29.47 10 8 2 22 8 34 0.72 Rain
6 79 67 55 56 51 48 90 62 34 30.00 29.94 29.88 10 10 10 16 7 21 0.00  
7 81 67 54 55 50 46 86 60 32 30.07 30.02 29.98 10 10 10 14 5 22 0.00  
8 82 70 59 57 54 49 87 63 33 30.07 30.02 29.95 10 10 10 10 4 25 0.00  
9 84 69 54 57 52 47 93 62 28 30.03 29.98 29.94 10 10 10 8 1 - 0.00  
10 87 70 55 61 56 50 93 70 29 30.06 30.01 29.98 10 10 10 5 0 - 0.00  
11 86 73 60 65 61 57 93 73 41 30.13 30.07 30.03 10 10 8 9 1 - 0.00  
12 89 76 62 69 64 61 96 73 40 30.17 30.09 30.01 10 9 4 7 1 - 0.00  
13 91 78 64 71 66 63 97 72 39 30.05 30.00 29.94 10 9 4 8 2 - 0.00  
14 90 80 71 73 72 68 100 85 51 30.00 29.96 29.89 10 7 0 8 2 - 0.00 Fog
15 75 70 66 73 66 58 96 86 73 30.14 30.05 29.93 10 8 2 10 6 - 0.00  
16 84 70 59 61 57 54 90 67 39 30.17 30.11 30.08 10 10 10 6 4 - 0.00  
17 87 74 61 68 63 57 90 74 46 30.14 30.09 30.05 10 10 8 6 2 - 0.00  
18 86 76 68 74 71 67 96 85 59 30.14 30.08 30.02 10 7 3 12 3 18 0.00  
19 82 75 69 73 71 68 100 91 71 30.07 29.99 29.93 10 6 0 13 3 18 0.22 Fog , Rain
20 84 75 68 70 68 64 100 89 53 30.01 29.96 29.90 10 5 0 6 1 - 0.01 Fog
21 88 75 63 71 65 59 97 74 39 30.05 30.00 29.96 10 9 6 7 1 - 0.00  
22 89 76 66 71 68 66 100 82 53 30.06 30.01 29.94 10 9 2 6 1 - 0.01  
23 84 75 66 68 66 64 96 79 58 30.07 30.01 29.96 10 10 5 9 4 - 0.00  
24 82 72 63 66 62 60 93 75 47 30.01 29.95 29.88 10 10 8 7 2 - 0.00  
25 87 75 63 71 66 62 100 86 53 29.93 29.87 29.78 10 6 0 10 2 18 0.01 Fog
26 90 78 68 74 71 67 100 80 53 29.92 29.87 29.83 10 8 3 12 4 21 0.00  
27 88 80 72 73 71 67 100 83 49 30.00 29.93 29.86 10 9 4 8 2 - 0.00  
28 84 75 66 77 72 65 100 91 74 29.94 29.90 29.83 10 6 1 12 4 - 0.66 Rain
29 87 75 64 67 64 59 100 76 40 29.96 29.91 29.86 10 10 10 7 3 - 0.00  
30 82 70 55 70 52 40 96 57 23 30.05 29.98 29.91 10 10 7 17 6 28 0.00