Weather History for McComb, MS

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 86 °F 75 °F
Mean Temperature 83 °F 76 °F 66 °F
Min Temperature 75 °F 66 °F 54 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 18 11 1 316
Growing Degree Days (base 50) 33 26 16 769
Dew Point  
Dew Point 78 °F 68 °F 49 °F
Precipitation  
Precipitation 2.25 in 0.19 in 0.00 in 5.66 in
Snowdepth - - - -
Wind  
Wind 17 mph 3 mph 0 mph
Gust Wind 26 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.19 in 30.01 in 29.52 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 02, 2012 Rise Set
Actual Time 6:38 AM CDT 7:23 PM CDT
Civil Twilight 6:14 AM CDT 7:48 PM CDT
Nautical Twilight 5:45 AM CDT 8:16 PM CDT
Astronomical Twilight 5:15 AM CDT 8:46 PM CDT
Moon 8:25 PM CDT (9/2) 8:34 AM CDT (9/2)
Length of Visible Light 13h 33m
Length of Day
12h 44m
Waning Gibbous, 95% of the Moon is Illuminated
Sep 2
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Weather History Calendar

Precipitation Actual month total 5.66 Average Month Total: 4.59
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Thunderstorm
Actual:
89 | 73 0.07
Average:
90 | 68 0.17
Thunderstorm
Actual:
87 | 73 0.12
Average:
90 | 68 0.29
Partly Cloudy
Actual:
91 | 75 0.01
Average:
89 | 68 0.18
Partly Cloudy
Actual:
91 | 75 0.00
Average:
88 | 67 0.21
Thunderstorm
Actual:
93 | 75 0.00
Average:
87 | 67 0.15
Thunderstorm
Actual:
93 | 75 0.03
Average:
87 | 68 0.25
Fog
Actual:
91 | 71 0.00
Average:
87 | 67 0.09
Partly Cloudy
Actual:
87 | 69 0.01
Average:
89 | 67 0.20
Clear
Actual:
82 | 60 0.00
Average:
88 | 66 0.10
Scattered Clouds
Actual:
84 | 59 0.00
Average:
87 | 67 0.21
Clear
Actual:
84 | 61 0.00
Average:
87 | 65 0.34
Thunderstorm
Actual:
87 | 66 0.16
Average:
87 | 66 0.14
Rain
Actual:
87 | 69 0.12
Average:
88 | 67 0.15
Clear
Actual:
88 | 68 0.00
Average:
88 | 65 0.09
Clear
Actual:
88 | 68 0.00
Average:
86 | 65 0.16
Rain
Actual:
87 | 66 0.00
Average:
86 | 64 0.18
Thunderstorm
Actual:
77 | 70 1.66
Average:
86 | 65 0.16
Rain
Actual:
82 | 66 0.16
Average:
87 | 65 0.09
Clear
Actual:
77 | 57 0.00
Average:
87 | 64 0.15
Scattered Clouds
Actual:
80 | 54 0.00
Average:
84 | 64 0.10
Clear
Actual:
84 | 60 0.01
Average:
87 | 64 0.06
Clear
Actual:
87 | 63 0.00
Average:
85 | 62 0.11
Clear
Actual:
88 | 66 0.00
Average:
85 | 62 0.14
Clear
Actual:
86 | 64 0.00
Average:
85 | 62 0.07
Scattered Clouds
Actual:
86 | 64 0.00
Average:
83 | 62 0.07
Scattered Clouds
Actual:
84 | 61 0.00
Average:
84 | 61 0.20
Partly Cloudy
Actual:
87 | 64 0.01
Average:
82 | 60 0.12
Rain
Actual:
86 | 69 0.17
Average:
83 | 59 0.10
Fog
Actual:
75 | 66 2.25
Average:
83 | 60 0.13
Thunderstorm
Actual:
78 | 66 0.88
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

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 81 73 77 75 73 100 89 61 30.16 30.11 30.06 10 8 4 14 6 20 0.07 Rain , Thunderstorm
2 87 80 73 77 75 72 100 88 70 30.11 30.05 29.96 10 6 2 15 3 23 0.12 Rain , Thunderstorm
3 91 83 75 77 76 74 100 85 61 30.03 29.98 29.92 10 8 5 10 5 - 0.01  
4 91 83 75 77 75 73 100 81 59 29.99 29.93 29.87 10 9 6 10 5 - 0.00  
5 93 83 75 78 75 73 94 79 57 29.93 29.87 29.83 10 10 8 10 5 - 0.00 Thunderstorm
6 93 83 75 76 75 71 97 80 58 29.95 29.90 29.86 10 8 4 6 1 - 0.03 Rain , Thunderstorm
7 91 80 71 75 74 72 100 86 59 29.96 29.90 29.81 10 7 0 7 1 - 0.00 Fog
8 87 77 69 75 71 62 100 81 62 29.98 29.89 29.83 10 9 5 17 5 23 0.01  
9 82 70 60 60 56 53 86 64 38 30.07 30.02 29.96 10 10 10 13 6 17 0.00  
10 84 72 59 64 58 54 93 69 35 30.13 30.08 30.05 10 10 9 8 2 - 0.00  
11 84 72 61 65 61 58 93 70 44 30.16 30.11 30.07 10 9 8 8 2 - 0.00  
12 87 76 66 73 68 61 97 80 53 30.17 30.11 30.05 10 8 2 14 3 25 0.16 Rain , Thunderstorm
13 87 78 69 71 69 67 97 79 55 30.17 30.12 30.07 10 8 1 14 3 23 0.12 Rain
14 88 78 68 70 67 63 96 74 46 30.17 30.13 30.08 10 9 5 7 2 - 0.00  
15 88 78 68 68 65 62 90 70 43 30.15 30.09 30.04 10 10 8 8 2 - 0.00  
16 87 76 66 73 68 66 100 79 55 30.05 29.99 29.93 10 9 6 6 1 - 0.00 Rain
17 77 73 70 72 71 70 100 96 87 29.93 29.81 29.70 10 6 0 8 2 - 1.66 Fog , Rain , Thunderstorm
18 82 74 66 70 67 59 100 86 58 30.03 29.86 29.76 10 8 1 13 4 17 0.16 Rain
19 77 66 57 59 52 49 89 62 40 30.12 30.07 30.03 10 10 10 8 4 - 0.00  
20 80 67 54 64 57 53 97 71 43 30.11 30.06 30.01 10 10 10 5 1 - 0.00  
21 84 72 60 68 62 59 97 76 43 30.06 30.01 29.96 10 10 7 5 1 - 0.01  
22 87 75 63 71 67 62 97 80 48 30.10 30.06 30.00 10 8 2 8 2 - 0.00  
23 88 77 66 72 67 64 97 76 48 30.17 30.13 30.09 10 8 5 9 1 - 0.00  
24 86 74 64 72 65 57 87 73 53 30.19 30.13 30.07 10 10 9 6 3 - 0.00  
25 86 74 64 71 67 62 93 79 59 30.12 30.09 30.04 10 8 6 8 3 - 0.00  
26 84 72 61 68 64 60 97 77 47 30.13 30.09 30.05 10 10 8 7 1 - 0.00  
27 87 75 64 70 66 62 100 82 44 30.17 30.11 30.02 10 8 2 6 1 - 0.01  
28 86 76 69 73 71 66 100 90 61 30.10 30.05 29.97 10 6 0 15 1 22 0.17 Fog , Rain
29 75 72 66 73 71 66 100 97 94 29.99 29.94 29.86 10 6 0 9 2 - 2.25 Fog
30 78 72 66 75 71 66 100 96 83 29.87 29.67 29.52 10 7 1 16 5 26 0.88 Thunderstorm