Weather History for Atlanta Dekalb, GA

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 71 °F 57 °F 41 °F
Mean Temperature 62 °F 49 °F 36 °F
Min Temperature 55 °F 40 °F 27 °F
Degree Days  
Heating Degree Days (base 65) 28 16 3 506
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 2 0 77
Dew Point  
Dew Point 61 °F 41 °F 12 °F
Precipitation  
Precipitation 0.46 in 0.06 in 0.00 in 1.97 in
Snowdepth - - - -
Wind  
Wind 24 mph 5 mph 0 mph
Gust Wind 38 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.48 in 30.09 in 29.49 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 31, 2012 Rise Set
Actual Time 7:42 AM EST 5:38 PM EST
Civil Twilight 7:14 AM EST 6:06 PM EST
Nautical Twilight 6:43 AM EST 6:37 PM EST
Astronomical Twilight 6:13 AM EST 7:08 PM EST
Moon 8:58 PM EST (12/31) 9:32 AM EST (12/31)
Length of Visible Light 10h 51m
Length of Day
9h 56m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 31
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Weather History Calendar

Precipitation Actual month total 1.97 Average Month Total: 2.30
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
66 | 39 0.00
Average:
56 | 37 0.08
Scattered Clouds
Actual:
69 | 44 0.00
Average:
56 | 37 0.08
Partly Cloudy
Actual:
71 | 42 0.00
Average:
56 | 37 0.08
Scattered Clouds
Actual:
71 | 46 0.00
Average:
55 | 37 0.08
Partly Cloudy
Actual:
66 | 51 0.00
Average:
55 | 37 0.08
Mostly Cloudy
Actual:
60 | 50 0.00
Average:
54 | 37 0.08
Partly Cloudy
Actual:
62 | 46 0.00
Average:
54 | 37 0.08
Rain
Actual:
66 | 51 0.01
Average:
53 | 37 0.08
Fog
Actual:
69 | 55 0.00
Average:
53 | 37 0.08
Thunderstorm
Actual:
66 | 50 0.46
Average:
53 | 36 0.08
Scattered Clouds
Actual:
48 | 35 0.00
Average:
52 | 36 0.08
Rain
Actual:
51 | 37 0.00
Average:
52 | 35 0.08
Scattered Clouds
Actual:
57 | 37 0.00
Average:
51 | 34 0.08
Clear
Actual:
59 | 30 0.00
Average:
51 | 34 0.08
Partly Cloudy
Actual:
59 | 41 0.00
Average:
50 | 33 0.08
Rain
Actual:
55 | 52 0.18
Average:
50 | 33 0.08
Rain
Actual:
57 | 51 0.00
Average:
49 | 32 0.08
Scattered Clouds
Actual:
57 | 36 0.00
Average:
49 | 32 0.08
Clear
Actual:
64 | 34 0.00
Average:
49 | 31 0.08
Rain
Actual:
59 | 42 0.30
Average:
48 | 31 0.07
Clear
Actual:
44 | 32 0.00
Average:
48 | 31 0.07
Clear
Actual:
48 | 28 0.00
Average:
48 | 31 0.07
Partly Cloudy
Actual:
55 | 28 0.00
Average:
48 | 31 0.07
Rain
Actual:
57 | 46 0.30
Average:
48 | 31 0.07
Thunderstorm
Actual:
51 | 48 0.12
Average:
49 | 31 0.07
Rain
Actual:
57 | 34 0.05
Average:
49 | 31 0.06
Partly Cloudy
Actual:
42 | 30 0.00
Average:
49 | 31 0.06
Rain
Actual:
50 | 30 0.14
Average:
49 | 31 0.06
Rain
Actual:
41 | 34 0.41
Average:
50 | 31 0.06
Scattered Clouds
Actual:
45 | 28 0.00
Average:
50 | 32 0.06
Partly Cloudy
Actual:
52 | 27 0.00
Average:
50 | 32 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
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 66 52 39 50 45 39 100 73 44 30.38 30.33 30.30 10 8 4 6 1 - 0.00  
2 69 56 44 54 49 45 100 81 49 30.38 30.32 30.25 10 8 1 13 2 - 0.00  
3 71 56 42 53 48 42 100 79 51 30.33 30.28 30.23 10 8 2 9 1 - 0.00  
4 71 58 46 53 50 45 100 77 45 30.32 30.26 30.21 10 9 2 9 2 - 0.00  
5 66 58 51 57 54 50 96 83 65 30.22 30.16 30.12 10 10 10 10 3 - 0.00  
6 60 55 50 54 44 37 88 66 46 30.19 30.14 30.11 10 10 10 12 5 16 0.00  
7 62 54 46 49 44 39 86 74 58 30.14 30.07 29.99 10 10 7 10 5 - 0.00  
8 66 58 51 61 54 48 100 86 68 30.06 30.03 29.99 10 7 2 6 1 - 0.01 Rain
9 69 62 55 61 56 53 100 91 63 30.10 30.04 29.96 10 5 0 9 1 - 0.00 Fog
10 66 58 50 59 57 48 100 91 73 29.94 29.81 29.73 10 8 0 24 9 32 0.46 Rain , Thunderstorm
11 48 42 35 45 35 31 89 80 67 30.17 30.01 29.86 10 9 7 17 12 23 0.00  
12 51 44 37 39 36 30 89 73 61 30.27 30.22 30.13 10 10 8 9 4 16 0.00 Rain
13 57 47 37 37 36 34 93 68 47 30.37 30.32 30.26 10 10 8 8 3 - 0.00  
14 59 44 30 37 33 29 100 72 39 30.42 30.32 30.22 10 9 5 6 1 - 0.00  
15 59 50 41 41 39 35 82 64 51 30.25 30.16 30.09 10 10 9 10 2 - 0.00  
16 55 54 52 55 52 41 100 93 66 30.06 29.97 29.92 10 5 0 13 2 - 0.18 Fog , Rain
17 57 54 51 56 54 52 100 96 88 29.94 29.81 29.71 10 9 2 12 5 17 0.00 Rain
18 57 47 36 54 40 28 100 73 33 30.04 29.91 29.75 10 10 8 13 8 18 0.00  
19 64 49 34 46 39 32 96 73 45 30.14 30.08 30.03 10 10 8 5 1 - 0.00  
20 59 50 42 58 45 27 100 82 52 30.05 29.83 29.67 10 6 2 20 7 34 0.30 Rain
21 44 38 32 26 19 14 59 47 32 30.18 30.05 29.90 10 10 10 24 18 38 0.00  
22 48 39 28 19 14 12 67 40 23 30.30 30.24 30.18 10 10 10 16 11 30 0.00  
23 55 42 28 33 27 19 78 56 36 30.25 30.17 30.07 10 10 10 12 3 - 0.00  
24 57 52 46 55 49 30 100 93 50 30.04 29.92 29.86 10 6 0 10 4 - 0.30 Fog , Rain
25 51 50 48 52 50 48 100 99 94 30.01 29.94 29.75 10 2 0 10 3 24 0.12 Fog , Rain , Thunderstorm
26 57 46 34 56 42 29 100 85 68 30.00 29.67 29.49 10 9 2 24 11 36 0.05 Rain
27 42 37 30 29 28 27 85 74 60 30.12 30.08 30.00 10 10 9 18 12 30 0.00  
28 50 40 30 40 32 27 100 76 48 30.16 30.05 29.91 10 8 2 7 2 - 0.14 Rain
29 41 38 34 40 35 26 100 89 72 30.25 29.95 29.80 10 7 2 21 7 31 0.41 Rain
30 45 36 28 27 23 20 85 63 39 30.48 30.38 30.22 10 10 9 17 11 29 0.00  
31 52 40 27 32 27 24 92 61 34 30.44 30.33 30.16 10 9 5 7 2 - 0.00