Weather History for Marietta McCollum Field, GA

Change the Weather History Date:

Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 71 °F 54 °F 30 °F
Mean Temperature 60 °F 47 °F 27 °F
Min Temperature 55 °F 40 °F 26 °F
Degree Days  
Heating Degree Days (base 65) 38 18 6 549
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 2 0 77
Dew Point  
Dew Point 63 °F 40 °F 12 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 25 mph 6 mph 0 mph
Gust Wind 34 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.45 in 30.10 in 29.47 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Dec. 31, 2012 Rise Set
Actual Time 7:43 AM EST 5:39 PM EST
Civil Twilight 7:16 AM EST 6:07 PM EST
Nautical Twilight 6:44 AM EST 6:38 PM EST
Astronomical Twilight 6:14 AM EST 7:09 PM EST
Moon 8:59 PM EST (12/31) 9:33 AM EST (12/31)
Length of Visible Light 10h 51m
Length of Day
9h 55m
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

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
69 | 41 0.00
Average:
- | - -
Scattered Clouds
Actual:
69 | 44 0.00
Average:
- | - -
Partly Cloudy
Actual:
71 | 42 0.00
Average:
- | - -
Partly Cloudy
Actual:
71 | 44 0.00
Average:
- | - -
Overcast
Actual:
64 | 55 0.00
Average:
- | - -
Mostly Cloudy
Actual:
60 | 51 0.00
Average:
- | - -
Partly Cloudy
Actual:
62 | 46 0.00
Average:
- | - -
Rain
Actual:
60 | 53 0.00
Average:
- | - -
Partly Cloudy
Actual:
64 | 55 0.00
Average:
- | - -
Rain
Actual:
62 | 53 0.00
Average:
- | - -
Partly Cloudy
Actual:
39 | 35 0.00
Average:
- | - -
Mostly Cloudy
Actual:
51 | 35 0.00
Average:
- | - -
Clear
Actual:
57 | 37 0.00
Average:
- | - -
Scattered Clouds
Actual:
60 | 30 0.00
Average:
- | - -
Mostly Cloudy
Actual:
53 | 44 0.00
Average:
- | - -
Rain
Actual:
55 | 51 0.00
Average:
- | - -
Partly Cloudy
Actual:
57 | 53 0.00
Average:
- | - -
Scattered Clouds
Actual:
55 | 37 0.00
Average:
- | - -
Partly Cloudy
Actual:
66 | 33 0.00
Average:
- | - -
Rain
Actual:
53 | 42 0.00
Average:
- | - -
Scattered Clouds
Actual:
39 | 32 0.00
Average:
- | - -
Clear
Actual:
44 | 28 0.00
Average:
- | - -
Mostly Cloudy
Actual:
30 | 26 0.00
Average:
- | - -
Rain
Actual:
51 | 48 0.00
Average:
- | - -
Rain
Actual:
51 | 48 0.00
Average:
- | - -
Overcast
Actual:
51 | 33 0.00
Average:
- | - -
Partly Cloudy
Actual:
39 | 32 0.00
Average:
- | - -
Rain
Actual:
48 | 30 0.00
Average:
- | - -
Rain
Actual:
41 | 35 0.00
Average:
- | - -
Clear
Actual:
42 | 28 0.00
Average:
- | - -
Partly Cloudy
Actual:
48 | 30 0.00
Average:
- | - -
 

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 69 55 41 63 46 39 100 66 40 30.37 30.33 30.30 10 10 8 8 4 - 0.00  
2 69 56 44 54 47 43 100 70 43 30.40 30.33 30.27 10 10 7 9 3 17 0.00  
3 71 56 42 54 49 41 93 66 46 30.35 30.29 30.25 10 10 10 9 3 - 0.00  
4 71 58 44 52 50 45 100 66 46 30.35 30.27 30.22 10 10 10 10 4 - 0.00  
5 64 60 55 57 54 48 94 82 72 30.26 30.20 30.16 10 10 7 7 5 - 0.00  
6 60 56 51 43 40 39 71 56 45 30.21 30.16 30.12 10 10 10 14 10 20 0.00  
7 62 54 46 48 46 41 87 71 55 30.14 30.07 30.00 10 9 6 14 8 - 0.00  
8 60 56 53 57 54 48 100 90 82 30.08 30.05 30.02 10 5 2 4 2 - 0.00 Rain
9 64 60 55 59 56 54 100 87 68 30.12 30.06 29.99 10 8 2 9 4 17 0.00  
10 62 58 53 59 56 50 100 93 88 29.85 29.80 29.73 10 8 2 14 10 23 0.00 Rain
11 39 37 35 32 30 28 87 78 70 30.12 30.07 29.99 10 9 6 12 9 17 0.00  
12 51 43 35 39 36 32 87 77 62 30.26 30.22 30.17 10 10 10 7 2 - 0.00  
13 57 47 37 39 37 34 100 71 48 30.36 30.33 30.29 10 10 10 5 1 - 0.00  
14 60 45 30 37 34 28 100 71 34 30.39 30.29 30.22 10 10 10 9 2 - 0.00  
15 53 48 44 43 38 36 71 66 58 30.25 30.15 30.09 10 10 10 9 4 - 0.00  
16 55 53 51 54 52 46 100 94 77 30.04 29.99 29.94 19 5 1 9 4 - 0.00 Rain
17 57 55 53 55 53 52 100 95 94 29.86 29.77 29.47 10 9 5 12 7 - 0.00  
18 55 47 37 41 37 28 93 77 36 30.03 29.98 29.91 10 10 10 12 8 17 0.00  
19 66 50 33 48 41 32 93 69 49 30.14 30.08 30.04 10 10 10 9 1 - 0.00  
20 53 48 42 48 42 30 100 79 58 29.96 29.83 29.70 10 6 2 23 11 34 0.00 Rain
21 39 36 32 19 17 12 60 47 33 30.16 30.08 29.99 10 10 10 22 14 34 0.00  
22 44 36 28 28 17 12 87 51 27 30.29 30.24 30.22 10 10 10 14 10 23 0.00  
23 30 27 26 27 25 25 93 88 86 30.22 30.14 30.07 10 10 10 9 4 - 0.00  
24 51 50 48 52 50 48 100 99 94 29.98 29.91 29.87 10 4 0 9 5 - 0.00 Fog , Rain
25 51 50 48 52 49 46 100 98 93 30.02 29.94 29.78 7 3 0 20 5 34 0.00 Fog , Rain
26 51 42 33 48 34 28 88 81 75 29.97 29.75 29.51 10 9 3 25 16 34 0.00  
27 39 36 32 28 28 27 81 73 65 30.11 30.08 30.05 10 10 10 14 8 21 0.00  
28 48 39 30 37 32 28 93 73 50 30.12 30.02 29.92 10 9 5 12 5 17 0.00 Rain
29 41 38 35 39 33 28 93 83 75 30.20 30.02 29.91 10 7 2 17 13 28 0.00 Rain
30 42 35 28 25 23 19 86 63 39 30.45 30.41 30.35 10 10 10 12 8 17 0.00  
31 48 39 30 30 28 27 87 66 43 30.38 30.29 30.18 10 10 10 9 3 - 0.00