Weather History for Raleigh-Durham Airport, NC

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 76 °F 59 °F 45 °F
Mean Temperature 68 °F 50 °F 36 °F
Min Temperature 63 °F 40 °F 25 °F
Degree Days  
Heating Degree Days (base 65) 29 16 0 483
Cooling Degree Days (base 65) 3 0 0 3
Growing Degree Days (base 50) 17 3 0 90
Dew Point  
Dew Point 63 °F 38 °F 16 °F
Precipitation  
Precipitation 1.41 in 0.11 in 0.00 in 2.94 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 29 mph 6 mph 0 mph
Gust Wind 44 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.41 in 30.06 in 29.44 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 16, 2012 Rise Set
Actual Time 7:19 AM EST 5:03 PM EST
Civil Twilight 6:50 AM EST 5:31 PM EST
Nautical Twilight 6:18 AM EST 6:03 PM EST
Astronomical Twilight 5:47 AM EST 6:34 PM EST
Moon 9:56 AM EST (12/16) 9:08 PM EST (12/16)
Length of Visible Light 10h 41m
Length of Day
9h 43m
Waxing Crescent, 16% of the Moon is Illuminated
Dec 16
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Weather History Calendar

Precipitation Actual month total 2.94 Normal Month Total: 3.07
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
65 | 34 0.00
Average:
58 | 37 0.10
Partly Cloudy
Actual:
69 | 39 0.00
Average:
58 | 36 0.10
Partly Cloudy
Actual:
76 | 53 0.00
Average:
57 | 36 0.11
Partly Cloudy
Actual:
71 | 49 0.00
Average:
57 | 36 0.10
Rain
Actual:
65 | 44 T
Average:
57 | 36 0.10
Fog
Actual:
51 | 37 0.00
Average:
56 | 35 0.10
Rain
Actual:
56 | 45 0.05
Average:
56 | 35 0.10
Rain
Actual:
66 | 50 0.01
Average:
56 | 35 0.10
Rain
Actual:
72 | 51 0.02
Average:
55 | 35 0.09
Fog
Actual:
72 | 63 0.01
Average:
55 | 34 0.10
Partly Cloudy
Actual:
65 | 50 0.00
Average:
55 | 34 0.10
Rain
Actual:
50 | 39 0.24
Average:
54 | 34 0.10
Rain
Actual:
51 | 33 0.13
Average:
54 | 34 0.09
Scattered Clouds
Actual:
58 | 27 0.00
Average:
54 | 33 0.10
Mostly Cloudy
Actual:
58 | 32 0.00
Average:
53 | 33 0.10
Thunderstorm
Actual:
58 | 48 0.09
Average:
53 | 33 0.09
Rain
Actual:
62 | 55 0.18
Average:
53 | 33 0.10
Partly Cloudy
Actual:
62 | 39 0.00
Average:
53 | 33 0.10
Partly Cloudy
Actual:
65 | 33 0.00
Average:
53 | 32 0.09
Rain
Actual:
62 | 40 0.42
Average:
52 | 32 0.10
Partly Cloudy
Actual:
58 | 37 T
Average:
52 | 32 0.10
Scattered Clouds
Actual:
50 | 32 0.00
Average:
52 | 32 0.10
Partly Cloudy
Actual:
55 | 25 0.00
Average:
52 | 32 0.11
Overcast
Actual:
53 | 44 T
Average:
52 | 32 0.10
Rain
Actual:
60 | 44 0.01
Average:
51 | 32 0.10
Thunderstorm
Actual:
49 | 37 1.41
Average:
51 | 31 0.10
Partly Cloudy
Actual:
50 | 34 0.00
Average:
51 | 31 0.10
Partly Cloudy
Actual:
45 | 27 0.00
Average:
51 | 31 0.10
Rain
Actual:
52 | 38 0.37
Average:
51 | 31 0.10
Scattered Clouds
Actual:
46 | 28 0.00
Average:
51 | 31 0.10
Partly Cloudy
Actual:
53 | 25 0.00
Average:
51 | 31 0.09
 

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 65 50 34 43 38 32 92 66 40 30.41 30.36 30.33 10 10 10 6 0 9 0.00  
2 69 54 39 51 45 36 86 67 47 30.40 30.33 30.25 10 9 7 16 4 21 0.00  
3 76 65 53 54 52 50 93 70 46 30.30 30.26 30.22 10 10 7 9 5 13 0.00  
4 71 60 49 54 51 47 93 73 53 30.33 30.25 30.18 10 10 7 16 5 21 0.00  
5 65 55 44 55 52 43 93 81 69 30.21 30.16 30.12 10 10 10 13 5 18 T Fog , Rain
6 51 44 37 43 32 29 93 69 44 30.34 30.27 30.20 10 10 10 15 7 20 0.00 Fog
7 56 51 45 48 42 33 89 75 60 30.21 30.11 30.01 10 9 5 8 3 9 0.05 Rain
8 66 58 50 53 50 48 96 80 63 30.06 30.01 29.97 10 4 0 10 5 15 0.01 Fog , Rain
9 72 62 51 61 56 50 96 79 61 30.14 30.07 30.00 10 9 6 14 6 16 0.02 Rain
10 72 68 63 63 60 56 100 79 57 29.97 29.82 29.70 10 7 0 23 12 29 0.01 Fog
11 65 58 50 57 44 35 84 62 40 30.15 29.92 29.73 10 10 10 18 7 22 0.00  
12 50 45 39 37 33 28 85 67 49 30.34 30.26 30.15 10 10 6 17 9 22 0.24 Rain
13 51 42 33 35 33 30 92 73 54 30.40 30.35 30.29 10 9 4 14 6 21 0.13 Rain
14 58 43 27 33 29 24 92 62 32 30.39 30.32 30.25 10 10 10 7 1 9 0.00  
15 58 45 32 37 31 27 89 61 32 30.27 30.21 30.11 10 10 10 9 2 17 0.00  
16 58 53 48 54 48 36 93 74 54 30.08 30.01 29.91 10 9 2 16 6 18 0.09 Rain , Thunderstorm
17 62 59 55 55 54 53 93 86 78 29.89 29.78 29.65 10 9 4 20 8 25 0.18 Rain
18 62 51 39 54 43 31 96 67 37 29.91 29.74 29.65 10 10 10 17 7 26 0.00  
19 65 49 33 36 33 29 89 60 31 30.13 30.01 29.90 10 10 10 13 3 17 0.00  
20 62 51 40 61 45 35 93 77 61 30.17 29.88 29.47 10 8 2 29 10 44 0.42 Rain
21 58 48 37 54 27 19 97 67 37 29.81 29.65 29.49 10 10 10 25 15 38 T  
22 50 41 32 20 19 16 52 40 27 30.11 29.99 29.82 10 10 10 17 7 25 0.00  
23 55 40 25 30 22 17 75 52 28 30.15 30.09 30.03 10 10 10 15 5 18 0.00  
24 53 49 44 46 36 29 86 68 49 30.04 29.98 29.91 10 10 10 17 6 24 T  
25 60 52 44 46 42 38 92 68 44 30.11 30.05 29.93 10 10 10 17 5 22 0.01 Rain
26 49 43 37 49 42 35 100 88 76 30.06 29.67 29.44 10 8 1 23 9 31 1.41 Rain , Thunderstorm
27 50 42 34 35 29 24 92 69 46 30.09 29.90 29.64 10 10 10 15 7 24 0.00  
28 45 36 27 31 26 22 84 67 49 30.21 30.10 30.02 10 10 10 7 1 13 0.00  
29 52 45 38 42 35 24 92 71 49 29.97 29.79 29.66 10 7 0 17 6 31 0.37 Fog , Rain
30 46 37 28 22 20 18 63 48 33 30.39 30.24 29.98 10 10 10 16 5 30 0.00  
31 53 39 25 27 23 19 81 56 30 30.38 30.28 30.11 10 10 10 22 6 26 0.00