Weather History for Roanoke, VA

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Month of January, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 68 °F 51 °F 28 °F
Mean Temperature 55 °F 42 °F 25 °F
Min Temperature 45 °F 32 °F 20 °F
Degree Days  
Heating Degree Days (base 65) 40 23 10 723
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 4 0 0 13
Dew Point  
Dew Point 58 °F 26 °F 4 °F
Precipitation  
Precipitation 0.68 in 0.06 in 0.00 in 1.69 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 31 mph 7 mph 0 mph
Gust Wind 43 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.57 in 30.09 in 29.44 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 06, 2012 Rise Set
Actual Time 7:34 AM EST 5:16 PM EST
Civil Twilight 7:05 AM EST 5:45 PM EST
Nautical Twilight 6:33 AM EST 6:18 PM EST
Astronomical Twilight 6:01 AM EST 6:49 PM EST
Moon 3:06 PM EST (1/6) 5:12 AM EST (1/6)
Length of Visible Light 10h 40m
Length of Day
9h 42m
Waxing Gibbous, 93% of the Moon is Illuminated
Jan 6
Waxing Gibbous
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New
Jan 30
First Quarter

Weather History Calendar

Precipitation Actual month total 1.69 Normal Month Total: 2.92
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Scattered Clouds
Actual:
55 | 29 0.01
Average:
46 | 28 0.09
Snow
Actual:
44 | 24 0.01
Average:
46 | 28 0.09
Snow
Actual:
28 | 21 T
Average:
45 | 28 0.09
Scattered Clouds
Actual:
42 | 20 0.00
Average:
45 | 28 0.09
Scattered Clouds
Actual:
52 | 37 0.00
Average:
45 | 28 0.09
Clear
Actual:
65 | 40 0.00
Average:
45 | 28 0.10
Partly Cloudy
Actual:
65 | 45 0.00
Average:
45 | 27 0.09
Partly Cloudy
Actual:
56 | 31 0.00
Average:
45 | 27 0.09
Rain
Actual:
44 | 35 0.11
Average:
45 | 27 0.09
Fog
Actual:
56 | 29 0.00
Average:
45 | 27 0.10
Rain
Actual:
42 | 32 0.68
Average:
45 | 27 0.10
Rain
Actual:
58 | 39 0.08
Average:
45 | 27 0.09
Partly Cloudy
Actual:
40 | 28 T
Average:
45 | 27 0.09
Snow
Actual:
41 | 28 T
Average:
45 | 27 0.10
Partly Cloudy
Actual:
39 | 25 T
Average:
45 | 27 0.10
Rain
Actual:
47 | 20 0.01
Average:
45 | 27 0.09
Rain
Actual:
59 | 43 0.05
Average:
45 | 27 0.10
Scattered Clouds
Actual:
56 | 28 0.00
Average:
46 | 27 0.09
Scattered Clouds
Actual:
43 | 20 0.00
Average:
46 | 27 0.09
Rain
Actual:
47 | 34 0.19
Average:
46 | 27 0.10
Rain
Actual:
50 | 33 0.29
Average:
46 | 27 0.10
Fog
Actual:
37 | 32 T
Average:
46 | 27 0.10
Rain
Actual:
43 | 34 0.15
Average:
46 | 28 0.09
Fog
Actual:
62 | 34 0.00
Average:
46 | 28 0.10
Scattered Clouds
Actual:
57 | 34 0.00
Average:
46 | 28 0.09
Rain
Actual:
64 | 38 0.02
Average:
46 | 28 0.09
Rain
Actual:
64 | 39 0.09
Average:
46 | 28 0.09
Scattered Clouds
Actual:
56 | 30 0.00
Average:
46 | 28 0.10
Clear
Actual:
49 | 29 0.00
Average:
46 | 28 0.10
Clear
Actual:
58 | 33 0.00
Average:
46 | 28 0.09
Clear
Actual:
68 | 36 0.00
Average:
47 | 28 0.10
 

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
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 55 42 29 44 33 19 92 65 37 30.16 30.03 29.86 10 10 8 28 6 40 0.01  
2 44 34 24 22 13 6 58 44 29 30.08 30.02 29.96 10 9 1 30 15 41 0.01 Snow
3 28 25 21 13 7 4 59 48 37 30.32 30.19 30.08 10 10 6 31 15 39 T Snow
4 42 31 20 25 10 5 57 40 23 30.34 30.20 30.02 10 10 10 20 7 29 0.00  
5 52 45 37 24 21 19 54 42 30 30.09 30.04 29.99 10 10 10 28 11 37 0.00  
6 65 53 40 25 22 20 46 33 20 30.06 29.99 29.93 10 10 10 20 12 26 0.00  
7 65 55 45 44 37 21 71 51 30 30.10 29.96 29.90 10 10 10 24 9 29 0.00  
8 56 44 31 28 25 21 72 49 26 30.29 30.23 30.11 10 10 10 13 4 15 0.00  
9 44 40 35 34 31 26 92 73 53 30.30 30.19 30.07 10 6 2 10 4 14 0.11 Rain
10 56 43 29 34 29 25 100 65 30 30.13 30.07 30.03 10 7 0 17 3 21 0.00 Fog
11 42 37 32 40 37 28 93 82 70 30.02 29.82 29.56 10 5 2 13 2 17 0.68 Rain
12 58 49 39 45 41 33 92 75 57 29.60 29.53 29.44 10 10 6 25 10 32 0.08 Rain
13 40 34 28 25 15 11 73 58 43 30.04 29.85 29.54 10 10 10 31 15 43 T  
14 41 35 28 25 16 11 78 53 28 30.17 30.11 30.06 10 10 9 26 10 35 T Snow
15 39 32 25 24 18 12 85 60 35 30.56 30.39 30.14 10 10 10 18 5 24 T  
16 47 34 20 31 22 15 77 60 42 30.57 30.44 30.24 10 10 10 13 3 16 0.01 Rain
17 59 51 43 50 39 28 62 56 49 30.21 29.99 29.85 10 10 10 13 5 16 0.05 Rain
18 56 42 28 37 19 13 66 53 40 30.18 30.08 29.86 10 10 10 30 13 39 0.00  
19 43 32 20 22 17 13 77 56 34 30.22 30.12 30.02 10 10 10 14 4 16 0.00  
20 47 41 34 32 25 20 96 68 40 30.19 30.13 30.03 10 9 4 15 4 20 0.19 Rain
21 50 42 33 43 35 30 100 90 80 30.23 30.00 29.89 10 6 0 13 4 15 0.29 Fog , Rain
22 37 35 32 34 31 28 100 85 70 30.42 30.33 30.24 10 5 0 13 5 15 T Fog
23 43 39 34 41 36 33 100 95 89 30.32 30.11 29.96 10 3 0 12 4 14 0.15 Fog , Rain
24 62 48 34 41 34 28 100 65 29 30.25 30.12 30.01 10 7 0 15 5 22 0.00 Fog
25 57 46 34 34 30 28 82 59 35 30.35 30.27 30.21 10 10 10 15 4 20 0.00  
26 64 51 38 56 45 33 87 69 51 30.18 29.94 29.67 10 10 6 16 6 22 0.02 Rain
27 64 52 39 58 41 27 62 55 47 30.04 29.75 29.53 10 10 7 31 15 39 0.09 Rain
28 56 43 30 35 26 13 82 56 29 30.27 30.11 30.00 10 10 10 26 8 36 0.00  
29 49 39 29 16 12 8 53 36 19 30.35 30.26 30.18 10 10 10 20 10 29 0.00  
30 58 46 33 22 19 15 51 37 23 30.41 30.32 30.23 10 10 10 20 7 26 0.00  
31 68 52 36 28 23 21 43 31 18 30.33 30.25 30.18 10 10 10 18 7 25 0.00