Weather History for Roanoke, VA

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Month of September, 2010

  Max Avg Min Sum
Temperature  
Max Temperature 94 °F 83 °F 59 °F
Mean Temperature 80 °F 72 °F 55 °F
Min Temperature 71 °F 59 °F 51 °F
Degree Days  
Heating Degree Days (base 65) 10 1 0 20
Cooling Degree Days (base 65) 15 7 0 215
Growing Degree Days (base 50) 30 21 6 640
Dew Point  
Dew Point 68 °F 55 °F 40 °F
Precipitation  
Precipitation 2.44 in 0.26 in 0.00 in 6.92 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 49 mph 5 mph 0 mph
Gust Wind 58 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.26 in 30.01 in 29.54 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 04, 2010 Rise Set
Actual Time 6:52 AM EDT 7:44 PM EDT
Civil Twilight 6:26 AM EDT 8:10 PM EDT
Nautical Twilight 5:54 AM EDT 8:42 PM EDT
Astronomical Twilight 5:22 AM EDT 9:14 PM EDT
Moon 2:12 AM EDT (9/4) 5:05 PM EDT (9/4)
Length of Visible Light 13h 44m
Length of Day
12h 51m
Waning Crescent, 20% of the Moon is Illuminated
Sep 4
Waning Crescent
Sep 8
New
Sep 15
First Quarter
Sep 23
Full
Sep 30
Last Quarter

Weather History Calendar

Precipitation Actual month total 6.92 Normal Month Total: 3.85
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
92 | 63 0.00
Average:
83 | 61 0.13
Clear
Actual:
91 | 64 0.00
Average:
83 | 61 0.13
Scattered Clouds
Actual:
92 | 66 0.02
Average:
82 | 61 0.13
Scattered Clouds
Actual:
79 | 61 0.00
Average:
82 | 60 0.13
Clear
Actual:
79 | 51 0.00
Average:
82 | 60 0.13
Clear
Actual:
84 | 52 0.00
Average:
82 | 60 0.13
Clear
Actual:
90 | 59 0.00
Average:
81 | 60 0.13
Scattered Clouds
Actual:
88 | 71 T
Average:
81 | 59 0.13
Clear
Actual:
83 | 58 0.00
Average:
81 | 59 0.13
Clear
Actual:
83 | 52 0.00
Average:
81 | 59 0.13
Rain
Actual:
65 | 55 0.14
Average:
80 | 58 0.13
Partly Cloudy
Actual:
82 | 59 T
Average:
80 | 58 0.13
Clear
Actual:
85 | 52 0.00
Average:
80 | 58 0.13
Clear
Actual:
89 | 66 0.00
Average:
79 | 57 0.13
Scattered Clouds
Actual:
92 | 58 0.00
Average:
79 | 57 0.13
Partly Cloudy
Actual:
89 | 60 T
Average:
79 | 57 0.13
Scattered Clouds
Actual:
84 | 60 0.00
Average:
78 | 56 0.13
Clear
Actual:
82 | 53 0.00
Average:
78 | 56 0.13
Clear
Actual:
92 | 55 0.00
Average:
78 | 56 0.13
Scattered Clouds
Actual:
90 | 62 0.00
Average:
77 | 55 0.13
Scattered Clouds
Actual:
81 | 60 0.00
Average:
77 | 55 0.13
Thunderstorm
Actual:
94 | 61 0.68
Average:
77 | 55 0.13
Scattered Clouds
Actual:
92 | 63 0.00
Average:
77 | 54 0.13
Clear
Actual:
93 | 65 0.00
Average:
76 | 54 0.13
Partly Cloudy
Actual:
87 | 67 0.03
Average:
76 | 53 0.13
Rain
Actual:
69 | 56 1.34
Average:
76 | 53 0.12
Rain
Actual:
67 | 59 1.38
Average:
75 | 52 0.12
Rain
Actual:
72 | 55 0.61
Average:
75 | 52 0.12
Rain
Actual:
59 | 51 0.28
Average:
75 | 51 0.12
Rain
Actual:
75 | 58 2.44
Average:
74 | 51 0.12
 

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

2010 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 92 78 63 63 60 53 87 58 29 30.17 30.11 30.04 10 10 10 12 2 14 0.00  
2 91 78 64 65 62 59 93 65 37 30.09 30.02 29.92 10 10 10 12 3 16 0.00  
3 92 79 66 66 61 56 87 60 32 29.92 29.82 29.72 10 10 10 21 9 28 0.02  
4 79 70 61 55 46 43 60 45 29 29.99 29.88 29.81 10 10 10 28 11 36 0.00  
5 79 65 51 52 47 42 89 59 28 30.10 30.04 29.99 10 10 10 10 3 14 0.00  
6 84 68 52 58 52 49 89 61 33 30.24 30.18 30.11 10 10 10 16 3 20 0.00  
7 90 75 59 63 58 49 90 58 26 30.25 30.17 30.09 10 10 10 14 5 18 0.00  
8 88 80 71 67 57 44 67 47 26 30.08 29.98 29.90 10 10 10 21 10 26 T  
9 83 71 58 49 44 40 62 43 23 30.01 29.95 29.88 10 10 10 21 8 28 0.00  
10 83 68 52 52 48 44 86 56 26 30.03 29.98 29.91 10 10 10 14 3 17 0.00  
11 65 60 55 58 53 48 90 75 60 30.09 30.04 30.00 10 8 2 7 2 9 0.14 Rain
12 82 71 59 60 54 48 97 64 31 30.08 30.00 29.96 10 7 3 23 7 32 T  
13 85 69 52 53 51 48 93 61 29 30.14 30.07 30.00 10 10 10 17 6 23 0.00  
14 89 78 66 54 50 45 63 43 22 30.11 30.05 30.00 10 10 10 22 10 29 0.00  
15 92 75 58 59 54 50 78 52 26 30.18 30.12 30.06 10 10 10 13 3 26 0.00  
16 89 75 60 58 56 50 90 59 28 30.08 30.00 29.92 10 10 10 25 6 36 T  
17 84 72 60 63 56 50 81 58 34 30.14 30.02 29.91 10 10 10 20 9 26 0.00  
18 82 68 53 56 54 52 93 65 36 30.26 30.19 30.15 10 10 10 10 2 14 0.00  
19 92 74 55 57 53 47 93 59 24 30.19 30.12 30.01 10 10 10 10 2 14 0.00  
20 90 76 62 55 54 50 72 52 31 30.13 30.04 29.98 10 10 10 13 5 17 0.00  
21 81 71 60 60 54 46 73 56 38 30.25 30.17 30.11 10 10 10 13 4 18 0.00  
22 94 78 61 68 63 59 100 66 32 30.18 30.13 30.05 10 8 0 49 3 58 0.68 Fog , Rain , Thunderstorm
23 92 78 63 65 62 58 93 63 32 30.25 30.19 30.13 10 9 6 15 3 18 0.00  
24 93 79 65 63 57 45 87 54 20 30.19 30.11 30.01 10 10 10 20 6 26 0.00  
25 87 77 67 62 57 50 68 52 35 30.03 29.95 29.88 10 10 10 16 6 21 0.03  
26 69 63 56 61 59 52 100 95 90 30.07 29.99 29.95 10 7 2 12 5 15 1.34 Rain
27 67 63 59 66 61 57 100 92 84 29.94 29.83 29.67 10 6 2 16 4 22 1.38 Rain
28 72 64 55 66 57 49 93 70 47 29.88 29.72 29.63 10 8 2 15 5 20 0.61 Rain
29 59 55 51 57 53 49 100 89 77 30.00 29.93 29.84 10 7 2 14 4 17 0.28 Rain
30 75 67 58 62 59 51 100 82 63 29.85 29.64 29.54 10 7 2 23 12 29 2.44 Rain