Weather History for Blacksburg, VA

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 90 °F 74 °F 54 °F
Mean Temperature 75 °F 64 °F 47 °F
Min Temperature 63 °F 55 °F 40 °F
Degree Days  
Heating Degree Days (base 65) 18 3 0 77
Cooling Degree Days (base 65) 10 2 0 60
Growing Degree Days (base 50) 28 17 0 497
Dew Point  
Dew Point 73 °F 61 °F 37 °F
Precipitation  
Precipitation 2.17 in 0.21 in 0.00 in 4.92 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 18 mph 3 mph 0 mph
Gust Wind 31 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.41 in 30.09 in 29.81 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 07, 2011 Rise Set
Actual Time 6:56 AM EDT 7:41 PM EDT
Civil Twilight 6:30 AM EDT 8:08 PM EDT
Nautical Twilight 5:59 AM EDT 8:39 PM EDT
Astronomical Twilight 5:27 AM EDT 9:11 PM EDT
Moon 4:54 PM EDT (9/7) 2:17 AM EDT (9/7)
Length of Visible Light 13h 37m
Length of Day
12h 44m
Waxing Gibbous, 79% of the Moon is Illuminated
Sep 7
Waxing Gibbous
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter

Weather History Calendar

Precipitation Actual month total 4.92 Normal Month Total: 3.10
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
90 | 57 0.00
Average:
80 | 56 0.11
Thunderstorm
Actual:
90 | 59 0.34
Average:
80 | 56 0.10
Thunderstorm
Actual:
87 | 63 0.07
Average:
80 | 56 0.11
Fog
Actual:
86 | 61 T
Average:
79 | 55 0.11
Rain
Actual:
70 | 62 2.17
Average:
79 | 55 0.10
Rain
Actual:
62 | 57 1.51
Average:
79 | 55 0.11
Fog
Actual:
70 | 54 T
Average:
78 | 54 0.10
Rain
Actual:
76 | 53 0.01
Average:
78 | 54 0.11
Fog
Actual:
79 | 57 0.00
Average:
78 | 54 0.10
Scattered Clouds
Actual:
77 | 54 0.00
Average:
78 | 53 0.10
Rain
Actual:
78 | 50 0.02
Average:
77 | 53 0.10
Rain
Actual:
77 | 53 0.01
Average:
77 | 53 0.10
Fog
Actual:
79 | 51 0.00
Average:
76 | 52 0.10
Clear
Actual:
83 | 53 0.00
Average:
76 | 52 0.11
Rain
Actual:
74 | 47 0.00
Average:
76 | 51 0.10
Partly Cloudy
Actual:
54 | 40 0.00
Average:
75 | 51 0.11
Rain
Actual:
58 | 49 T
Average:
75 | 51 0.11
Overcast
Actual:
60 | 49 0.00
Average:
75 | 50 0.11
Overcast
Actual:
62 | 53 T
Average:
74 | 50 0.10
Rain
Actual:
74 | 55 0.09
Average:
74 | 49 0.10
Rain
Actual:
68 | 60 0.02
Average:
73 | 49 0.10
Fog
Actual:
76 | 59 0.00
Average:
73 | 49 0.10
Rain
Actual:
75 | 57 0.39
Average:
73 | 48 0.10
Mostly Cloudy
Actual:
69 | 55 0.00
Average:
72 | 48 0.10
Rain
Actual:
78 | 61 0.02
Average:
72 | 47 0.10
Thunderstorm
Actual:
73 | 59 T
Average:
71 | 47 0.10
Thunderstorm
Actual:
80 | 57 0.25
Average:
71 | 46 0.10
Fog
Actual:
74 | 53 0.00
Average:
71 | 46 0.10
Rain
Actual:
71 | 53 T
Average:
70 | 45 0.11
Partly Cloudy
Actual:
65 | 45 0.02
Average:
70 | 45 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

2011 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 90 74 57 70 64 61 100 69 38 30.29 30.23 30.16 10 10 10 14 3 24 0.00  
2 90 75 59 73 68 63 100 72 44 30.19 30.14 30.07 10 8 0 18 4 18 0.34 Fog , Rain , Thunderstorm
3 87 75 63 73 72 68 100 82 63 30.15 30.11 30.05 10 4 1 9 2 25 0.07 Rain , Thunderstorm
4 86 74 61 73 67 64 100 76 51 30.07 30.02 29.93 10 4 0 7 2 - T Fog
5 70 66 62 72 69 66 100 97 93 29.95 29.90 29.81 10 5 2 6 2 - 2.17 Rain
6 62 60 57 64 61 59 100 100 100 29.92 29.88 29.84 10 9 2 15 8 23 1.51 Rain
7 70 62 54 64 62 61 100 87 73 30.00 29.97 29.94 10 8 0 10 4 - T Fog
8 76 65 53 66 60 55 100 80 60 30.01 29.98 29.93 10 5 0 6 1 - 0.01 Fog , Rain
9 79 68 57 64 61 57 100 77 54 30.01 29.97 29.94 10 7 0 7 1 - 0.00 Fog
10 77 66 54 63 60 55 100 74 48 30.10 30.07 30.04 10 10 7 8 2 16 0.00  
11 78 64 50 63 57 54 100 70 39 30.19 30.15 30.10 10 7 0 6 1 - 0.02 Fog , Rain
12 77 65 53 64 59 55 100 77 54 30.20 30.15 30.09 10 9 5 8 2 - 0.01 Rain
13 79 65 51 64 59 54 100 74 48 30.15 30.12 30.07 10 7 0 6 2 - 0.00 Fog
14 83 68 53 68 62 55 100 76 51 30.12 30.08 30.02 10 8 4 6 1 - 0.00  
15 74 61 47 66 62 54 100 87 74 30.16 30.03 29.98 10 8 1 14 5 21 0.00 Rain
16 54 47 40 46 42 37 93 76 59 30.39 30.33 30.26 10 10 10 13 4 - 0.00  
17 58 54 49 52 48 45 93 84 75 30.40 30.36 30.32 10 10 10 8 4 - T Rain
18 60 55 49 55 52 52 100 89 78 30.41 30.37 30.33 10 10 10 6 3 - 0.00  
19 62 58 53 57 56 55 100 89 78 30.34 30.26 30.18 10 10 7 8 4 - T  
20 74 65 55 64 60 57 100 84 68 30.24 30.19 30.15 10 8 4 5 1 - 0.09 Rain
21 68 64 60 68 66 63 100 95 90 30.24 30.21 30.16 10 9 2 6 3 - 0.02 Rain
22 76 68 59 70 66 63 100 82 64 30.24 30.19 30.15 10 7 0 7 2 - 0.00 Fog
23 75 66 57 66 65 63 100 87 74 30.19 30.07 29.98 10 8 0 8 3 17 0.39 Fog , Rain
24 69 62 55 66 62 57 100 89 78 30.12 30.08 30.05 10 8 3 8 4 - 0.00  
25 78 70 61 70 68 64 100 88 76 30.15 30.11 30.07 10 8 3 10 6 16 0.02 Rain
26 73 66 59 70 67 63 100 95 90 30.06 30.02 29.98 10 10 10 9 5 - T Thunderstorm
27 80 69 57 70 66 57 100 77 54 29.99 29.96 29.91 10 9 2 9 3 17 0.25 Thunderstorm
28 74 64 53 64 59 55 100 77 54 29.97 29.93 29.89 10 7 0 6 1 - 0.00 Fog
29 71 62 53 61 56 54 100 77 53 29.92 29.89 29.85 10 9 5 12 3 22 T Rain
30 65 55 45 57 53 46 100 78 56 29.87 29.84 29.82 10 10 10 16 7 31 0.02