Weather History for Tri-Cities, TN

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Month of September, 2010

  Max Avg Min Sum
Temperature  
Max Temperature 92 °F 82 °F 66 °F
Mean Temperature 76 °F 69 °F 59 °F
Min Temperature 63 °F 57 °F 47 °F
Degree Days  
Heating Degree Days (base 65) 6 0 0 14
Cooling Degree Days (base 65) 11 5 0 148
Growing Degree Days (base 50) 25 19 8 582
Dew Point  
Dew Point 70 °F 58 °F 41 °F
Precipitation  
Precipitation 1.00 in 0.13 in 0.00 in 4.04 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 25 mph 3 mph 0 mph
Gust Wind 32 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.30 in 30.02 in 29.62 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 14, 2010 Rise Set
Actual Time 7:11 AM EDT 7:38 PM EDT
Civil Twilight 6:45 AM EDT 8:04 PM EDT
Nautical Twilight 6:14 AM EDT 8:34 PM EDT
Astronomical Twilight 5:43 AM EDT 9:05 PM EDT
Moon 2:14 PM EDT (9/14) 11:54 PM EDT (9/14)
Length of Visible Light 13h 19m
Length of Day
12h 27m
Waxing Crescent, 44% of the Moon is Illuminated
Sep 14
Waxing Crescent
Sep 15
First Quarter
Sep 23
Full
Sep 30
Last Quarter
Oct 7
New

Weather History Calendar

Precipitation Actual month total 4.04 Normal Month Total: 3.08
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
91 | 56 0.00
Average:
82 | 59 0.10
Scattered Clouds
Actual:
92 | 59 0.00
Average:
82 | 59 0.10
Rain
Actual:
88 | 59 0.17
Average:
82 | 59 0.10
Scattered Clouds
Actual:
76 | 53 0.00
Average:
81 | 59 0.10
Scattered Clouds
Actual:
78 | 47 0.00
Average:
81 | 58 0.10
Clear
Actual:
86 | 49 0.00
Average:
81 | 58 0.10
Scattered Clouds
Actual:
89 | 53 0.00
Average:
81 | 58 0.11
Thunderstorm
Actual:
79 | 63 0.85
Average:
81 | 57 0.11
Fog
Actual:
80 | 58 0.00
Average:
80 | 57 0.11
Rain
Actual:
78 | 57 0.02
Average:
80 | 57 0.11
Thunderstorm
Actual:
75 | 63 0.68
Average:
80 | 57 0.11
Partly Cloudy
Actual:
80 | 56 0.00
Average:
80 | 56 0.11
Fog
Actual:
80 | 52 0.00
Average:
79 | 56 0.11
Scattered Clouds
Actual:
84 | 53 0.00
Average:
79 | 56 0.11
Partly Cloudy
Actual:
87 | 58 0.00
Average:
79 | 55 0.11
Thunderstorm
Actual:
82 | 60 0.20
Average:
79 | 55 0.11
Thunderstorm
Actual:
84 | 60 0.19
Average:
78 | 55 0.11
Clear
Actual:
86 | 54 0.00
Average:
78 | 54 0.11
Scattered Clouds
Actual:
87 | 56 0.00
Average:
78 | 54 0.10
Fog
Actual:
86 | 58 0.00
Average:
77 | 53 0.10
Scattered Clouds
Actual:
90 | 59 0.00
Average:
77 | 53 0.10
Scattered Clouds
Actual:
87 | 61 0.00
Average:
77 | 52 0.10
Fog
Actual:
89 | 59 0.00
Average:
77 | 52 0.10
Scattered Clouds
Actual:
88 | 60 0.00
Average:
76 | 52 0.10
Rain
Actual:
81 | 62 0.01
Average:
76 | 51 0.10
Rain
Actual:
67 | 60 1.00
Average:
76 | 51 0.10
Rain
Actual:
72 | 59 0.49
Average:
75 | 50 0.09
Rain
Actual:
66 | 52 0.06
Average:
75 | 50 0.09
Rain
Actual:
75 | 50 0.04
Average:
74 | 49 0.09
Rain
Actual:
66 | 58 0.33
Average:
74 | 49 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

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 91 74 56 63 58 48 93 59 24 30.18 30.10 30.03 10 10 6 7 1 10 0.00  
2 92 76 59 63 60 57 97 66 34 30.07 30.00 29.93 10 10 8 8 1 12 0.00  
3 88 74 59 69 62 56 97 69 40 29.95 29.90 29.83 10 9 3 25 5 32 0.17 Rain
4 76 65 53 54 47 43 86 59 31 30.01 29.96 29.91 10 10 10 18 7 23 0.00  
5 78 63 47 52 47 41 93 61 28 30.09 30.05 30.01 10 10 8 10 1 15 0.00  
6 86 68 49 56 50 45 93 58 23 30.19 30.13 30.09 10 10 10 10 2 14 0.00  
7 89 71 53 60 55 52 93 61 29 30.23 30.17 30.11 10 10 10 14 2 17 0.00  
8 79 71 63 70 66 60 100 84 67 30.15 30.08 29.99 10 6 2 17 6 24 0.85 Rain , Thunderstorm
9 80 69 58 63 56 45 100 64 28 30.08 30.01 29.94 10 5 0 13 2 16 0.00 Fog
10 78 68 57 61 56 51 93 66 39 30.01 29.97 29.95 10 9 2 10 2 14 0.02 Rain
11 75 69 63 69 65 58 100 89 78 30.01 29.96 29.86 10 6 1 9 1 13 0.68 Rain , Thunderstorm
12 80 68 56 67 61 50 93 65 36 30.11 30.02 29.96 10 8 4 14 5 17 0.00  
13 80 66 52 56 53 51 100 70 39 30.22 30.13 30.06 10 7 0 9 2 13 0.00 Fog
14 84 69 53 61 56 52 93 65 37 30.16 30.11 30.06 10 10 8 10 2 14 0.00  
15 87 73 58 61 56 46 100 63 25 30.17 30.11 30.06 10 10 4 9 1 14 0.00  
16 82 71 60 66 62 57 90 67 43 30.06 30.01 29.95 10 8 1 16 2 20 0.20 Rain , Thunderstorm
17 84 72 60 68 64 57 93 68 43 30.11 30.04 29.97 10 6 2 14 2 22 0.19 Rain , Thunderstorm
18 86 70 54 61 57 53 100 66 32 30.18 30.14 30.11 10 10 6 7 1 8 0.00  
19 87 72 56 63 60 55 93 67 40 30.20 30.13 30.06 10 10 9 9 1 10 0.00  
20 86 72 58 64 60 57 100 70 40 30.11 30.06 30.01 10 9 0 10 2 14 0.00 Fog
21 90 75 59 63 60 56 97 65 32 30.14 30.08 30.04 10 9 2 13 3 18 0.00  
22 87 74 61 66 63 60 93 69 44 30.21 30.14 30.08 10 10 6 12 2 15 0.00  
23 89 74 59 66 62 57 100 68 36 30.30 30.20 30.12 10 7 0 7 1 9 0.00 Fog
24 88 74 60 63 59 55 97 67 37 30.21 30.14 30.04 10 9 5 18 4 23 0.00  
25 81 72 62 67 61 59 93 74 54 30.05 30.00 29.94 10 10 7 12 3 15 0.01 Rain
26 67 64 60 63 59 57 100 89 78 29.96 29.91 29.85 10 6 2 9 2 13 1.00 Rain
27 72 66 59 63 60 57 97 83 68 29.83 29.75 29.66 10 9 1 14 5 18 0.49 Rain
28 66 59 52 57 52 49 93 75 56 29.85 29.77 29.68 10 10 4 13 5 18 0.06 Rain
29 75 63 50 58 54 48 96 73 50 29.88 29.82 29.74 10 9 4 10 2 15 0.04 Rain
30 66 62 58 61 58 56 100 87 73 29.83 29.71 29.62 10 6 1 8 2 13 0.33 Rain