Weather History for Knoxville, TN

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Month of May, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 77 °F 58 °F
Mean Temperature 76 °F 67 °F 53 °F
Min Temperature 64 °F 56 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 12 2 0 69
Cooling Degree Days (base 65) 11 4 0 125
Growing Degree Days (base 50) 26 16 2 511
Dew Point  
Dew Point 69 °F 54 °F 27 °F
Precipitation  
Precipitation 1.03 in 0.14 in 0.00 in 3.52 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 30 mph 6 mph 0 mph
Gust Wind 40 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.34 in 30.04 in 29.76 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 15, 2013 Rise Set
Actual Time 6:30 AM EDT 8:34 PM EDT
Civil Twilight 6:01 AM EDT 9:03 PM EDT
Nautical Twilight 5:27 AM EDT 9:37 PM EDT
Astronomical Twilight 4:49 AM EDT 10:15 PM EDT
Moon 11:03 AM EDT (5/15) 12:21 AM EDT (5/15)
Length of Visible Light 15h 01m
Length of Day
14h 04m
Waxing Crescent, 26% of the Moon is Illuminated
May 15
Waxing Crescent
May 18
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New

Weather History Calendar

Precipitation Actual month total 3.52 Normal Month Total: 4.51
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
78 | 59 0.00
Average:
74 | 52 0.15
Mostly Cloudy
Actual:
79 | 53 T
Average:
75 | 52 0.15
Partly Cloudy
Actual:
77 | 56 0.00
Average:
75 | 52 0.15
Rain
Actual:
63 | 54 0.74
Average:
75 | 53 0.15
Rain
Actual:
58 | 51 1.03
Average:
75 | 53 0.15
Rain
Actual:
61 | 46 0.23
Average:
76 | 53 0.15
Rain
Actual:
68 | 47 T
Average:
76 | 54 0.15
Thunderstorm
Actual:
75 | 56 0.02
Average:
76 | 54 0.15
Fog
Actual:
79 | 52 T
Average:
76 | 54 0.15
Partly Cloudy
Actual:
74 | 57 0.00
Average:
77 | 55 0.15
Rain
Actual:
74 | 53 T
Average:
77 | 55 0.15
Partly Cloudy
Actual:
65 | 48 0.00
Average:
77 | 55 0.16
Scattered Clouds
Actual:
67 | 39 0.00
Average:
77 | 55 0.15
Scattered Clouds
Actual:
78 | 41 0.00
Average:
78 | 56 0.16
Scattered Clouds
Actual:
85 | 63 0.00
Average:
78 | 56 0.16
Partly Cloudy
Actual:
82 | 59 0.00
Average:
78 | 56 0.15
Thunderstorm
Actual:
81 | 62 T
Average:
78 | 57 0.15
Rain
Actual:
76 | 64 0.86
Average:
79 | 57 0.15
Thunderstorm
Actual:
77 | 62 0.46
Average:
79 | 57 0.15
Fog
Actual:
85 | 60 0.00
Average:
79 | 57 0.14
Thunderstorm
Actual:
88 | 64 0.01
Average:
79 | 58 0.14
Thunderstorm
Actual:
85 | 62 0.10
Average:
80 | 58 0.13
Thunderstorm
Actual:
82 | 63 0.00
Average:
80 | 58 0.13
Rain
Actual:
70 | 51 0.01
Average:
80 | 59 0.13
Scattered Clouds
Actual:
76 | 43 0.00
Average:
80 | 59 0.13
Rain
Actual:
77 | 54 0.06
Average:
81 | 59 0.14
Scattered Clouds
Actual:
84 | 54 0.00
Average:
81 | 59 0.14
Partly Cloudy
Actual:
86 | 64 0.00
Average:
81 | 60 0.13
Scattered Clouds
Actual:
88 | 61 0.00
Average:
81 | 60 0.14
Partly Cloudy
Actual:
89 | 62 0.00
Average:
82 | 60 0.14
Partly Cloudy
Actual:
88 | 64 0.00
Average:
82 | 61 0.14
 

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

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 78 69 59 58 55 50 90 68 46 30.17 30.11 30.06 10 10 10 17 8 24 0.00  
2 79 66 53 58 54 51 93 70 47 30.18 30.13 30.08 10 10 10 14 4 16 T  
3 77 67 56 57 51 42 86 62 37 30.09 30.01 29.95 10 10 10 21 8 26 0.00  
4 63 59 54 54 50 37 100 72 44 29.94 29.91 29.87 10 8 2 15 7 18 0.74 Rain
5 58 55 51 56 53 49 100 93 86 29.87 29.81 29.76 10 5 2 18 6 22 1.03 Rain
6 61 54 46 50 48 46 100 81 62 29.91 29.84 29.77 10 8 2 15 6 18 0.23 Rain
7 68 58 47 53 49 46 100 75 49 29.96 29.93 29.88 10 9 0 10 3 14 T Fog , Rain
8 75 66 56 61 56 54 93 73 53 30.06 29.99 29.93 10 10 9 16 7 22 0.02 Rain , Thunderstorm
9 79 66 52 60 56 53 100 73 45 30.11 30.05 30.01 10 8 0 13 5 16 T Fog
10 74 66 57 61 57 54 93 73 53 30.07 29.99 29.92 10 10 7 22 7 28 0.00  
11 74 64 53 62 58 48 90 74 57 29.99 29.91 29.85 10 10 10 20 9 22 T Rain
12 65 57 48 50 37 28 83 55 26 30.14 30.05 29.97 10 10 10 16 6 20 0.00  
13 67 53 39 40 34 27 85 54 22 30.24 30.18 30.13 10 10 10 15 3 20 0.00  
14 78 60 41 53 45 37 89 63 37 30.24 30.14 30.03 10 10 10 24 10 31 0.00  
15 85 74 63 58 55 53 68 53 37 30.13 30.04 29.96 10 10 10 20 10 23 0.00  
16 82 71 59 60 56 53 78 59 39 30.05 30.00 29.95 10 10 10 17 6 22 0.00  
17 81 72 62 65 61 57 90 71 52 30.08 30.03 29.98 10 10 8 13 3 15 T Rain , Thunderstorm
18 76 70 64 68 66 62 97 88 79 30.07 30.03 29.98 10 6 2 14 5 22 0.86 Rain
19 77 70 62 69 66 61 93 84 74 30.06 30.03 29.99 10 6 0 22 4 25 0.46 Fog , Rain , Thunderstorm
20 85 73 60 66 62 59 100 76 51 30.14 30.06 29.97 10 4 0 9 2 13 0.00 Fog
21 88 76 64 68 65 61 93 70 46 30.03 29.96 29.89 10 8 2 30 5 40 0.01 Rain , Thunderstorm
22 85 74 62 67 63 59 93 71 48 29.94 29.89 29.81 10 10 7 29 7 38 0.10 Rain , Thunderstorm
23 82 73 63 65 60 52 100 71 42 29.99 29.92 29.86 10 10 7 24 9 29 0.00 Thunderstorm
24 70 61 51 56 48 38 80 56 31 30.26 30.14 29.99 10 8 2 20 8 26 0.01 Rain
25 76 60 43 49 42 37 92 60 27 30.34 30.27 30.16 10 10 10 13 3 16 0.00  
26 77 66 54 53 49 45 83 58 33 30.28 30.22 30.17 10 10 10 13 3 16 0.06 Rain
27 84 69 54 58 55 52 93 67 40 30.21 30.14 30.08 10 10 10 17 5 25 0.00  
28 86 75 64 62 59 56 78 59 40 30.19 30.10 30.05 10 10 10 17 8 29 0.00  
29 88 75 61 63 60 55 90 67 43 30.20 30.12 30.06 10 10 10 14 5 17 0.00  
30 89 76 62 62 59 56 93 64 34 30.21 30.13 30.07 10 10 10 13 3 15 0.00  
31 88 76 64 63 59 57 81 59 36 30.15 30.09 30.02 10 10 10 20 8 28 0.00