Weather History for Siloam Springs, AR

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 96 °F 84 °F 71 °F
Mean Temperature 84 °F 74 °F 62 °F
Min Temperature 78 °F 64 °F 48 °F
Degree Days  
Heating Degree Days (base 65) 4 0 0 7
Cooling Degree Days (base 65) 19 9 0 260
Growing Degree Days (base 50) 34 24 12 667
Dew Point  
Dew Point 66 °F 58 °F 43 °F
Precipitation  
Precipitation 1.31 in 0.06 in 0.00 in 1.75 in
Snowdepth - - - -
Wind  
Wind 23 mph 5 mph 0 mph
Gust Wind 30 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.23 in 30.03 in 29.83 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 21, 2013 Rise Set
Actual Time 7:05 AM CDT 7:15 PM CDT
Civil Twilight 6:39 AM CDT 7:41 PM CDT
Nautical Twilight 6:09 AM CDT 8:11 PM CDT
Astronomical Twilight 5:39 AM CDT 8:41 PM CDT
Moon 8:33 PM CDT (9/21) 9:19 AM CDT (9/21)
Length of Visible Light 13h 01m
Length of Day
12h 10m
Waning Gibbous, 94% of the Moon is Illuminated
Sep 21
Waning Gibbous
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
84 | 66 0.00
Average:
84 | 62 0.14
Clear
Actual:
87 | 60 0.00
Average:
83 | 62 0.15
Clear
Actual:
87 | 62 0.00
Average:
83 | 61 0.15
Clear
Actual:
87 | 62 0.00
Average:
82 | 61 1.22
Clear
Actual:
95 | 73 0.00
Average:
82 | 60 0.16
Clear
Actual:
95 | 71 0.00
Average:
81 | 60 0.16
Clear
Actual:
96 | 71 0.00
Average:
81 | 60 0.16
Clear
Actual:
93 | 68 0.00
Average:
80 | 59 0.16
Scattered Clouds
Actual:
89 | 66 0.00
Average:
79 | 59 0.16
Clear
Actual:
89 | 69 0.00
Average:
79 | 59 0.16
Scattered Clouds
Actual:
82 | 75 0.00
Average:
79 | 58 0.15
Clear
Actual:
80 | 73 0.00
Average:
78 | 58 0.15
Clear
Actual:
89 | 78 0.00
Average:
78 | 58 0.14
Partly Cloudy
Actual:
80 | 69 0.00
Average:
77 | 57 0.13
Scattered Clouds
Actual:
84 | 66 0.00
Average:
77 | 57 0.13
Scattered Clouds
Actual:
89 | 71 0.00
Average:
76 | 56 0.12
Thunderstorm
Actual:
89 | 71 0.00
Average:
76 | 56 0.12
Thunderstorm
Actual:
71 | 57 0.39
Average:
75 | 55 0.11
Clear
Actual:
75 | 48 0.00
Average:
75 | 54 0.11
Clear
Actual:
77 | 48 0.00
Average:
75 | 54 0.10
Clear
Actual:
78 | 51 0.00
Average:
75 | 53 0.09
Scattered Clouds
Actual:
78 | 59 0.00
Average:
74 | 53 0.97
Clear
Actual:
80 | 53 0.00
Average:
74 | 52 0.08
Clear
Actual:
86 | 57 0.00
Average:
74 | 52 0.08
Clear
Actual:
84 | 62 0.00
Average:
74 | 52 0.08
Thunderstorm
Actual:
80 | 60 1.31
Average:
74 | 52 0.08
Partly Cloudy
Actual:
75 | 55 0.01
Average:
73 | 51 0.08
Partly Cloudy
Actual:
80 | 57 0.04
Average:
73 | 51 0.08
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 - - - - - - - - - - - - - - - - - - -  
2 - - - - - - - - - - - - - - - - - - -  
3 84 76 66 61 58 55 68 51 40 30.11 30.06 30.02 10 10 10 8 5 - 0.00  
4 87 74 60 63 59 54 82 59 40 30.19 30.13 30.08 10 10 7 7 3 - 0.00  
5 87 74 62 63 60 55 77 53 40 30.22 30.17 30.13 10 10 5 7 4 - 0.00  
6 87 74 62 64 61 54 72 50 37 30.18 30.12 30.05 10 10 10 7 4 - 0.00  
7 95 84 73 66 63 61 69 49 34 30.09 30.04 29.97 10 10 10 10 5 - 0.00  
8 95 83 71 66 63 61 73 45 34 30.03 29.98 29.93 10 10 7 14 5 - 0.00  
9 96 84 71 64 61 57 69 44 30 30.06 30.01 29.97 10 10 10 18 6 24 0.00  
10 93 80 68 64 61 55 64 44 30 30.18 30.11 30.04 10 10 10 14 7 22 0.00  
11 89 78 66 66 64 59 83 52 40 30.20 30.15 30.09 10 10 5 8 3 - 0.00  
12 89 79 69 66 65 61 78 59 43 30.15 30.10 30.04 10 9 5 17 3 18 0.00  
13 82 78 75 55 53 52 44 38 37 30.12 30.07 30.01 10 10 10 12 6 18 0.00  
14 80 76 73 54 53 52 47 41 39 30.11 30.05 30.00 10 10 10 9 5 - 0.00  
15 89 84 78 63 59 52 51 42 37 30.09 30.05 30.03 10 10 10 15 6 18 0.00  
16 80 74 69 64 62 61 78 66 54 30.23 30.15 30.08 10 10 9 10 3 - 0.00  
17 84 75 66 64 61 59 83 65 45 30.18 30.11 30.04 10 10 9 9 5 - 0.00  
18 89 80 71 66 63 61 73 58 43 30.08 30.02 29.97 10 10 10 16 7 21 0.00  
19 89 80 71 66 63 59 73 58 40 30.04 29.98 29.91 10 10 10 20 9 26 0.00 Thunderstorm
20 71 64 57 64 58 48 88 76 56 30.04 30.00 29.97 10 9 3 15 5 22 0.39 Thunderstorm
21 75 62 48 50 47 43 82 59 38 30.06 30.00 29.95 10 10 3 13 5 18 0.00  
22 77 62 48 48 46 43 82 58 32 30.02 29.96 29.89 10 10 2 8 3 - 0.00  
23 78 64 51 54 49 45 77 60 39 29.96 29.91 29.83 10 10 10 14 6 17 0.00  
24 78 68 59 55 53 48 72 60 44 29.92 29.90 29.89 10 10 10 15 7 23 0.00  
25 80 66 53 57 54 48 88 65 42 29.94 29.89 29.85 10 9 0 9 3 - 0.00  
26 86 72 57 59 55 50 82 59 37 29.98 29.93 29.88 10 10 10 10 6 17 0.00  
27 84 73 62 61 57 54 73 58 40 30.05 29.99 29.95 10 10 10 17 9 23 0.00  
28 80 70 60 63 58 55 83 68 54 30.09 30.00 29.94 10 8 2 23 10 30 1.31 Thunderstorm
29 75 65 55 55 52 48 82 67 44 30.10 30.04 29.97 10 10 3 9 5 - 0.01  
30 80 68 57 63 58 52 88 72 48 29.97 29.93 29.88 10 9 0 13 4 17 0.04