Marathon, FL

7:05 AM EDT on September 26, 2017 (GMT -0400)
Florida Keys Marathon

Weather History for KMTH - September, 2011

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 94 °F 91 °F 86 °F
Mean Temperature 89 °F 85 °F 82 °F
Min Temperature 84 °F 79 °F 75 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 24 20 17 611
Growing Degree Days (base 50) 38 35 31 1038
Dew Point  
Dew Point 81 °F 75 °F 65 °F
Precipitation  
Precipitation 0.96 in 0.11 in 0.00 in 3.18 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 22 mph 5 mph 0 mph
Gust Wind 29 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.08 in 29.94 in 29.76 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 13, 2011 Rise Set
Actual Time 7:09 AM EDT 7:30 PM EDT
Civil Twilight 6:46 AM EDT 7:53 PM EDT
Nautical Twilight 6:19 AM EDT 8:20 PM EDT
Astronomical Twilight 5:52 AM EDT 8:46 PM EDT
Moon 8:03 PM EDT (9/13) 8:06 AM EDT (9/13)
Length of Visible Light 13h 06m
Length of Day
12h 20m
Full, 99% of the Moon is Illuminated
Sep 13
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

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 92 87 82 80 77 75 94 79 64 30.04 29.99 29.96 10 10 10 13 7 17 0.00  
2 92 87 81 81 79 76 94 79 64 29.98 29.95 29.91 10 10 7 13 5 15 0.02 Rain
3 92 87 82 79 77 76 85 73 60 29.93 29.89 29.87 10 10 10 9 5 14 0.00  
4 93 88 83 79 77 75 82 71 60 29.94 29.90 29.86 10 10 10 13 5 18 0.00 Thunderstorm
5 93 87 81 79 77 73 85 74 62 29.93 29.89 29.86 10 10 2 12 6 17 0.07 Rain , Thunderstorm
6 94 88 82 79 77 74 88 76 64 29.98 29.92 29.86 10 10 10 18 7 25 0.00  
7 94 87 80 78 75 72 85 73 60 29.97 29.94 29.89 10 10 2 12 4 17 T Rain , Thunderstorm
8 93 87 80 77 76 74 85 71 56 29.98 29.94 29.91 10 10 6 9 3 13 0.00  
9 94 89 83 78 77 75 82 72 62 29.98 29.94 29.91 10 10 10 8 4 13 0.00  
10 93 89 84 78 77 75 82 69 56 30.02 29.96 29.91 10 10 10 9 4 13 0.00  
11 93 88 83 78 76 74 80 66 52 30.06 30.02 29.98 10 10 10 15 8 21 0.00 Thunderstorm
12 90 83 75 80 76 74 88 76 63 30.08 30.02 29.98 10 7 1 14 4 17 0.96 Rain , Thunderstorm
13 90 84 77 79 76 73 91 75 59 30.01 29.95 29.90 10 9 2 18 3 25 0.49 Rain , Thunderstorm
14 90 83 76 79 74 70 100 78 56 29.94 29.91 29.87 10 8 0 14 4 21 0.57 Fog , Rain , Thunderstorm
15 91 84 76 74 70 68 85 68 50 30.00 29.96 29.90 10 10 10 9 4 14 0.00  
16 90 84 78 72 70 65 79 62 44 30.06 30.02 29.97 10 10 10 10 5 15 0.00  
17 91 86 81 76 73 69 74 65 55 30.06 30.02 29.98 10 10 10 15 6 18 0.00  
18 89 82 75 76 74 70 85 73 61 30.07 30.01 29.96 10 9 2 22 7 29 0.28 Rain , Thunderstorm
19 90 85 79 76 74 72 74 67 59 29.99 29.95 29.90 10 9 2 17 7 24 0.08 Rain
20 91 85 78 77 76 73 79 71 63 29.96 29.93 29.88 10 9 2 15 10 25 0.15 Rain
21 90 85 79 79 76 74 88 76 64 30.01 29.95 29.91 10 9 2 17 8 24 0.25 Rain , Thunderstorm
22 91 86 81 79 77 75 94 81 68 30.02 29.97 29.93 10 9 2 12 4 20 0.05 Rain , Thunderstorm
23 91 85 79 79 76 73 91 77 63 30.00 29.95 29.90 10 10 10 9 2 13 T Thunderstorm
24 90 85 79 77 75 73 85 72 59 29.97 29.93 29.88 10 10 10 13 3 16 0.00  
25 92 85 77 77 75 73 91 78 64 29.99 29.95 29.90 10 10 9 18 6 24 0.04 Rain , Thunderstorm
26 86 82 78 76 74 73 91 83 74 29.99 29.95 29.91 10 10 10 13 6 21 0.02 Rain , Thunderstorm
27 89 82 75 77 76 73 91 80 68 29.95 29.92 29.89 10 9 2 6 3 8 0.19 Rain
28 88 83 77 77 76 74 94 81 68 29.92 29.88 29.84 10 10 10 8 2 10 0.00  
29 89 84 78 77 75 74 91 78 65 29.88 29.84 29.79 10 10 10 13 3 16 0.00  
30 89 84 78 79 75 72 94 80 65 29.85 29.81 29.76 10 10 7 15 6 20 0.01 Rain