Marathon, FL

4:35 PM EDT on May 25, 2017 (GMT -0400)
Florida Keys Marathon

Weather History for KMTH - September, 2012

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Saturday, September 15, 2012

  Actual Average Record
Temperature  
Mean Temperature 84 °F 84 °F  
Max Temperature 90 °F 90 °F 93 °F (1999)
Min Temperature 77 °F 79 °F 75 °F (1998)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 19 19  
Month to date cooling degree days 311 288  
Year to date cooling degree days 3970 3674  
Growing Degree Days 32 (Base 50)    
Moisture  
Dew Point 76 °F    
Average Humidity 80    
Maximum Humidity 91    
Minimum Humidity 68    
Precipitation  
Precipitation 0.13 in 0.29 in 0.68 in (1998)
Month to date precipitation 1.41 4.05  
Year to date precipitation 36.77 32.87  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Since 1 September snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 7 mph (East)    
Max Wind Speed 15 mph    
Max Gust Speed 23 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Sep. 15, 2012 Rise Set
Actual Time 7:10 AM EDT 7:27 PM EDT
Civil Twilight 6:47 AM EDT 7:50 PM EDT
Nautical Twilight 6:21 AM EDT 8:16 PM EDT
Astronomical Twilight 5:54 AM EDT 8:43 PM EDT
Moon 6:37 AM EDT (9/15) 7:03 PM EDT (9/15)
Length of Visible Light 13h 02m
Length of Day
12h 17m
Waning Crescent, 0% of the Moon is Illuminated
Sep 15
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 82.9 °F 90.2 °F 75.0 °F 77% 29.99 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
1:36 AM 82.4 °F 89.5 °F 75.2 °F 79% 29.99 in 10.0 mi ESE 8.1 mph - N/A   Mostly Cloudy
1:53 AM 82.9 °F 90.2 °F 75.0 °F 77% 29.99 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy
2:42 AM 82.4 °F 89.5 °F 75.2 °F 79% 29.97 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
2:51 AM 82.4 °F 89.5 °F 75.2 °F 79% 29.97 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
2:53 AM 82.9 °F 90.8 °F 75.9 °F 79% 29.97 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
3:53 AM 82.0 °F 88.6 °F 75.0 °F 79% 29.96 in 7.0 mi East 12.7 mph 18.4 mph 0.02 in   Mostly Cloudy
4:53 AM 79.0 °F - 75.9 °F 90% 29.96 in 10.0 mi Calm Calm - 0.04 in   Clear
5:46 AM 78.8 °F - 75.2 °F 89% 29.96 in 6.0 mi ESE 13.8 mph 23.0 mph 0.02 in Rain Light Rain
5:53 AM 78.1 °F - 75.9 °F 93% 29.96 in 3.0 mi SE 9.2 mph 21.9 mph 0.04 in Rain Light Rain
6:06 AM 77.0 °F - 75.2 °F 94% 29.97 in 5.0 mi SE 6.9 mph 16.1 mph 0.03 in Rain Light Rain
6:53 AM 79.0 °F - 77.0 °F 94% 29.98 in 10.0 mi Calm Calm - 0.03 in   Overcast
7:53 AM 82.0 °F 89.4 °F 75.9 °F 82% 30.00 in 10.0 mi ENE 5.8 mph - N/A   Scattered Clouds
8:46 AM 82.4 °F 89.5 °F 75.2 °F 79% 30.02 in 10.0 mi East 5.8 mph - 0.00 in Rain Light Rain
8:53 AM 82.9 °F 90.8 °F 75.9 °F 79% 30.02 in 10.0 mi East 6.9 mph - 0.00 in   Mostly Cloudy
9:53 AM 84.0 °F 92.6 °F 75.9 °F 76% 30.03 in 10.0 mi East 6.9 mph - N/A   Clear
10:53 AM 86.0 °F 96.0 °F 75.9 °F 72% 30.02 in 10.0 mi SE 8.1 mph - N/A   Clear
11:53 AM 87.1 °F 99.8 °F 78.1 °F 74% 30.03 in 10.0 mi SE 4.6 mph - N/A   Clear
12:53 PM 88.0 °F 100.2 °F 77.0 °F 70% 30.01 in 10.0 mi ESE 8.1 mph - N/A   Partly Cloudy
1:53 PM 88.0 °F 98.5 °F 75.9 °F 67% 29.99 in 10.0 mi ESE 8.1 mph - N/A   Clear
2:53 PM 88.0 °F 98.5 °F 75.9 °F 67% 29.98 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
3:53 PM 86.0 °F 96.0 °F 75.9 °F 72% 29.96 in 10.0 mi Variable 5.8 mph - 0.00 in   Partly Cloudy
4:53 PM 84.9 °F 93.3 °F 75.0 °F 72% 29.96 in 10.0 mi East 5.8 mph - N/A   Partly Cloudy
5:53 PM 87.1 °F 96.3 °F 75.0 °F 67% 29.96 in 10.0 mi Variable 6.9 mph - N/A   Clear
6:53 PM 84.0 °F 92.6 °F 75.9 °F 76% 29.97 in 10.0 mi SE 9.2 mph 16.1 mph N/A   Clear
7:53 PM 82.9 °F 90.8 °F 75.9 °F 79% 29.97 in 10.0 mi East 6.9 mph - N/A   Clear
8:53 PM 82.9 °F 91.8 °F 77.0 °F 82% 29.99 in 10.0 mi East 4.6 mph - N/A   Partly Cloudy
9:53 PM 84.0 °F 91.9 °F 75.0 °F 74% 30.00 in 10.0 mi East 6.9 mph - N/A   Clear
10:53 PM 82.9 °F 90.2 °F 75.0 °F 77% 30.01 in 10.0 mi East 6.9 mph - N/A   Partly Cloudy
11:53 PM 82.9 °F 91.8 °F 77.0 °F 82% 30.01 in 10.0 mi East 11.5 mph 19.6 mph N/A   Partly Cloudy