Weather History for San Juan, PR

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Friday, February 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 79 °F 78 °F  
Max Temperature 86 °F 84 °F 93 °F (1983)
Min Temperature 72 °F 72 °F 62 °F (1962)
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 14 13  
Month to date cooling degree days 191 195  
Year to date cooling degree days 612 586  
Growing Degree Days 29 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 71    
Maximum Humidity 84    
Minimum Humidity 58    
Precipitation  
Precipitation T in 0.09 in 1.44 in (1954)
Month to date precipitation 2.14 1.37  
Year to date precipitation 3.92 5.13  
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 7 mph (East)    
Max Wind Speed 20 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Feb. 15, 2013 Rise Set
Actual Time 6:51 AM AST 6:24 PM AST
Civil Twilight 6:29 AM AST 6:47 PM AST
Nautical Twilight 6:03 AM AST 7:12 PM AST
Astronomical Twilight 5:38 AM AST 7:38 PM AST
Moon 10:19 AM AST (2/15) 11:23 PM AST (2/15)
Length of Visible Light 12h 17m
Length of Day
11h 33m
Waxing Crescent, 29% of the Moon is Illuminated
Feb 15
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (AST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 75.0 °F - 69.1 °F 82% 30.06 in 10.0 mi SE 4.6 mph - N/A   Partly Cloudy
1:56 AM 73.9 °F - 68.0 °F 82% 30.04 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:56 AM 73.9 °F - 68.0 °F 82% 30.03 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 AM 73.0 °F - 68.0 °F 84% 30.02 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:56 AM 73.0 °F - 68.0 °F 84% 30.03 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:56 AM 72.0 °F - 66.9 °F 84% 30.04 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:56 AM 73.0 °F - 66.9 °F 81% 30.06 in 10.0 mi SE 3.5 mph - N/A   Partly Cloudy
7:56 AM 73.9 °F - 68.0 °F 82% 30.08 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:56 AM 79.0 °F - 70.0 °F 74% 30.09 in 10.0 mi East 11.5 mph 16.1 mph N/A   Partly Cloudy
9:56 AM 82.0 °F 84.9 °F 68.0 °F 62% 30.11 in 10.0 mi East 15.0 mph 19.6 mph N/A   Partly Cloudy
10:56 AM 84.0 °F 87.0 °F 68.0 °F 58% 30.10 in 10.0 mi East 13.8 mph 20.7 mph N/A   Partly Cloudy
11:56 AM 82.9 °F 87.0 °F 70.0 °F 65% 30.07 in 10.0 mi ENE 15.0 mph - N/A   Partly Cloudy
12:56 PM 82.9 °F 85.8 °F 68.0 °F 60% 30.05 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
1:56 PM 82.9 °F 86.5 °F 69.1 °F 63% 30.02 in 10.0 mi East 13.8 mph - N/A   Scattered Clouds
2:56 PM 82.9 °F 87.0 °F 70.0 °F 65% 30.00 in 10.0 mi ENE 11.5 mph - 0.00 in   Scattered Clouds
3:56 PM 82.9 °F 85.4 °F 66.9 °F 58% 30.00 in 10.0 mi ESE 11.5 mph - 0.00 in   Scattered Clouds
4:56 PM 82.0 °F 85.5 °F 69.1 °F 65% 30.00 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
5:56 PM 80.1 °F 82.9 °F 69.1 °F 69% 30.01 in 10.0 mi East 10.4 mph - N/A   Partly Cloudy
6:56 PM 78.1 °F - 69.1 °F 74% 30.01 in 10.0 mi East 8.1 mph - N/A   Partly Cloudy
7:56 PM 75.9 °F - 68.0 °F 76% 30.04 in 10.0 mi East 5.8 mph - N/A   Clear
8:56 PM 75.9 °F - 68.0 °F 76% 30.05 in 10.0 mi East 8.1 mph - N/A   Partly Cloudy
9:56 PM 75.9 °F - 68.0 °F 76% 30.06 in 10.0 mi East 6.9 mph - N/A   Clear
10:56 PM 75.0 °F - 68.0 °F 79% 30.05 in 10.0 mi East 3.5 mph - N/A   Clear
11:56 PM 73.9 °F - 68.0 °F 82% 30.06 in 10.0 mi East 4.6 mph - N/A   Clear