Weather History for San Juan, PR

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Monday, August 6, 2012

  Actual Average Record
Temperature  
Mean Temperature 84 °F 84 °F  
Max Temperature 88 °F 89 °F 93 °F (1995)
Min Temperature 80 °F 78 °F 69 °F (1904)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 19 19  
Month to date cooling degree days 114 114  
Year to date cooling degree days 3511 3398  
Since 1 June cooling degree days 1330 1233  
Growing Degree Days 34 (Base 50)    
Moisture  
Dew Point 74 °F    
Average Humidity 71    
Maximum Humidity 79    
Minimum Humidity 63    
Precipitation  
Precipitation 0.00 in 0.14 in 4.05 in (1955)
Month to date precipitation 0.41 0.89  
Year to date precipitation 32.94 29.05  
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 8 mph (ENE)    
Max Wind Speed 16 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 06, 2012 Rise Set
Actual Time 6:03 AM AST 6:55 PM AST
Civil Twilight 5:40 AM AST 7:18 PM AST
Nautical Twilight 5:13 AM AST 7:45 PM AST
Astronomical Twilight 4:45 AM AST 8:13 PM AST
Moon 9:57 PM AST (8/6) 9:57 AM AST (8/6)
Length of Visible Light 13h 38m
Length of Day
12h 52m
Waning Gibbous, 78% of the Moon is Illuminated
Aug 6
Waning Gibbous
Aug 9
Last Quarter
Aug 17
New
Aug 24
First Quarter
Aug 31
Full

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 82.0 °F 87.4 °F 73.0 °F 74% 30.04 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds
1:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 30.02 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds
2:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 30.01 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
3:56 AM 80.1 °F 84.2 °F 73.0 °F 79% 30.00 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:56 AM 80.1 °F 84.2 °F 73.0 °F 79% 30.01 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:56 AM 80.1 °F 84.2 °F 73.0 °F 79% 30.01 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 30.03 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:56 AM 82.9 °F 88.8 °F 73.0 °F 72% 30.04 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
8:56 AM 84.0 °F 91.2 °F 73.9 °F 72% 30.06 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
9:56 AM 84.9 °F 92.1 °F 73.9 °F 69% 30.06 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
10:56 AM 87.1 °F 94.5 °F 73.0 °F 63% 30.06 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
11:56 AM 87.1 °F 95.4 °F 73.9 °F 65% 30.04 in 10.0 mi NE 15.0 mph - N/A   Scattered Clouds
12:56 PM 87.1 °F 96.3 °F 75.0 °F 67% 30.03 in 10.0 mi ENE 12.7 mph - N/A   Scattered Clouds
1:56 PM 87.1 °F 95.4 °F 73.9 °F 65% 30.00 in 10.0 mi ENE 13.8 mph - N/A   Partly Cloudy
2:56 PM 87.1 °F 96.3 °F 75.0 °F 67% 29.98 in 10.0 mi ENE 15.0 mph 20.7 mph N/A   Scattered Clouds
3:56 PM 86.0 °F 93.8 °F 73.9 °F 67% 29.97 in 10.0 mi NE 13.8 mph - N/A   Scattered Clouds
4:56 PM 86.0 °F 93.8 °F 73.9 °F 67% 29.97 in 10.0 mi NE 13.8 mph 20.7 mph N/A   Scattered Clouds
5:56 PM 84.9 °F 92.1 °F 73.9 °F 69% 29.97 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
6:56 PM 84.0 °F 90.2 °F 73.0 °F 69% 29.97 in 10.0 mi East 10.4 mph - N/A   Scattered Clouds
7:56 PM 82.9 °F 88.8 °F 73.0 °F 72% 29.99 in 10.0 mi ENE 9.2 mph - N/A   Scattered Clouds
8:56 PM 82.9 °F 89.4 °F 73.9 °F 74% 30.00 in 10.0 mi ENE 6.9 mph - N/A   Scattered Clouds
9:56 PM 82.9 °F 89.4 °F 73.9 °F 74% 30.01 in 10.0 mi East 9.2 mph - N/A   Scattered Clouds
10:56 PM 82.0 °F 87.9 °F 73.9 °F 76% 30.01 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
11:56 PM 82.0 °F 87.9 °F 73.9 °F 76% 30.00 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds