Weather History for San Juan, PR

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Wednesday, October 30, 2013

  Actual Average Record
Temperature  
Mean Temperature 82 °F 82 °F  
Max Temperature 87 °F 88 °F 93 °F (1915)
Min Temperature 76 °F 76 °F 68 °F (2001)
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 17 17  
Month to date cooling degree days 573 530  
Year to date cooling degree days 5078 4942  
Growing Degree Days 31 (Base 50)    
Moisture  
Dew Point 73 °F    
Average Humidity 80    
Maximum Humidity 94    
Minimum Humidity 65    
Precipitation  
Precipitation 0.06 in 0.21 in 2.61 in (1927)
Month to date precipitation 2.80 5.38  
Year to date precipitation 68.04 44.77  
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 5 mph (NE)    
Max Wind Speed 14 mph    
Max Gust Speed 18 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

Oct. 30, 2013 Rise Set
Actual Time 6:22 AM AST 5:52 PM AST
Civil Twilight 6:00 AM AST 6:14 PM AST
Nautical Twilight 5:34 AM AST 6:40 PM AST
Astronomical Twilight 5:09 AM AST 7:06 PM AST
Moon 2:41 AM AST (10/30) 3:06 PM AST (10/30)
Length of Visible Light 12h 14m
Length of Day
11h 29m
Waning Crescent, 17% of the Moon is Illuminated
Oct 30
Waning Crescent
Nov 3
New
Nov 10
First Quarter
Nov 17
Full
Nov 25
Last Quarter

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 79.0 °F - 73.0 °F 82% 29.96 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:56 AM 78.1 °F - 73.9 °F 87% 29.93 in 10.0 mi Calm Calm - 0.03 in   Scattered Clouds
2:56 AM 78.1 °F - 73.9 °F 87% 29.91 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 AM 77.0 °F - 73.9 °F 90% 29.92 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:56 AM 75.9 °F - 73.0 °F 91% 29.91 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:56 AM 77.0 °F - 71.1 °F 82% 29.92 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:56 AM 77.0 °F - 73.0 °F 88% 29.96 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
7:56 AM 79.0 °F - 73.0 °F 82% 29.97 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:56 AM 80.1 °F 83.8 °F 72.0 °F 76% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:56 AM 81.0 °F 86.7 °F 75.0 °F 82% 30.00 in 10.0 mi Calm Calm - 0.03 in   Mostly Cloudy
10:56 AM 82.9 °F 90.2 °F 75.0 °F 77% 29.99 in 10.0 mi ENE 8.1 mph - N/A   Mostly Cloudy
11:56 AM 84.0 °F 91.2 °F 73.9 °F 72% 29.97 in 10.0 mi ENE 10.4 mph - N/A   Mostly Cloudy
12:56 PM 84.9 °F 91.4 °F 73.0 °F 67% 29.95 in 10.0 mi ENE 11.5 mph - N/A   Mostly Cloudy
1:56 PM 84.9 °F 90.7 °F 72.0 °F 65% 29.92 in 10.0 mi ENE 9.2 mph - N/A   Mostly Cloudy
2:56 PM 86.0 °F 93.0 °F 73.0 °F 65% 29.91 in 10.0 mi NE 11.5 mph - N/A   Scattered Clouds
3:56 PM 84.9 °F 90.7 °F 72.0 °F 65% 29.90 in 10.0 mi ENE 8.1 mph - N/A   Scattered Clouds
4:56 PM 82.9 °F 88.8 °F 73.0 °F 72% 29.90 in 10.0 mi ENE 9.2 mph - N/A   Scattered Clouds
5:56 PM 82.9 °F 88.8 °F 73.0 °F 72% 29.91 in 10.0 mi NE 4.6 mph - N/A   Scattered Clouds
6:56 PM 82.0 °F 87.4 °F 73.0 °F 74% 29.93 in 10.0 mi NNE 8.1 mph - N/A   Scattered Clouds
7:56 PM 82.0 °F 87.4 °F 73.0 °F 74% 29.94 in 10.0 mi NE 6.9 mph - N/A   Scattered Clouds
8:56 PM 82.0 °F 87.4 °F 73.0 °F 74% 29.95 in 10.0 mi ENE 5.8 mph - N/A   Scattered Clouds
9:56 PM 81.0 °F 85.8 °F 73.0 °F 77% 29.96 in 10.0 mi ENE 6.9 mph - N/A   Scattered Clouds
10:56 PM 81.0 °F 85.8 °F 73.0 °F 77% 29.95 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:56 PM 80.1 °F 84.2 °F 73.0 °F 79% 29.95 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds