History for San Juan, PR

Sunday, January 6, 2013 — View Current Conditions
Sunday, January 6, 2013
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 81 °F 78 °F  
Max Temperature 85 °F 83 °F 90 °F (1984)
Min Temperature 76 °F 72 °F 63 °F (1959)
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 16 13  
Month to date cooling degree days 86 78  
Year to date cooling degree days 86 78  
Growing Degree Days 30 (Base 50)    
Moisture
Dew Point 68 °F    
Average Humidity 72    
Maximum Humidity 82    
Minimum Humidity 61    
Precipitation
Precipitation 0.01 in 0.14 in 2.09 in (1998)
Month to date precipitation 0.22 0.87  
Year to date precipitation 0.22 0.87  
Sea Level Pressure
Sea Level Pressure 30.10 in    
Wind
Wind Speed 14 mph (East)    
Max Wind Speed 23 mph    
Max Gust Speed 29 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Radar Archive
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Astronomy
May. 22, 2013 Rise Set
Actual Time 6:57 AM AST 6:02 PM AST
Civil Twilight 6:34 AM AST 6:25 PM AST
Nautical Twilight 6:07 AM AST 6:53 PM AST
Astronomical Twilight 5:40 AM AST 7:19 PM AST
Moon 1:26 AM AST (1/6) 1:11 PM AST (1/6)
Length Of Visible Light 11h 51m
Length of Day
11h 04m
Waning Crescent, 34% of the Moon is Illuminated
Jan 6
Waning Crescent
Jan 11
New
Jan 18
First Quarter
Jan 27
Full
Feb 3
Last Quarter
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Hourly Observations
Time (AST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 78.1 °F - 68.0 °F 71% 30.12 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
1:56 AM 79.0 °F - 69.1 °F 72% 30.10 in 10.0 mi East 13.8 mph 19.6 mph N/A   Scattered Clouds
2:56 AM 77.0 °F - 66.9 °F 71% 30.09 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
3:56 AM 77.0 °F - 68.0 °F 74% 30.07 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
4:56 AM 75.9 °F - 69.1 °F 79% 30.08 in 10.0 mi ESE 5.8 mph - 0.00 in   Scattered Clouds
5:56 AM 78.1 °F - 66.9 °F 68% 30.09 in 10.0 mi East 11.5 mph - 0.01 in   Scattered Clouds
6:56 AM 77.0 °F - 66.9 °F 71% 30.11 in 10.0 mi East 10.4 mph 19.6 mph N/A   Scattered Clouds
7:56 AM 79.0 °F - 66.9 °F 66% 30.12 in 10.0 mi East 11.5 mph - N/A   Mostly Cloudy
8:56 AM 81.0 °F 83.0 °F 66.0 °F 60% 30.14 in 10.0 mi East 15.0 mph 23.0 mph N/A   Scattered Clouds
9:56 AM 82.0 °F 84.9 °F 68.0 °F 62% 30.14 in 10.0 mi ENE 18.4 mph 26.5 mph N/A   Scattered Clouds
10:56 AM 82.0 °F 85.5 °F 69.1 °F 65% 30.13 in 10.0 mi ENE 19.6 mph 24.2 mph N/A   Scattered Clouds
11:56 AM 84.0 °F 87.8 °F 69.1 °F 61% 30.11 in 10.0 mi ENE 18.4 mph - N/A   Scattered Clouds
12:56 PM 84.0 °F 87.8 °F 69.1 °F 61% 30.09 in 10.0 mi ENE 19.6 mph - N/A   Scattered Clouds
1:56 PM 82.0 °F 84.9 °F 68.0 °F 62% 30.08 in 10.0 mi ENE 17.3 mph 26.5 mph N/A   Scattered Clouds
2:56 PM 81.0 °F 84.1 °F 69.1 °F 67% 30.06 in 10.0 mi East 18.4 mph 25.3 mph N/A   Scattered Clouds
3:56 PM 82.0 °F 85.5 °F 69.1 °F 65% 30.06 in 10.0 mi ENE 16.1 mph - N/A   Scattered Clouds
4:56 PM 81.0 °F 84.1 °F 69.1 °F 67% 30.06 in 10.0 mi ENE 16.1 mph 24.2 mph N/A   Scattered Clouds
5:56 PM 81.0 °F 84.1 °F 69.1 °F 67% 30.07 in 10.0 mi ENE 17.3 mph 23.0 mph N/A   Mostly Cloudy
6:56 PM 79.0 °F - 68.0 °F 69% 30.08 in 10.0 mi East 16.1 mph - N/A   Scattered Clouds
7:56 PM 80.1 °F 82.9 °F 69.1 °F 69% 30.09 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
8:56 PM 79.0 °F - 69.1 °F 72% 30.10 in 10.0 mi East 11.5 mph - N/A   Partly Cloudy
9:56 PM 79.0 °F - 69.1 °F 72% 30.11 in 10.0 mi East 16.1 mph - 0.00 in   Mostly Cloudy
10:56 PM 78.1 °F - 69.1 °F 74% 30.11 in 10.0 mi East 12.7 mph 19.6 mph N/A   Scattered Clouds
11:56 PM 77.0 °F - 70.0 °F 79% 30.10 in 10.0 mi East 9.2 mph - 0.00 in   Scattered Clouds
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