Weather History for San Juan, PR

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Monday, March 25, 2013

  Actual Average Record
Temperature  
Mean Temperature 81 °F 79 °F  
Max Temperature 88 °F 85 °F 92 °F (2003)
Min Temperature 73 °F 73 °F 65 °F (1957)
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 14  
Month to date cooling degree days 365 344  
Year to date cooling degree days 1161 1095  
Growing Degree Days 30 (Base 50)    
Moisture  
Dew Point 69 °F    
Average Humidity 68    
Maximum Humidity 84    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in 0.07 in 3.09 in (2012)
Month to date precipitation 1.26 1.52  
Year to date precipitation 5.36 7.67  
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 7 mph (East)    
Max Wind Speed 23 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Mar. 25, 2013 Rise Set
Actual Time 6:23 AM AST 6:36 PM AST
Civil Twilight 6:02 AM AST 6:58 PM AST
Nautical Twilight 5:36 AM AST 7:23 PM AST
Astronomical Twilight 5:11 AM AST 7:48 PM AST
Moon 5:11 PM AST (3/25) 4:52 AM AST (3/25)
Length of Visible Light 12h 56m
Length of Day
12h 12m
Waxing Gibbous, 96% of the Moon is Illuminated
Mar 25
Waxing Gibbous
Mar 27
Full
Apr 3
Last Quarter
Apr 10
New
Apr 18
First 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 75.9 °F - 66.9 °F 74% 29.94 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:56 AM 75.0 °F - 66.9 °F 76% 29.91 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:56 AM 75.0 °F - 66.9 °F 76% 29.89 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 AM 75.0 °F - 66.9 °F 76% 29.89 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:56 AM 75.0 °F - 68.0 °F 79% 29.91 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:56 AM 73.9 °F - 68.0 °F 82% 29.91 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:56 AM 73.0 °F - 66.9 °F 81% 29.94 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:56 AM 78.1 °F - 68.0 °F 71% 29.97 in 10.0 mi East 4.6 mph - N/A   Partly Cloudy
8:56 AM 82.9 °F 86.5 °F 69.1 °F 63% 29.99 in 10.0 mi East 10.4 mph - N/A   Partly Cloudy
9:56 AM 84.9 °F 88.8 °F 69.1 °F 59% 30.00 in 10.0 mi ENE 9.2 mph 17.3 mph N/A   Scattered Clouds
10:56 AM 86.0 °F 90.7 °F 70.0 °F 59% 30.00 in 10.0 mi ENE 15.0 mph 20.7 mph N/A   Scattered Clouds
11:56 AM 88.0 °F 93.8 °F 71.1 °F 57% 29.98 in 10.0 mi ENE 18.4 mph 24.2 mph N/A   Scattered Clouds
12:56 PM 87.1 °F 92.0 °F 70.0 °F 57% 29.96 in 10.0 mi ENE 17.3 mph - N/A   Scattered Clouds
1:56 PM 88.0 °F 93.8 °F 71.1 °F 57% 29.94 in 10.0 mi ENE 18.4 mph 25.3 mph N/A   Scattered Clouds
2:56 PM 84.9 °F 90.1 °F 71.1 °F 63% 29.92 in 10.0 mi ENE 15.0 mph - N/A   Scattered Clouds
3:56 PM 86.0 °F 92.2 °F 72.0 °F 63% 29.91 in 10.0 mi East 15.0 mph - N/A   Scattered Clouds
4:56 PM 84.9 °F 90.1 °F 71.1 °F 63% 29.91 in 10.0 mi East 13.8 mph 21.9 mph N/A   Scattered Clouds
5:56 PM 84.9 °F 87.1 °F 66.0 °F 53% 29.92 in 10.0 mi SSE 13.8 mph - N/A   Scattered Clouds
6:56 PM 82.0 °F 84.9 °F 68.0 °F 62% 29.94 in 10.0 mi SE 8.1 mph - N/A   Partly Cloudy
7:56 PM 81.0 °F 84.1 °F 69.1 °F 67% 29.96 in 10.0 mi SE 6.9 mph - N/A   Partly Cloudy
8:56 PM 79.0 °F - 71.1 °F 77% 29.99 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:56 PM 77.0 °F - 72.0 °F 84% 30.00 in 10.0 mi East 4.6 mph - N/A   Partly Cloudy
10:56 PM 78.1 °F - 70.0 °F 76% 30.02 in 10.0 mi ESE 4.6 mph - N/A   Partly Cloudy
11:56 PM 78.1 °F - 71.1 °F 79% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy