Weather History for San Juan, PR

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Friday, July 25, 2014

  Actual Average Record
Temperature  
Mean Temperature 85 °F 83 °F  
Max Temperature 88 °F 89 °F 93 °F (1980)
Min Temperature 81 °F 78 °F 72 °F (1985)
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 20 18  
Month to date cooling degree days 509 450  
Year to date cooling degree days 3525 3164  
Since 1 June cooling degree days 1119 999  
Growing Degree Days 34 (Base 50)    
Moisture  
Dew Point 76 °F    
Average Humidity 76    
Maximum Humidity 88    
Minimum Humidity 63    
Precipitation  
Precipitation 0.08 in 0.16 in 1.18 in (1941)
Month to date precipitation 3.17 4.13  
Year to date precipitation 22.35 27.22  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 14 mph (ENE)    
Max Wind Speed 22 mph    
Max Gust Speed 28 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

Jul. 25, 2014 Rise Set
Actual Time 5:59 AM AST 7:01 PM AST
Civil Twilight 5:36 AM AST 7:24 PM AST
Nautical Twilight 5:08 AM AST 7:52 PM AST
Astronomical Twilight 4:39 AM AST 8:21 PM AST
Moon 4:50 AM AST (7/25) 6:02 PM AST (7/25)
Length of Visible Light 13h 48m
Length of Day
13h 01m
Waning Crescent, 1% of the Moon is Illuminated
Jul 25
Waning Crescent
Jul 26
New
Aug 3
First Quarter
Aug 10
Full
Aug 17
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 81.0 °F 86.7 °F 75.0 °F 82% 30.06 in 10.0 mi ENE 11.5 mph - N/A   Mostly Cloudy
1:56 AM 81.0 °F 86.7 °F 75.0 °F 82% 30.04 in 10.0 mi East 10.4 mph - N/A   Mostly Cloudy
2:56 AM 82.0 °F 87.9 °F 73.9 °F 76% 30.02 in 10.0 mi East 9.2 mph - 0.01 in   Mostly Cloudy
3:56 AM 81.0 °F 86.2 °F 73.9 °F 79% 30.02 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
4:56 AM 81.0 °F 86.2 °F 73.9 °F 79% 30.03 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
5:56 AM 81.0 °F 86.7 °F 75.0 °F 82% 30.06 in 10.0 mi ENE 15.0 mph - N/A   Mostly Cloudy
6:56 AM 82.0 °F 88.6 °F 75.0 °F 79% 30.07 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
7:56 AM 84.0 °F 91.9 °F 75.0 °F 74% 30.08 in 10.0 mi East 6.9 mph 17.3 mph N/A   Scattered Clouds
8:56 AM 84.9 °F 93.3 °F 75.0 °F 72% 30.07 in 10.0 mi ENE 16.1 mph - N/A   Scattered Clouds
9:56 AM 87.1 °F 95.4 °F 73.9 °F 65% 30.08 in 10.0 mi ENE 17.3 mph 23.0 mph N/A   Scattered Clouds
10:56 AM 87.1 °F 96.3 °F 75.0 °F 67% 30.08 in 10.0 mi ENE 18.4 mph 27.6 mph N/A   Scattered Clouds
11:56 AM 88.0 °F 98.5 °F 75.9 °F 67% 30.08 in 10.0 mi NE 19.6 mph - N/A   Mostly Cloudy
12:56 PM 84.9 °F 98.9 °F 80.1 °F 85% 30.06 in 10.0 mi East 8.1 mph - 0.06 in   Scattered Clouds
1:56 PM 88.0 °F 101.3 °F 78.1 °F 72% 30.04 in 10.0 mi ENE 17.3 mph 24.2 mph N/A   Scattered Clouds
2:56 PM 87.1 °F 98.8 °F 77.0 °F 72% 30.02 in 10.0 mi NE 17.3 mph 26.5 mph N/A   Scattered Clouds
3:56 PM 88.0 °F 100.2 °F 77.0 °F 70% 30.01 in 10.0 mi ENE 18.4 mph - N/A   Scattered Clouds
4:56 PM 86.0 °F 96.9 °F 77.0 °F 74% 30.01 in 9.0 mi NE 18.4 mph 24.2 mph N/A   Scattered Clouds
5:56 PM 84.0 °F 93.7 °F 77.0 °F 79% 30.01 in 9.0 mi ENE 15.0 mph - N/A   Scattered Clouds
6:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 30.03 in 9.0 mi ENE 13.8 mph - N/A   Partly Cloudy
7:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 30.05 in 10.0 mi ENE 16.1 mph - N/A   Partly Cloudy
8:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 30.06 in 10.0 mi ENE 12.7 mph - N/A   Scattered Clouds
9:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 30.07 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
10:56 PM 82.9 °F 91.8 °F 77.0 °F 82% 30.08 in 10.0 mi ENE 15.0 mph - N/A   Scattered Clouds
11:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 30.07 in 10.0 mi ENE 13.8 mph - N/A   Scattered Clouds