Weather History for San Juan, PR

Thursday, September 13, 2012 — View Current Weather Conditions
Thursday, September 13, 2012
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 86 °F 84 °F  
Max Temperature 91 °F 89 °F 94 °F (1906)
Min Temperature 80 °F 78 °F 70 °F (1928)
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 21 19  
Month to date cooling degree days 261 247  
Year to date cooling degree days 4239 4111  
Growing Degree Days 36 (Base 50)    
Moisture
Dew Point 75 °F    
Average Humidity 72    
Maximum Humidity 85    
Minimum Humidity 59    
Precipitation
Precipitation 0.18 in 0.20 in 7.39 in (1928)
Month to date precipitation 0.20 2.70  
Year to date precipitation 40.21 36.32  
Sea Level Pressure
Sea Level Pressure 29.92 in    
Wind
Wind Speed 6 mph (ESE)    
Max Wind Speed 20 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
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Local Photos
colors
loved this park
Bricks of Old San Juan
Visit WunderPhotos
Astronomy
Sep. 13, 2012 Rise Set
Actual Time 6:11 AM AST 6:27 PM AST
Civil Twilight 5:49 AM AST 6:49 PM AST
Nautical Twilight 5:24 AM AST 7:14 PM AST
Astronomical Twilight 4:58 AM AST 7:40 PM AST
Moon 3:43 AM AST (9/13) 4:36 PM AST (9/13)
Length Of Visible Light 12h 59m
Length of Day
12h 16m
Waning Crescent, 7% of the Moon is Illuminated
Sep 13
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
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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 87.9 °F 73.9 °F 76% 29.93 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:56 AM 81.0 °F 86.2 °F 73.9 °F 79% 29.91 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 29.90 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 29.90 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 29.90 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 29.91 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 29.91 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:56 AM 84.0 °F 91.2 °F 73.9 °F 72% 29.94 in 10.0 mi ESE 5.8 mph - N/A   Scattered Clouds
8:56 AM 87.1 °F 96.3 °F 75.0 °F 67% 29.95 in 10.0 mi East 9.2 mph - N/A   Scattered Clouds
9:56 AM 89.1 °F 97.0 °F 73.0 °F 59% 29.96 in 10.0 mi East 11.5 mph 18.4 mph N/A   Scattered Clouds
10:56 AM 90.0 °F 99.0 °F 73.9 °F 59% 29.96 in 10.0 mi ENE 15.0 mph - N/A   Scattered Clouds
11:56 AM 91.0 °F 101.6 °F 75.0 °F 59% 29.94 in 10.0 mi NE 16.1 mph - N/A   Scattered Clouds
12:56 PM 82.9 °F 88.8 °F 73.0 °F 72% 29.93 in 10.0 mi Variable 4.6 mph - N/A Thunderstorm Thunderstorm
1:29 PM 80.6 °F 87.1 °F 77.0 °F 89% 29.93 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
1:56 PM 80.1 °F 85.1 °F 75.0 °F 85% 29.91 in 10.0 mi South 6.9 mph - 0.18 in Rain Light Rain
2:03 PM 80.6 °F 85.4 °F 73.4 °F 79% 29.91 in 10.0 mi SSW 9.2 mph - N/A Thunderstorm Thunderstorm
2:26 PM 80.6 °F 85.4 °F 73.4 °F 79% 29.91 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:48 PM 80.6 °F 86.2 °F 75.2 °F 84% 29.91 in 10.0 mi SW 6.9 mph - N/A Thunderstorm Thunderstorm
2:56 PM 81.0 °F 86.7 °F 75.0 °F 82% 29.91 in 10.0 mi WSW 6.9 mph - N/A Thunderstorm Thunderstorm
3:56 PM 84.9 °F 94.1 °F 75.9 °F 74% 29.90 in 10.0 mi East 9.2 mph - N/A   Scattered Clouds
4:56 PM 84.9 °F 94.1 °F 75.9 °F 74% 29.90 in 10.0 mi East 13.8 mph - N/A   Scattered Clouds
5:56 PM 84.0 °F 92.6 °F 75.9 °F 76% 29.90 in 10.0 mi East 16.1 mph - N/A   Scattered Clouds
6:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 29.91 in 10.0 mi East 10.4 mph - N/A   Scattered Clouds
7:56 PM 84.0 °F 92.6 °F 75.9 °F 76% 29.93 in 10.0 mi SE 3.5 mph - N/A   Scattered Clouds
8:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 29.95 in 10.0 mi East 10.4 mph - 0.00 in   Scattered Clouds
9:56 PM 81.0 °F 87.3 °F 75.9 °F 85% 29.96 in 10.0 mi East 4.6 mph - N/A   Scattered Clouds
10:56 PM 82.0 °F 88.6 °F 75.0 °F 79% 29.96 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:56 PM 82.0 °F 88.6 °F 75.0 °F 79% 29.97 in 10.0 mi ESE 5.8 mph - N/A   Partly Cloudy
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