Weather History for San Juan, PR

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Friday, October 26, 2012

  Actual Average Record
Temperature  
Mean Temperature 83 °F 82 °F  
Max Temperature 90 °F 88 °F 93 °F (1995)
Min Temperature 76 °F 77 °F 68 °F (1961)
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 18 17  
Month to date cooling degree days 487 462  
Year to date cooling degree days 5068 4874  
Growing Degree Days 32 (Base 50)    
Moisture  
Dew Point 75 °F    
Average Humidity 78    
Maximum Humidity 91    
Minimum Humidity 64    
Precipitation  
Precipitation 0.43 in 0.20 in 2.16 in (1978)
Month to date precipitation 4.67 4.56  
Year to date precipitation 46.81 43.95  
Sea Level Pressure  
Sea Level Pressure 29.83 in    
Wind  
Wind Speed 6 mph (SSE)    
Max Wind Speed 15 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Oct. 26, 2012 Rise Set
Actual Time 6:21 AM AST 5:54 PM AST
Civil Twilight 5:59 AM AST 6:16 PM AST
Nautical Twilight 5:33 AM AST 6:42 PM AST
Astronomical Twilight 5:07 AM AST 7:07 PM AST
Moon 3:50 PM AST (10/26) 3:35 AM AST (10/26)
Length of Visible Light 12h 17m
Length of Day
11h 32m
Waxing Gibbous, 91% of the Moon is Illuminated
Oct 26
Waxing Gibbous
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New
Nov 20
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 79.0 °F - 75.9 °F 90% 29.84 in 10.0 mi ESE 4.6 mph - 0.00 in   Scattered Clouds
1:56 AM 79.0 °F - 77.0 °F 94% 29.81 in 9.0 mi East 6.9 mph - 0.04 in Rain Light Rain
2:56 AM 78.1 °F - 75.0 °F 90% 29.79 in 9.0 mi SE 5.8 mph - 0.01 in Rain Light Rain
3:56 AM 79.0 °F - 75.9 °F 90% 29.79 in 10.0 mi SE 6.9 mph - 0.02 in Rain Light Rain
4:56 AM 81.0 °F 87.9 °F 77.0 °F 88% 29.82 in 10.0 mi South 5.8 mph - 0.00 in   Mostly Cloudy
5:56 AM 80.1 °F 85.1 °F 75.0 °F 85% 29.84 in 10.0 mi SE 4.6 mph - N/A   Mostly Cloudy
6:56 AM 77.0 °F - 73.0 °F 88% 29.87 in 10.0 mi ESE 5.8 mph - 0.09 in Rain Light Rain
7:56 AM 78.1 °F - 75.0 °F 90% 29.87 in 9.0 mi SSW 3.5 mph - 0.06 in Rain Light Rain
8:56 AM 77.0 °F - 73.9 °F 90% 29.85 in 10.0 mi SE 4.6 mph - 0.09 in Rain Light Rain
9:56 AM 80.1 °F 85.4 °F 75.9 °F 87% 29.85 in 10.0 mi South 3.5 mph - 0.00 in   Mostly Cloudy
10:56 AM 86.0 °F 98.3 °F 78.1 °F 77% 29.84 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
11:56 AM 89.1 °F 101.4 °F 77.0 °F 67% 29.83 in 10.0 mi SSE 11.5 mph 17.3 mph N/A   Mostly Cloudy
12:56 PM 88.0 °F 100.2 °F 77.0 °F 70% 29.82 in 10.0 mi SSE 11.5 mph 18.4 mph N/A   Mostly Cloudy
1:56 PM 89.1 °F 100.2 °F 75.9 °F 65% 29.81 in 10.0 mi SE 15.0 mph 19.6 mph N/A   Mostly Cloudy
2:56 PM 88.0 °F 97.5 °F 75.0 °F 65% 29.80 in 10.0 mi South 8.1 mph - 0.00 in Rain Light Rain
3:56 PM 88.0 °F 97.5 °F 75.0 °F 65% 29.80 in 10.0 mi Variable 5.8 mph - 0.00 in   Scattered Clouds
4:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 29.81 in 10.0 mi South 4.6 mph - 0.01 in   Scattered Clouds
5:56 PM 80.1 °F 85.4 °F 75.9 °F 87% 29.83 in 6.0 mi Variable 4.6 mph - 0.05 in Rain Light Rain
6:03 PM 80.6 °F 86.2 °F 75.2 °F 84% 29.83 in 6.0 mi South 6.9 mph - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
6:56 PM 78.1 °F - 73.9 °F 87% 29.86 in 9.0 mi SE 8.1 mph - 0.05 in Rain , Thunderstorm Light Thunderstorms and Rain
7:56 PM 78.1 °F - 73.9 °F 87% 29.83 in 10.0 mi South 3.5 mph - 0.01 in Thunderstorm Thunderstorm
7:58 PM 78.8 °F - 73.4 °F 83% 29.83 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:56 PM 79.0 °F - 75.0 °F 88% 29.83 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:56 PM 81.0 °F 86.7 °F 75.0 °F 82% 29.85 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:56 PM 80.1 °F 85.4 °F 75.9 °F 87% 29.87 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
11:56 PM 80.1 °F 85.4 °F 75.9 °F 87% 29.85 in 10.0 mi Calm Calm - N/A   Scattered Clouds