Weather History for San Juan, PR

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Thursday, October 25, 2012

  Actual Average Record
Temperature  
Mean Temperature 84 °F 82 °F  
Max Temperature 91 °F 88 °F 93 °F (1973)
Min Temperature 77 °F 77 °F 68 °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 19 17  
Month to date cooling degree days 469 445  
Year to date cooling degree days 5050 4864  
Growing Degree Days 34 (Base 50)    
Moisture  
Dew Point 73 °F    
Average Humidity 74    
Maximum Humidity 91    
Minimum Humidity 56    
Precipitation  
Precipitation 0.33 in 0.21 in 1.96 in (1899)
Month to date precipitation 4.24 4.36  
Year to date precipitation 46.38 43.75  
Sea Level Pressure  
Sea Level Pressure 29.85 in    
Wind  
Wind Speed 7 mph (SE)    
Max Wind Speed 15 mph    
Max Gust Speed 23 mph    
Visibility 9 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. 25, 2012 Rise Set
Actual Time 6:21 AM AST 5:54 PM AST
Civil Twilight 5:58 AM AST 6:16 PM AST
Nautical Twilight 5:33 AM AST 6:42 PM AST
Astronomical Twilight 5:07 AM AST 7:08 PM AST
Moon 3:12 PM AST (10/25) 2:44 AM AST (10/25)
Length of Visible Light 12h 18m
Length of Day
11h 33m
Waxing Gibbous, 84% of the Moon is Illuminated
Oct 25
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 81.0 °F 85.8 °F 73.0 °F 77% 29.85 in 10.0 mi ESE 6.9 mph - N/A   Partly Cloudy
1:56 AM 80.1 °F 84.2 °F 73.0 °F 79% 29.83 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds
2:56 AM 80.1 °F 83.8 °F 72.0 °F 76% 29.81 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
3:56 AM 79.0 °F - 72.0 °F 79% 29.81 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
4:56 AM 80.1 °F 83.6 °F 71.1 °F 74% 29.81 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
5:56 AM 80.1 °F 83.8 °F 72.0 °F 76% 29.80 in 10.0 mi ESE 6.9 mph - N/A   Scattered Clouds
6:56 AM 80.1 °F 83.8 °F 72.0 °F 76% 29.82 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
7:56 AM 82.9 °F 88.0 °F 72.0 °F 69% 29.84 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
8:56 AM 86.0 °F 92.2 °F 72.0 °F 63% 29.86 in 10.0 mi ESE 12.7 mph 17.3 mph N/A   Scattered Clouds
9:56 AM 89.1 °F 97.0 °F 73.0 °F 59% 29.87 in 10.0 mi ESE 8.1 mph - N/A   Scattered Clouds
10:56 AM 90.0 °F 96.4 °F 71.1 °F 54% 29.86 in 10.0 mi SE 12.7 mph 19.6 mph N/A   Scattered Clouds
11:56 AM 89.1 °F 95.0 °F 71.1 °F 55% 29.84 in 10.0 mi SE 11.5 mph 21.9 mph N/A   Scattered Clouds
12:56 PM 88.0 °F 93.8 °F 71.1 °F 57% 29.82 in 10.0 mi SE 10.4 mph 19.6 mph N/A   Scattered Clouds
1:56 PM 87.1 °F 93.6 °F 72.0 °F 61% 29.83 in 10.0 mi SE 10.4 mph - N/A   Scattered Clouds
2:56 PM 86.0 °F 93.0 °F 73.0 °F 65% 29.85 in 10.0 mi SSE 8.1 mph - N/A   Mostly Cloudy
3:56 PM 84.9 °F 93.3 °F 75.0 °F 72% 29.85 in 6.0 mi SE 6.9 mph - 0.00 in Rain Light Rain
4:56 PM 82.9 °F 91.8 °F 77.0 °F 82% 29.84 in 10.0 mi SE 3.5 mph - 0.00 in   Overcast
5:56 PM 81.0 °F 86.7 °F 75.0 °F 82% 29.84 in 10.0 mi East 5.8 mph - N/A   Overcast
6:56 PM 82.9 °F 90.8 °F 75.9 °F 79% 29.85 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:45 PM 82.4 °F 90.9 °F 77.0 °F 84% 29.87 in 5.0 mi WSW 9.2 mph - 0.01 in Rain , Thunderstorm Thunderstorms and Rain
7:56 PM 80.1 °F 85.8 °F 77.0 °F 90% 29.88 in 3.0 mi SW 9.2 mph - 0.12 in Rain , Thunderstorm Heavy Thunderstorms and Rain
8:17 PM 77.0 °F - 73.4 °F 89% 29.88 in 6.0 mi West 10.4 mph - 0.21 in Rain Rain
8:56 PM 78.1 °F - 75.0 °F 90% 29.88 in 10.0 mi SSW 5.8 mph - 0.21 in   Scattered Clouds
9:56 PM 78.1 °F - 75.0 °F 90% 29.88 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
10:56 PM 78.1 °F - 75.0 °F 90% 29.88 in 10.0 mi South 4.6 mph - 0.00 in   Scattered Clouds
11:56 PM 79.0 °F - 75.0 °F 88% 29.86 in 10.0 mi ESE 5.8 mph - 0.00 in Rain Light Rain