Weather History for San Juan, PR

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Friday, March 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 78 °F 79 °F  
Max Temperature 83 °F 85 °F 92 °F (2007)
Min Temperature 72 °F 73 °F 61 °F (1962)
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 13 14  
Month to date cooling degree days 318 316  
Year to date cooling degree days 1082 1067  
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 69 °F    
Average Humidity 77    
Maximum Humidity 87    
Minimum Humidity 67    
Precipitation  
Precipitation 0.94 in 0.06 in 1.52 in (1958)
Month to date precipitation 2.75 1.38  
Year to date precipitation 8.45 7.53  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 10 mph (ENE)    
Max Wind Speed 21 mph    
Max Gust Speed 28 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 23, 2012 Rise Set
Actual Time 6:25 AM AST 6:35 PM AST
Civil Twilight 6:03 AM AST 6:57 PM AST
Nautical Twilight 5:38 AM AST 7:23 PM AST
Astronomical Twilight 5:12 AM AST 7:48 PM AST
Moon 6:46 AM AST (3/23) 7:34 PM AST (3/23)
Length of Visible Light 12h 54m
Length of Day
12h 10m
New Moon, 1% of the Moon is Illuminated
Mar 23
New Moon
Mar 30
First Quarter
Apr 6
Full
Apr 13
Last Quarter
Apr 21
New

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 73.9 °F - 69.1 °F 85% 29.96 in 10.0 mi Variable 3.5 mph - 0.00 in Rain Light Rain
1:56 AM 73.9 °F - 70.0 °F 87% 29.95 in 10.0 mi WSW 3.5 mph - 0.02 in Rain Light Rain
2:56 AM 73.9 °F - 70.0 °F 87% 29.92 in 10.0 mi SSW 4.6 mph - 0.02 in Rain Light Rain
3:56 AM 73.0 °F - 70.0 °F 90% 29.93 in 5.0 mi Calm Calm - 0.27 in Rain Light Rain
4:11 AM 73.4 °F - 69.8 °F 88% 29.93 in 4.0 mi ENE 4.6 mph - 0.14 in Rain , Thunderstorm Heavy Thunderstorms and Rain
4:56 AM 72.0 °F - 69.1 °F 91% 29.93 in 7.0 mi NNE 4.6 mph - 0.26 in Rain , Thunderstorm Light Thunderstorms and Rain
5:08 AM 73.4 °F - 69.8 °F 88% 29.93 in 7.0 mi NE 6.9 mph - 0.03 in Rain Rain
5:56 AM 72.0 °F - 69.1 °F 91% 29.93 in 9.0 mi East 5.8 mph - 0.23 in Rain Light Rain
6:56 AM 73.9 °F - 69.1 °F 85% 29.96 in 9.0 mi ENE 11.5 mph - 0.01 in Rain Light Rain
7:56 AM 73.9 °F - 70.0 °F 87% 29.99 in 10.0 mi SSE 3.5 mph - 0.02 in Rain Light Rain
8:56 AM 73.9 °F - 70.0 °F 87% 30.00 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
9:56 AM 78.1 °F - 70.0 °F 76% 30.01 in 10.0 mi ENE 11.5 mph - 0.00 in   Mostly Cloudy
10:56 AM 80.1 °F 82.7 °F 68.0 °F 67% 30.01 in 10.0 mi ENE 17.3 mph - N/A   Mostly Cloudy
11:56 AM 81.0 °F 84.1 °F 69.1 °F 67% 30.00 in 10.0 mi ENE 19.6 mph 23.0 mph N/A   Mostly Cloudy
12:56 PM 81.0 °F 83.8 °F 68.0 °F 65% 29.98 in 10.0 mi NE 15.0 mph - N/A   Mostly Cloudy
1:56 PM 77.0 °F - 71.1 °F 82% 29.96 in 9.0 mi NE 9.2 mph 23.0 mph 0.09 in Rain Light Rain
2:56 PM 80.1 °F 82.9 °F 69.1 °F 69% 29.94 in 10.0 mi ENE 18.4 mph 23.0 mph 0.01 in   Scattered Clouds
3:56 PM 79.0 °F - 69.1 °F 72% 29.94 in 10.0 mi ENE 13.8 mph - N/A   Scattered Clouds
4:56 PM 78.1 °F - 68.0 °F 71% 29.93 in 10.0 mi ENE 13.8 mph - N/A   Scattered Clouds
5:56 PM 75.9 °F - 70.0 °F 82% 29.94 in 10.0 mi ENE 8.1 mph - 0.00 in   Scattered Clouds
6:56 PM 75.9 °F - 68.0 °F 76% 29.94 in 10.0 mi NE 13.8 mph - N/A   Scattered Clouds
7:56 PM 75.9 °F - 69.1 °F 79% 29.96 in 10.0 mi ENE 10.4 mph - 0.00 in   Scattered Clouds
8:56 PM 75.9 °F - 69.1 °F 79% 29.99 in 10.0 mi ENE 18.4 mph - N/A   Scattered Clouds
9:56 PM 73.9 °F - 69.1 °F 85% 30.00 in 10.0 mi NE 11.5 mph 23.0 mph 0.00 in   Scattered Clouds
10:56 PM 73.9 °F - 69.1 °F 85% 29.99 in 10.0 mi ENE 11.5 mph - N/A   Mostly Cloudy
11:56 PM 73.9 °F - 68.0 °F 82% 29.99 in 8.0 mi East 5.8 mph - 0.00 in Rain Rain