Weather History for San Juan, PR

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Thursday, May 30, 2013

  Actual Average Record
Temperature  
Mean Temperature 82 °F 83 °F  
Max Temperature 87 °F 88 °F 94 °F (1980)
Min Temperature 76 °F 77 °F 69 °F (1959)
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 17 18  
Month to date cooling degree days 496 506  
Year to date cooling degree days 2231 2147  
Growing Degree Days 32 (Base 50)    
Moisture  
Dew Point 74 °F    
Average Humidity 81    
Maximum Humidity 91    
Minimum Humidity 70    
Precipitation  
Precipitation 1.42 in 0.17 in 1.42 in (2013)
Month to date precipitation 13.65 5.72  
Year to date precipitation 23.64 18.50  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 12 mph (East)    
Max Wind Speed 23 mph    
Max Gust Speed 29 mph    
Visibility 8 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

May. 30, 2013 Rise Set
Actual Time 5:47 AM AST 6:56 PM AST
Civil Twilight 5:23 AM AST 7:20 PM AST
Nautical Twilight 4:54 AM AST 7:48 PM AST
Astronomical Twilight 4:25 AM AST 8:17 PM AST
Moon No Moon Rise 11:20 AM AST (5/30)
Length of Visible Light 13h 57m
Length of Day
13h 09m
Waning Gibbous, 62% of the Moon is Illuminated
May 30
Waning Gibbous
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
Jun 23
Full

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 78.1 °F - 73.0 °F 84% 30.06 in 10.0 mi East 11.5 mph - 0.01 in   Scattered Clouds
1:56 AM 78.1 °F - 73.0 °F 84% 30.04 in 10.0 mi East 10.4 mph - N/A   Scattered Clouds
2:56 AM 78.1 °F - 73.9 °F 87% 30.04 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
3:56 AM 79.0 °F - 73.9 °F 84% 30.04 in 10.0 mi East 9.2 mph - N/A   Scattered Clouds
4:56 AM 78.1 °F - 73.0 °F 84% 30.04 in 10.0 mi ENE 10.4 mph - N/A   Scattered Clouds
5:56 AM 78.1 °F - 73.0 °F 84% 30.05 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds
6:56 AM 79.0 °F - 73.9 °F 84% 30.05 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds
7:56 AM 81.0 °F 85.8 °F 73.0 °F 77% 30.06 in 10.0 mi East 9.2 mph - N/A   Scattered Clouds
8:56 AM 82.9 °F 88.8 °F 73.0 °F 72% 30.08 in 10.0 mi East 13.8 mph 20.7 mph N/A   Scattered Clouds
9:56 AM 84.9 °F 92.1 °F 73.9 °F 69% 30.08 in 10.0 mi East 13.8 mph 20.7 mph N/A   Scattered Clouds
10:56 AM 84.9 °F 92.1 °F 73.9 °F 69% 30.08 in 10.0 mi East 15.0 mph - N/A   Scattered Clouds
11:56 AM 84.9 °F 93.3 °F 75.0 °F 72% 30.07 in 10.0 mi ENE 17.3 mph 24.2 mph N/A   Scattered Clouds
12:56 PM 84.0 °F 91.9 °F 75.0 °F 74% 30.07 in 10.0 mi ENE 18.4 mph 25.3 mph N/A   Mostly Cloudy
1:56 PM 82.0 °F 89.4 °F 75.9 °F 82% 30.05 in 10.0 mi East 15.0 mph 28.8 mph 0.00 in Rain Light Rain
2:56 PM 84.0 °F 91.2 °F 73.9 °F 72% 30.02 in 10.0 mi East 17.3 mph 25.3 mph 0.00 in   Scattered Clouds
3:56 PM 84.0 °F 91.9 °F 75.0 °F 74% 30.02 in 10.0 mi East 17.3 mph - 0.00 in Rain Light Rain
4:56 PM 82.0 °F 89.4 °F 75.9 °F 82% 30.01 in 7.0 mi East 17.3 mph - 0.01 in Rain Light Rain
5:56 PM 81.0 °F 86.7 °F 75.0 °F 82% 30.01 in 10.0 mi ENE 17.3 mph 24.2 mph 0.00 in   Scattered Clouds
6:08 PM 80.6 °F 86.2 °F 75.2 °F 84% 30.02 in 10.0 mi ESE 9.2 mph - N/A Thunderstorm Thunderstorm
6:39 PM 80.6 °F 86.2 °F 75.2 °F 84% 30.03 in 1.5 mi East 12.7 mph 18.4 mph 0.02 in Rain , Thunderstorm Thunderstorms and Rain
6:54 PM 78.8 °F - 75.2 °F 89% 30.03 in 2.5 mi Variable 5.8 mph - 0.43 in Rain Rain
6:56 PM 78.1 °F - 75.0 °F 90% 30.03 in 2.5 mi South 9.2 mph 16.1 mph 0.53 in Rain Rain
7:00 PM 78.8 °F - 73.4 °F 83% 30.03 in 3.0 mi SSE 10.4 mph 17.3 mph 0.16 in Rain Heavy Rain
7:16 PM 78.8 °F - 75.2 °F 89% 30.05 in 1.5 mi East 13.8 mph 20.7 mph 0.29 in Rain Heavy Rain
7:31 PM 78.8 °F - 75.2 °F 89% 30.05 in 3.0 mi ESE 6.9 mph - 0.65 in Rain Heavy Rain
7:38 PM 78.8 °F - 75.2 °F 89% 30.05 in 4.0 mi ESE 11.5 mph 18.4 mph 0.76 in Rain , Thunderstorm Thunderstorms and Rain
7:56 PM 79.0 °F - 75.9 °F 90% 30.05 in 6.0 mi ESE 5.8 mph - 0.87 in Thunderstorm Mostly Cloudy
8:11 PM 78.8 °F - 75.2 °F 89% 30.05 in 10.0 mi East 17.3 mph - N/A   Scattered Clouds
8:12 PM 78.8 °F - 75.2 °F 89% 30.05 in 10.0 mi East 15.0 mph - N/A   Scattered Clouds
8:19 PM 78.8 °F - 75.2 °F 89% 30.06 in 10.0 mi East 12.7 mph - N/A Thunderstorm Thunderstorm
8:56 PM 80.1 °F 85.1 °F 75.0 °F 85% 30.06 in 10.0 mi East 9.2 mph - N/A   Scattered Clouds
9:56 PM 79.0 °F - 75.0 °F 88% 30.08 in 10.0 mi ESE 6.9 mph - 0.00 in   Scattered Clouds
10:56 PM 78.1 °F - 73.9 °F 87% 30.09 in 10.0 mi East 9.2 mph - 0.00 in   Mostly Cloudy
11:56 PM 78.1 °F - 73.9 °F 87% 30.08 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy