San Juan, PR

11:18 AM AST on October 19, 2017 (GMT -0400)
Luis Munoz Marin International

Weather History for TJSJ - August, 2013

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Thursday, August 1, 2013

  Actual Average Record
Temperature  
Mean Temperature 81 °F 84 °F  
Max Temperature 84 °F 89 °F 93 °F (1980)
Min Temperature 78 °F 78 °F 70 °F (1904)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 16 19  
Month to date cooling degree days 16 19  
Year to date cooling degree days 3339 3303  
Since 1 June cooling degree days 1091 1138  
Growing Degree Days 31 (Base 50)    
Moisture  
Dew Point 74 °F    
Average Humidity 78    
Maximum Humidity 85    
Minimum Humidity 70    
Precipitation  
Precipitation 1.47 in 0.15 in 1.91 in (2000)
Month to date precipitation 1.47 0.15  
Year to date precipitation 51.47 28.31  
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 2 mph (ESE)    
Max Wind Speed 18 mph    
Max Gust Speed 20 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 01, 2013 Rise Set
Actual Time 6:01 AM AST 6:58 PM AST
Civil Twilight 5:38 AM AST 7:21 PM AST
Nautical Twilight 5:11 AM AST 7:49 PM AST
Astronomical Twilight 4:43 AM AST 8:16 PM AST
Moon 1:39 AM AST (8/1) 2:58 PM AST (8/1)
Length of Visible Light 13h 43m
Length of Day
12h 56m
Waning Crescent, 23% of the Moon is Illuminated
Aug 1
Waning Crescent
Aug 6
New
Aug 14
First Quarter
Aug 20
Full
Aug 28
Last 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 80.1 °F 84.5 °F 73.9 °F 81% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:56 AM 80.1 °F 84.2 °F 73.0 °F 79% 29.99 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:56 AM 79.0 °F - 73.0 °F 82% 29.98 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 AM 78.1 °F - 73.9 °F 87% 29.98 in 6.0 mi SE 4.6 mph - 0.07 in Rain Rain
4:56 AM 78.1 °F - 73.9 °F 87% 29.99 in 10.0 mi ESE 3.5 mph - 0.13 in   Mostly Cloudy
5:56 AM 78.1 °F - 73.9 °F 87% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:56 AM 79.0 °F - 73.9 °F 84% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:56 AM 82.0 °F 88.6 °F 75.0 °F 79% 30.03 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds
8:56 AM 81.0 °F 86.7 °F 75.0 °F 82% 30.05 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
9:06 AM 80.6 °F 86.2 °F 75.2 °F 84% 30.05 in 10.0 mi South 5.8 mph - N/A Thunderstorm Thunderstorm
9:56 AM 80.1 °F 84.2 °F 73.0 °F 79% 30.06 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
10:56 AM 82.0 °F 90.2 °F 77.0 °F 85% 30.04 in 10.0 mi East 9.2 mph - 0.11 in   Mostly Cloudy
11:56 AM 82.0 °F 88.6 °F 75.0 °F 79% 30.03 in 10.0 mi WSW 6.9 mph - 0.05 in   Overcast
12:40 PM 78.8 °F - 73.4 °F 83% 30.04 in 9.0 mi NW 5.8 mph - 0.11 in Rain , Thunderstorm Thunderstorms and Rain
12:56 PM 78.1 °F - 73.9 °F 87% 30.03 in 10.0 mi Calm Calm - 0.58 in Rain Light Rain
1:56 PM 80.1 °F 84.5 °F 73.9 °F 81% 30.02 in 7.0 mi Calm Calm - 0.40 in Rain Heavy Rain
2:09 PM 80.6 °F 86.2 °F 75.2 °F 84% 30.03 in 9.0 mi North 4.6 mph - 0.05 in Rain , Thunderstorm Light Thunderstorms and Rain
2:42 PM 80.6 °F 86.2 °F 75.2 °F 84% 30.01 in 10.0 mi East 6.9 mph - 0.05 in Rain Light Rain
2:56 PM 81.0 °F 87.3 °F 75.9 °F 85% 30.00 in 10.0 mi ENE 5.8 mph - 0.05 in   Mostly Cloudy
3:56 PM 84.0 °F 91.2 °F 73.9 °F 72% 29.98 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:20 PM 80.6 °F 85.4 °F 73.4 °F 79% 29.99 in 2.0 mi SE 3.5 mph - 0.07 in Rain Light Rain
4:29 PM 82.4 °F 89.5 °F 75.2 °F 79% 29.99 in 10.0 mi Calm Calm - 0.07 in   Scattered Clouds
4:56 PM 82.9 °F 90.2 °F 75.0 °F 77% 29.99 in 10.0 mi Calm Calm - 0.07 in   Scattered Clouds
5:56 PM 84.0 °F 91.9 °F 75.0 °F 74% 29.99 in 10.0 mi SE 4.6 mph - N/A   Scattered Clouds
6:56 PM 82.9 °F 89.4 °F 73.9 °F 74% 30.01 in 10.0 mi East 4.6 mph - N/A   Scattered Clouds
7:56 PM 81.0 °F 86.2 °F 73.9 °F 79% 30.03 in 10.0 mi SE 3.5 mph - N/A   Partly Cloudy
8:56 PM 80.1 °F 84.5 °F 73.9 °F 81% 30.04 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:56 PM 80.1 °F 85.1 °F 75.0 °F 85% 30.05 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:56 PM 81.0 °F 86.2 °F 73.9 °F 79% 30.06 in 10.0 mi SE 3.5 mph - N/A   Partly Cloudy
11:56 PM 80.1 °F 85.1 °F 75.0 °F 85% 30.06 in 10.0 mi SSE 3.5 mph - 0.01 in   Partly Cloudy