Weather History for San Juan, PR

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Week of August 18, 2013 through August 24, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 89 °F 87 °F
Mean Temperature 85 °F 83 °F 80 °F
Min Temperature 79 °F 77 °F 72 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 20 18 15 128
Growing Degree Days (base 50) 34 33 30 231
Dew Point  
Dew Point 78 °F 75 °F 64 °F
Precipitation  
Precipitation 1.57 in 0.37 in 0.01 in 2.61 in
Snowdepth - - - -
Wind  
Wind 24 mph 7 mph 0 mph
Gust Wind 30 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.05 in 29.98 in 29.89 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Aug. 24, 2013 Rise Set
Actual Time 6:07 AM AST 6:44 PM AST
Civil Twilight 5:45 AM AST 7:06 PM AST
Nautical Twilight 5:19 AM AST 7:32 PM AST
Astronomical Twilight 4:52 AM AST 7:59 PM AST
Moon 9:21 PM AST (8/24) 9:21 AM AST (8/24)
Length of Visible Light 13h 21m
Length of Day
12h 36m
Waning Gibbous, 84% of the Moon is Illuminated
Aug 24
Waning Gibbous
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
18 89 84 79 76 75 70 85 71 57 30.02 29.98 29.95 10 10 3 21 10 25 0.46 Rain
19 89 84 78 77 75 73 91 78 64 29.98 29.93 29.89 10 10 9 21 8 28 0.12 Rain
20 91 85 79 76 75 71 91 74 56 30.04 29.97 29.90 10 10 2 17 6 24 0.24 Rain
21 89 82 74 77 74 70 88 76 63 30.03 30.00 29.96 10 10 7 20 8 24 0.17 Rain
22 87 80 72 75 73 64 79 74 68 30.02 29.98 29.94 10 9 2 24 3 30 1.57 Rain , Thunderstorm
23 88 84 79 78 76 68 91 77 63 30.01 29.96 29.92 10 10 10 18 7 21 0.01 Rain , Thunderstorm
24 89 84 78 76 74 73 91 78 64 30.05 30.01 29.98 10 10 10 18 10 24 0.04