Weather History for San Juan, PR

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Week of September 8, 2013 through September 14, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 94 °F 89 °F 85 °F
Mean Temperature 87 °F 84 °F 81 °F
Min Temperature 79 °F 78 °F 75 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 22 19 16 131
Growing Degree Days (base 50) 36 33 31 232
Dew Point  
Dew Point 77 °F 74 °F 68 °F
Precipitation  
Precipitation 2.88 in 0.67 in 0.00 in 4.02 in
Snowdepth - - - -
Wind  
Wind 22 mph 6 mph 0 mph
Gust Wind 25 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.04 in 29.92 in 29.76 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 12, 2013 Rise Set
Actual Time 6:11 AM AST 6:28 PM AST
Civil Twilight 5:49 AM AST 6:50 PM AST
Nautical Twilight 5:23 AM AST 7:16 PM AST
Astronomical Twilight 4:58 AM AST 7:41 PM AST
Moon 12:41 PM AST (9/12) No Moon Set
Length of Visible Light 13h 01m
Length of Day
12h 17m
Waxing Crescent, 50% of the Moon is Illuminated
Sep 12
Waxing Crescent
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
8 92 84 75 75 73 68 87 72 56 29.98 29.93 29.88 10 10 3 15 6 21 0.40 Rain
9 94 87 79 76 73 69 85 66 46 30.01 29.97 29.92 10 9 7 12 5 18 0.00  
10 90 85 79 75 73 72 79 69 59 30.04 30.00 29.95 10 10 10 22 8 25 0.03  
11 88 83 78 75 73 72 85 72 59 30.02 29.97 29.93 10 10 9 20 7 24 0.09 Rain
12 85 82 78 77 75 73 85 80 74 29.92 29.87 29.82 10 9 2 20 6 24 0.62 Rain
13 88 84 79 75 74 73 85 74 63 29.86 29.81 29.76 10 10 10 16 7 22 T  
14 87 81 75 77 74 72 91 81 70 29.97 29.89 29.82 10 8 0 17 4 20 2.88 Fog , Rain , Thunderstorm