San Juan, PR

9:49 PM AST on May 22, 2017 (GMT -0400)
Luis Munoz Marin International

Weather History for TJSJ - September, 2010

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Month of September, 2010

  Max Avg Min Sum
Temperature  
Max Temperature 94 °F 88 °F 86 °F
Mean Temperature 87 °F 83 °F 82 °F
Min Temperature 81 °F 78 °F 76 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 22 18 17 554
Growing Degree Days (base 50) 36 33 30 990
Dew Point  
Dew Point 81 °F 75 °F 70 °F
Precipitation  
Precipitation 1.18 in 0.35 in 0.00 in 8.86 in
Snowdepth - - - -
Wind  
Wind 30 mph 7 mph 0 mph
Gust Wind 40 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.08 in 29.90 in 29.70 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 12, 2010 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 10:21 AM AST (9/12) 9:45 PM AST (9/12)
Length of Visible Light 13h 01m
Length of Day
12h 17m
Waxing Crescent, 24% of the Moon is Illuminated
Sep 12
Waxing Crescent
Sep 15
First Quarter
Sep 23
Full
Sep 30
Last Quarter
Oct 7
New

Daily Weather History & Observations

2010 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  
1 91 85 78 79 76 74 97 79 60 29.95 29.87 29.81 10 10 0 18 4 25 0.83 Fog , Rain , Thunderstorm
2 94 87 79 78 76 73 88 70 52 30.08 30.00 29.93 10 10 10 17 5 21 0.00 Thunderstorm
3 89 85 81 78 77 75 88 78 68 30.08 30.04 29.99 10 8 6 20 10 23 T  
4 87 84 81 77 75 74 79 74 68 30.03 29.99 29.94 10 9 8 15 9 22 T  
5 87 83 79 76 74 70 85 74 63 29.99 29.94 29.89 10 10 9 18 7 23 0.06 Rain , Thunderstorm
6 88 84 79 78 75 74 85 74 63 30.03 29.98 29.94 10 10 7 23 10 28 T Rain
7 89 84 78 81 79 75 100 90 79 29.99 29.94 29.89 10 8 2 22 7 28 1.18 Rain , Thunderstorm
8 88 84 80 79 76 73 94 81 68 29.98 29.93 29.87 10 10 10 22 9 25 0.07 Rain
9 87 83 78 75 74 73 85 75 65 29.96 29.92 29.88 10 10 10 16 7 21 0.05 Rain
10 88 83 78 77 75 73 85 74 63 29.94 29.90 29.86 10 10 10 20 8 25 0.29 Rain
11 87 82 76 77 76 73 91 83 75 29.93 29.89 29.85 10 8 1 25 4 32 1.07 Rain , Thunderstorm
12 89 84 79 78 76 75 94 81 68 29.91 29.87 29.82 10 10 6 20 7 26 0.37 Rain
13 87 83 79 77 75 72 91 80 68 29.94 29.88 29.84 10 10 10 22 8 28 0.00  
14 88 83 77 77 75 72 85 77 68 29.94 29.91 29.88 10 10 9 16 5 23 0.05 Rain
15 88 83 77 77 75 73 91 77 63 29.94 29.89 29.86 10 9 2 15 7 20 0.21 Rain
16 88 85 81 77 75 73 80 73 65 29.85 29.80 29.76 10 10 7 16 8 22 0.05 Rain
17 89 83 77 78 76 72 85 77 68 29.77 29.74 29.70 10 9 2 21 9 30 0.52 Rain
18 90 84 78 78 74 72 94 75 56 29.86 29.79 29.73 10 9 2 30 4 40 0.64 Rain , Thunderstorm
19 92 85 77 78 74 72 85 71 56 29.92 29.86 29.82 10 9 0 14 4 20 0.83 Rain , Thunderstorm
20 91 84 77 75 73 70 91 72 52 29.96 29.90 29.85 10 9 2 18 3 23 0.52 Rain
21 87 82 76 78 76 73 94 82 70 29.98 29.93 29.89 10 8 1 22 6 30 0.74 Rain
22 88 83 78 76 74 71 91 77 63 29.99 29.95 29.92 7 6 5 24 13 31 0.05  
23 86 83 79 76 75 72 79 75 70 29.97 29.94 29.91 9 7 1 22 13 28 0.19 Rain
24 87 82 76 77 75 72 91 81 70 29.97 29.92 29.89 10 9 2 22 8 28 0.51 Rain
25 87 83 78 76 75 75 91 80 68 29.94 29.90 29.86 10 10 10 20 7 24 0.04  
26 87 82 77 76 75 74 91 81 70 29.93 29.89 29.86 10 10 10 18 4 23 0.00  
27 87 82 77 78 75 73 91 81 70 29.92 29.87 29.83 10 10 10 16 4 23 0.36 Rain
28 90 84 78 76 74 72 91 75 59 29.90 29.84 29.79 10 10 10 17 6 28 T Rain
29 89 83 77 76 74 71 85 72 59 29.93 29.88 29.83 10 10 6 22 6 26 0.23 Rain
30 87 82 77 77 75 71 91 83 74 29.93 29.87 29.83 10 10 10 17 4 22 T Thunderstorm