Weather History for San Juan, PR

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Month of October, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 90 °F 86 °F
Mean Temperature 86 °F 84 °F 81 °F
Min Temperature 80 °F 78 °F 75 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 21 19 16 591
Growing Degree Days (base 50) 36 34 30 1041
Dew Point  
Dew Point 79 °F 73 °F 65 °F
Precipitation  
Precipitation 1.03 in 0.11 in 0.00 in 3.01 in
Snowdepth - - - -
Wind  
Wind 26 mph 5 mph 0 mph
Gust Wind 37 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.05 in 29.94 in 29.85 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 10, 2013 Rise Set
Actual Time 6:16 AM AST 6:05 PM AST
Civil Twilight 5:54 AM AST 6:26 PM AST
Nautical Twilight 5:29 AM AST 6:52 PM AST
Astronomical Twilight 5:03 AM AST 7:17 PM AST
Moon 11:34 AM AST (10/10) 11:07 PM AST (10/10)
Length of Visible Light 12h 32m
Length of Day
11h 48m
Waxing Crescent, 35% of the Moon is Illuminated
Oct 10
Waxing Crescent
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter
Nov 3
New

Weather History Calendar

Precipitation Actual month total 3.01 Normal Month Total: 5.59
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
92 | 80 0.00
Average:
89 | 77 0.17
Rain
Actual:
91 | 78 0.08
Average:
89 | 77 0.17
Rain
Actual:
90 | 80 T
Average:
89 | 77 0.16
Thunderstorm
Actual:
93 | 76 0.55
Average:
89 | 77 0.16
Partly Cloudy
Actual:
87 | 75 0.01
Average:
89 | 77 0.16
Rain
Actual:
88 | 77 0.06
Average:
89 | 77 0.15
Partly Cloudy
Actual:
90 | 77 0.00
Average:
89 | 77 0.16
Rain
Actual:
91 | 79 0.05
Average:
89 | 77 0.16
Thunderstorm
Actual:
93 | 78 0.04
Average:
89 | 77 0.15
Thunderstorm
Actual:
90 | 78 0.05
Average:
89 | 77 0.17
Thunderstorm
Actual:
89 | 76 0.12
Average:
89 | 77 0.16
Thunderstorm
Actual:
89 | 77 0.10
Average:
89 | 77 0.17
Rain
Actual:
89 | 77 0.29
Average:
89 | 77 0.16
Thunderstorm
Actual:
92 | 77 0.00
Average:
89 | 77 0.17
Scattered Clouds
Actual:
93 | 79 0.02
Average:
89 | 77 0.17
Scattered Clouds
Actual:
92 | 78 0.00
Average:
89 | 77 0.18
Partly Cloudy
Actual:
90 | 77 0.00
Average:
89 | 77 0.18
Partly Cloudy
Actual:
86 | 78 0.00
Average:
88 | 77 0.18
Rain
Actual:
87 | 78 T
Average:
88 | 77 0.19
Rain
Actual:
89 | 78 0.01
Average:
88 | 77 0.19
Thunderstorm
Actual:
89 | 77 0.07
Average:
88 | 77 0.20
Scattered Clouds
Actual:
92 | 78 0.00
Average:
88 | 77 0.19
Partly Cloudy
Actual:
92 | 78 0.00
Average:
88 | 77 0.20
Scattered Clouds
Actual:
92 | 79 0.00
Average:
88 | 77 0.20
Partly Cloudy
Actual:
90 | 80 0.00
Average:
88 | 77 0.21
Rain
Actual:
91 | 78 T
Average:
88 | 77 0.20
Scattered Clouds
Actual:
92 | 78 0.00
Average:
88 | 76 0.20
Rain
Actual:
89 | 78 0.08
Average:
88 | 76 0.21
Rain
Actual:
86 | 76 1.03
Average:
88 | 76 0.20
Partly Cloudy
Actual:
87 | 76 0.06
Average:
88 | 76 0.21
Rain
Actual:
87 | 78 0.39
Average:
87 | 76 0.21
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 92 86 80 76 74 72 79 69 59 30.03 29.98 29.94 10 9 7 18 7 24 0.00  
2 91 85 78 76 74 72 85 71 56 29.99 29.94 29.90 10 10 9 23 8 26 0.08 Rain
3 90 85 80 76 74 73 85 72 59 29.99 29.94 29.90 10 10 10 20 7 24 T Rain
4 93 85 76 76 74 72 85 69 52 30.01 29.94 29.87 10 10 5 26 4 37 0.55 Rain , Thunderstorm
5 87 81 75 76 73 70 94 76 57 29.98 29.93 29.89 10 10 10 13 4 17 0.01  
6 88 83 77 77 74 72 85 73 61 29.97 29.92 29.87 10 10 9 16 4 21 0.06 Rain
7 90 84 77 77 75 72 91 75 59 29.98 29.94 29.89 10 10 10 16 3 20 0.00  
8 91 85 79 75 74 73 91 75 59 30.01 29.96 29.92 10 10 10 13 3 20 0.05 Rain
9 93 86 78 75 72 69 85 67 49 30.00 29.96 29.91 10 10 10 14 3 21 0.04 Rain , Thunderstorm
10 90 84 78 75 73 71 85 72 59 29.98 29.94 29.89 10 10 9 20 5 24 0.05 Rain , Thunderstorm
11 89 83 76 75 74 71 94 79 63 29.96 29.93 29.89 10 10 10 17 6 21 0.12 Thunderstorm
12 89 83 77 76 74 72 85 77 68 29.97 29.92 29.88 10 10 2 16 3 23 0.10 Rain , Thunderstorm
13 89 83 77 75 73 71 91 74 56 29.97 29.92 29.88 10 10 1 20 3 28 0.29 Rain
14 92 85 77 74 72 69 88 69 49 29.95 29.92 29.87 10 10 9 21 7 25 0.00 Thunderstorm
15 93 86 79 74 72 68 85 66 46 29.97 29.92 29.87 10 10 10 16 5 21 0.02  
16 92 85 78 74 72 70 85 67 49 29.96 29.92 29.86 10 10 10 17 4 23 0.00  
17 90 84 77 74 72 70 82 69 55 29.98 29.92 29.85 10 10 10 14 4 18 0.00  
18 86 82 78 74 72 70 79 72 65 29.98 29.93 29.88 10 10 10 7 2 13 0.00  
19 87 83 78 76 74 72 85 77 68 29.95 29.92 29.88 10 10 10 13 3 18 T Rain
20 89 84 78 77 74 72 85 74 63 29.97 29.92 29.88 10 10 10 17 4 22 0.01 Rain
21 89 83 77 77 74 71 85 74 63 29.98 29.94 29.89 10 10 10 14 3 18 0.07 Rain , Thunderstorm
22 92 85 78 75 72 65 85 63 41 29.99 29.94 29.90 10 10 9 18 6 26 0.00  
23 92 85 78 73 71 68 79 63 47 29.97 29.93 29.88 10 10 9 22 8 28 0.00  
24 92 86 79 75 72 67 79 62 44 30.02 29.97 29.92 10 10 10 24 8 28 0.00  
25 90 85 80 74 72 69 79 66 52 30.05 30.00 29.96 10 10 8 15 6 18 0.00  
26 91 85 78 79 72 71 79 66 52 30.03 29.98 29.92 10 10 10 22 6 30 T Rain
27 92 85 78 75 72 69 79 64 49 30.01 29.96 29.92 10 10 10 20 7 24 0.00  
28 89 84 78 76 73 70 85 71 56 30.03 29.98 29.94 10 10 9 22 8 31 0.08 Rain
29 86 81 76 76 74 72 87 79 70 30.03 29.96 29.91 10 8 1 18 5 24 1.03 Rain
30 87 82 76 75 73 71 94 80 65 30.00 29.94 29.90 10 10 10 14 5 18 0.06  
31 87 83 78 75 73 69 91 77 63 29.97 29.90 29.85 10 9 2 20 8 25 0.39 Rain