Weather History for St. Augustine, FL

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 86 °F 79 °F
Mean Temperature 83 °F 79 °F 74 °F
Min Temperature 79 °F 73 °F 71 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 18 14 10 431
Growing Degree Days (base 50) 33 29 24 876
Dew Point  
Dew Point 79 °F 72 °F 63 °F
Precipitation  
Precipitation 2.06 in 0.24 in 0.00 in 7.17 in
Snowdepth - - - -
Wind  
Wind 25 mph 8 mph 0 mph
Gust Wind 34 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.16 in 29.99 in 29.77 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 15, 2013 Rise Set
Actual Time 7:10 AM EDT 7:30 PM EDT
Civil Twilight 6:46 AM EDT 7:54 PM EDT
Nautical Twilight 6:18 AM EDT 8:22 PM EDT
Astronomical Twilight 5:49 AM EDT 8:50 PM EDT
Moon 4:44 PM EDT (9/15) 3:01 AM EDT (9/15)
Length of Visible Light 13h 08m
Length of Day
12h 20m
Waxing Gibbous, 82% of the Moon is Illuminated
Sep 15
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Weather History Calendar

Precipitation Actual month total 7.17 Average Month Total: 12.08
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Thunderstorm
Actual:
91 | 73 1.08
Average:
84 | 71 0.29
Thunderstorm
Actual:
91 | 73 0.18
Average:
84 | 71 0.29
Thunderstorm
Actual:
90 | 75 0.00
Average:
84 | 71 0.29
Thunderstorm
Actual:
89 | 75 0.00
Average:
84 | 71 0.29
Thunderstorm
Actual:
91 | 75 0.02
Average:
83 | 71 0.30
Thunderstorm
Actual:
87 | 73 0.15
Average:
83 | 71 0.74
Scattered Clouds
Actual:
87 | 72 0.00
Average:
83 | 71 0.30
Scattered Clouds
Actual:
84 | 73 0.00
Average:
83 | 71 0.30
Scattered Clouds
Actual:
87 | 72 0.00
Average:
83 | 71 0.75
Rain
Actual:
87 | 79 0.00
Average:
83 | 71 0.30
Thunderstorm
Actual:
87 | 78 0.03
Average:
83 | 71 0.29
Thunderstorm
Actual:
84 | 73 0.16
Average:
83 | 71 0.76
Clear
Actual:
91 | 73 0.00
Average:
83 | 71 0.29
Thunderstorm
Actual:
91 | 73 0.00
Average:
83 | 71 0.76
Partly Cloudy
Actual:
88 | 75 0.00
Average:
83 | 71 0.29
Scattered Clouds
Actual:
87 | 75 0.00
Average:
83 | 71 0.29
Rain
Actual:
87 | 75 0.03
Average:
83 | 71 0.29
Thunderstorm
Actual:
82 | 73 2.06
Average:
83 | 71 0.29
Partly Cloudy
Actual:
86 | 78 0.00
Average:
83 | 71 0.29
Partly Cloudy
Actual:
84 | 71 0.00
Average:
82 | 71 0.66
Scattered Clouds
Actual:
84 | 71 0.00
Average:
82 | 71 0.28
Rain
Actual:
82 | 73 0.05
Average:
82 | 70 0.28
Rain
Actual:
80 | 73 0.17
Average:
82 | 70 0.66
Rain
Actual:
81 | 73 0.97
Average:
81 | 70 0.66
Rain
Actual:
84 | 73 0.01
Average:
81 | 70 0.24
Rain
Actual:
80 | 71 0.04
Average:
81 | 70 0.66
Rain
Actual:
82 | 71 0.07
Average:
81 | 69 0.66
Rain
Actual:
79 | 71 1.26
Average:
81 | 69 0.20
Rain
Actual:
81 | 71 0.89
Average:
80 | 69 0.19
Partly Cloudy
Actual:
81 | 73 0.00
Average:
80 | 69 0.19
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 91 82 73 78 74 71 94 82 54 30.01 29.96 29.91 10 9 2 16 8 22 1.08 Rain , Thunderstorm
2 91 82 73 76 74 68 97 82 47 30.02 29.96 29.91 10 10 3 16 7 18 0.18 Rain , Thunderstorm
3 90 82 75 76 74 72 96 78 59 30.02 29.97 29.93 10 10 9 12 6 - 0.00 Rain , Thunderstorm
4 89 82 75 76 74 70 94 78 62 30.10 30.05 29.99 10 10 10 15 5 - 0.00 Rain , Thunderstorm
5 91 82 75 79 73 66 94 77 57 30.12 30.07 30.02 10 10 6 12 5 16 0.02 Rain , Thunderstorm
6 87 80 73 76 73 70 94 82 66 30.08 30.05 30.01 10 10 6 18 5 24 0.15 Rain , Thunderstorm
7 87 79 72 73 71 70 96 76 59 30.05 30.01 29.98 10 9 3 15 8 - 0.00  
8 84 78 73 73 69 65 85 69 51 30.01 29.97 29.94 10 10 10 14 8 - 0.00  
9 87 80 72 72 70 67 91 71 55 30.09 30.04 29.98 10 8 0 14 5 - 0.00  
10 87 83 79 74 71 68 79 67 57 30.16 30.11 30.06 10 10 8 18 12 - 0.00 Rain
11 87 82 78 75 73 70 83 73 58 30.14 30.10 30.06 10 10 6 16 10 26 0.03 Rain , Thunderstorm
12 84 78 73 75 73 71 93 81 65 30.06 30.01 29.93 10 10 6 12 6 - 0.16 Rain , Thunderstorm
13 91 82 73 73 71 63 93 73 40 29.93 29.87 29.81 10 10 10 12 6 - 0.00  
14 91 82 73 75 72 69 91 73 48 30.01 29.92 29.84 10 10 10 13 6 - 0.00 Rain , Thunderstorm
15 88 81 75 76 74 72 91 78 65 30.11 30.07 30.01 10 10 10 14 5 - 0.00  
16 87 81 75 75 73 71 90 76 61 30.12 30.08 30.03 10 10 9 13 7 - 0.00  
17 87 80 75 76 74 72 94 78 63 30.12 30.07 30.03 10 10 10 20 8 22 0.03 Rain
18 82 77 73 74 72 70 94 83 69 30.13 30.08 30.04 10 6 1 25 16 34 2.06 Rain , Thunderstorm
19 86 81 78 74 69 66 78 68 60 30.10 30.07 30.04 10 10 10 18 13 24 0.00  
20 84 76 71 70 69 67 90 74 63 30.07 30.01 29.96 10 10 10 12 6 - 0.00  
21 84 78 71 71 69 68 91 75 61 29.97 29.87 29.79 10 10 10 13 4 - 0.00  
22 82 78 73 74 72 69 94 84 72 29.87 29.80 29.77 10 10 6 12 8 - 0.05 Rain
23 80 76 73 74 73 71 96 87 79 29.99 29.94 29.86 10 10 7 10 3 - 0.17 Rain
24 81 76 73 77 74 72 100 92 83 29.97 29.92 29.84 10 7 1 14 4 - 0.97 Rain
25 84 78 73 74 73 71 100 88 67 29.85 29.81 29.77 10 8 1 16 7 25 0.01 Rain
26 80 76 71 75 72 68 100 90 70 29.92 29.83 29.77 10 7 0 17 6 22 0.04 Fog , Rain
27 82 76 71 72 69 66 94 80 69 30.01 29.94 29.88 10 10 7 23 12 30 0.07 Rain
28 79 74 71 72 70 66 100 86 69 30.09 30.03 29.97 10 6 2 22 15 29 1.26 Rain
29 81 76 71 72 69 68 94 79 69 30.04 30.01 29.97 10 8 0 20 12 25 0.89 Fog , Rain
30 81 78 73 70 68 63 84 75 60 30.07 30.00 29.95 10 10 10 16 10 22 0.00