Weather History for Key West, FL

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Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 90 °F 88 °F 82 °F
Mean Temperature 87 °F 84 °F 79 °F
Min Temperature 83 °F 79 °F 73 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 22 19 14 567
Growing Degree Days (base 50) 37 34 28 1019
Dew Point  
Dew Point 78 °F 75 °F 69 °F
Precipitation  
Precipitation 1.31 in 0.27 in 0.00 in 5.42 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 29 mph 8 mph 0 mph
Gust Wind 37 mph 24 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.14 in 29.99 in 29.85 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 09, 2014 Rise Set
Actual Time 7:11 AM EDT 7:37 PM EDT
Civil Twilight 6:48 AM EDT 8:00 PM EDT
Nautical Twilight 6:21 AM EDT 8:26 PM EDT
Astronomical Twilight 5:54 AM EDT 8:53 PM EDT
Moon 8:06 PM EDT (9/9) 7:39 AM EDT (9/9)
Length of Visible Light 13h 11m
Length of Day
12h 26m
Waxing Gibbous, 99% of the Moon is Illuminated
Sep 9
Waxing Gibbous
Sep 15
Last Quarter
Sep 24
New
Oct 1
First Quarter
Oct 8
Full

Weather History Calendar

Precipitation Actual month total 5.42 Normal Month Total: 6.71
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
90 | 80 0.07
Average:
89 | 79 0.22
Thunderstorm
Actual:
89 | 79 0.48
Average:
89 | 79 0.21
Rain
Actual:
88 | 79 0.24
Average:
89 | 79 0.22
Thunderstorm
Actual:
89 | 81 0.08
Average:
89 | 79 0.21
Thunderstorm
Actual:
90 | 83 0.00
Average:
89 | 79 0.22
Thunderstorm
Actual:
90 | 81 T
Average:
89 | 79 0.23
Thunderstorm
Actual:
88 | 82 T
Average:
89 | 79 0.21
Scattered Clouds
Actual:
90 | 82 0.02
Average:
88 | 79 0.22
Thunderstorm
Actual:
89 | 75 0.73
Average:
88 | 79 0.23
Thunderstorm
Actual:
88 | 78 0.29
Average:
88 | 79 0.21
Thunderstorm
Actual:
89 | 77 0.08
Average:
88 | 79 0.21
Rain
Actual:
82 | 75 0.54
Average:
88 | 79 0.22
Thunderstorm
Actual:
88 | 75 1.31
Average:
88 | 79 0.21
Rain
Actual:
84 | 76 0.20
Average:
88 | 79 0.22
Scattered Clouds
Actual:
89 | 79 0.00
Average:
88 | 79 0.23
Thunderstorm
Actual:
89 | 81 T
Average:
88 | 79 0.25
Scattered Clouds
Actual:
90 | 81 0.00
Average:
88 | 79 0.24
Thunderstorm
Actual:
88 | 80 T
Average:
88 | 79 0.25
Rain
Actual:
86 | 79 T
Average:
88 | 78 0.24
Thunderstorm
Actual:
88 | 80 0.01
Average:
88 | 78 0.24
Rain
Actual:
87 | 81 T
Average:
88 | 78 0.24
Thunderstorm
Actual:
88 | 80 T
Average:
88 | 78 0.23
Thunderstorm
Actual:
85 | 73 1.04
Average:
87 | 78 0.22
Thunderstorm
Actual:
88 | 77 0.12
Average:
87 | 78 0.22
Scattered Clouds
Actual:
88 | 80 T
Average:
87 | 78 0.22
Thunderstorm
Actual:
86 | 81 0.21
Average:
87 | 78 0.22
Rain
Actual:
89 | 82 T
Average:
87 | 78 0.22
Rain
Actual:
89 | 82 T
Average:
87 | 78 0.22
Scattered Clouds
Actual:
87 | 82 0.00
Average:
87 | 78 0.22
Clear
Actual:
88 | 82 0.00
Average:
87 | 78 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

2014 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 90 85 80 77 75 74 74 69 63 30.09 30.05 30.01 10 10 10 18 12 24 0.07  
2 89 84 79 76 74 70 85 74 63 30.07 30.02 29.98 10 9 3 24 8 30 0.48 Rain , Thunderstorm
3 88 84 79 76 73 70 85 74 63 30.04 29.99 29.94 10 10 2 21 9 28 0.24 Rain
4 89 85 81 77 75 73 79 74 68 30.12 30.05 30.00 10 10 2 17 8 23 0.08 Rain , Thunderstorm
5 90 87 83 78 76 73 85 75 64 30.10 30.05 30.00 10 10 10 15 8 17 0.00 Thunderstorm
6 90 86 81 77 76 75 80 72 64 30.04 30.00 29.94 10 10 10 24 10 30 T Rain , Thunderstorm
7 88 85 82 76 75 73 79 71 63 30.01 29.97 29.92 10 10 10 18 11 23 T Rain , Thunderstorm
8 90 86 82 76 74 72 74 67 59 30.05 30.00 29.96 10 10 10 22 12 27 0.02  
9 89 82 75 75 73 70 85 74 63 30.04 30.00 29.95 10 8 1 25 11 32 0.73 Rain , Thunderstorm
10 88 83 78 75 74 72 79 71 63 30.01 29.96 29.91 10 10 2 21 8 24 0.29 Rain , Thunderstorm
11 89 83 77 76 74 71 79 72 64 30.02 29.99 29.96 10 10 4 20 6 25 0.08 Rain , Thunderstorm
12 82 79 75 76 74 71 91 80 69 30.00 29.97 29.93 10 10 7 18 7 24 0.54 Rain
13 88 82 75 76 72 69 85 75 65 30.07 29.99 29.94 10 8 1 29 11 37 1.31 Rain , Thunderstorm
14 84 80 76 77 74 70 88 81 74 30.14 30.08 30.03 10 9 2 26 9 37 0.20 Rain
15 89 84 79 77 76 74 80 72 64 30.14 30.11 30.07 10 10 10 16 9 20 0.00  
16 89 85 81 76 75 73 79 71 63 30.11 30.05 29.99 10 10 9 12 6 18 T Rain , Thunderstorm
17 90 86 81 78 75 73 94 77 59 30.01 29.96 29.91 10 10 10 8 3 13 0.00  
18 88 84 80 76 74 71 85 73 61 29.97 29.93 29.90 10 10 10 13 4 16 T Rain , Thunderstorm
19 86 83 79 75 74 72 79 74 69 29.98 29.94 29.90 10 10 10 8 5 11 T Rain
20 88 84 80 76 75 73 85 75 65 30.00 29.93 29.89 10 10 10 17 8 24 0.01 Rain , Thunderstorm
21 87 84 81 76 74 73 79 72 65 30.04 29.99 29.93 10 10 10 9 4 14 T Rain
22 88 84 80 77 75 71 85 73 61 30.05 30.00 29.94 10 10 10 23 7 27 T Rain , Thunderstorm
23 85 79 73 77 74 71 94 82 70 30.03 29.98 29.92 10 9 2 26 7 31 1.04 Rain , Thunderstorm
24 88 83 77 76 74 72 94 81 68 30.04 30.00 29.96 10 10 2 18 9 23 0.12 Rain , Thunderstorm
25 88 84 80 77 76 74 91 82 72 30.03 29.98 29.93 10 10 10 16 9 21 T  
26 86 84 81 78 76 75 91 81 70 29.98 29.94 29.90 10 10 2 21 10 24 0.21 Rain , Thunderstorm
27 89 86 82 77 76 75 79 74 68 29.96 29.93 29.90 10 10 9 16 11 20 T Rain
28 89 86 82 76 75 74 79 74 68 29.98 29.94 29.90 10 10 10 16 10 20 T Rain
29 87 85 82 78 76 74 85 77 68 29.93 29.89 29.85 10 10 10 12 6 16 0.00  
30 88 85 82 76 75 73 79 71 63 29.92 29.88 29.85 10 10 10 13 6 15 0.00