Weather History for Key West, FL

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Month of May, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 85 °F 77 °F
Mean Temperature 85 °F 81 °F 75 °F
Min Temperature 81 °F 76 °F 70 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 20 16 10 483
Growing Degree Days (base 50) 34 30 24 935
Dew Point  
Dew Point 77 °F 70 °F 57 °F
Precipitation  
Precipitation 4.14 in 0.30 in 0.00 in 8.84 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 35 mph 9 mph 0 mph
Gust Wind 47 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.16 in 30.02 in 29.73 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 12, 2013 Rise Set
Actual Time 6:44 AM EDT 8:02 PM EDT
Civil Twilight 6:20 AM EDT 8:26 PM EDT
Nautical Twilight 5:51 AM EDT 8:55 PM EDT
Astronomical Twilight 5:21 AM EDT 9:25 PM EDT
Moon 8:42 AM EDT 10:25 PM EDT
Length of Visible Light 14h 06m
Length of Day
13h 17m
Waxing Crescent, 6% of the Moon is Illuminated
May 12
Waxing Crescent
May 18
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New

Weather History Calendar

Precipitation Actual month total 8.84 Normal Month Total: 3.00
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
82 | 74 0.34
Average:
83 | 74 0.05
Thunderstorm
Actual:
80 | 70 4.14
Average:
83 | 74 0.05
Rain
Actual:
83 | 70 0.03
Average:
83 | 74 0.05
Partly Cloudy
Actual:
81 | 74 0.00
Average:
84 | 74 0.05
Scattered Clouds
Actual:
77 | 72 0.00
Average:
84 | 74 0.06
Clear
Actual:
80 | 71 0.00
Average:
84 | 74 0.06
Scattered Clouds
Actual:
81 | 72 0.00
Average:
84 | 74 0.08
Scattered Clouds
Actual:
82 | 71 0.00
Average:
84 | 75 0.07
Scattered Clouds
Actual:
85 | 75 0.00
Average:
84 | 75 0.08
Scattered Clouds
Actual:
86 | 78 0.00
Average:
84 | 75 0.07
Clear
Actual:
86 | 80 0.00
Average:
84 | 75 0.09
Scattered Clouds
Actual:
84 | 79 0.00
Average:
85 | 75 0.08
Rain
Actual:
85 | 78 0.04
Average:
85 | 75 0.09
Partly Cloudy
Actual:
85 | 77 0.00
Average:
85 | 76 0.08
Scattered Clouds
Actual:
84 | 75 T
Average:
85 | 76 0.09
Partly Cloudy
Actual:
84 | 77 0.00
Average:
85 | 76 0.10
Partly Cloudy
Actual:
86 | 76 T
Average:
85 | 76 0.10
Scattered Clouds
Actual:
87 | 80 0.00
Average:
85 | 76 0.10
Scattered Clouds
Actual:
87 | 79 0.00
Average:
85 | 76 0.10
Clear
Actual:
87 | 79 0.00
Average:
86 | 76 0.11
Rain
Actual:
87 | 75 0.08
Average:
86 | 76 0.12
Scattered Clouds
Actual:
88 | 81 0.00
Average:
86 | 77 0.11
Scattered Clouds
Actual:
88 | 80 0.00
Average:
86 | 77 0.13
Scattered Clouds
Actual:
88 | 78 0.00
Average:
86 | 77 0.12
Rain
Actual:
89 | 78 0.11
Average:
86 | 77 0.12
Scattered Clouds
Actual:
89 | 79 0.00
Average:
86 | 77 0.14
Partly Cloudy
Actual:
86 | 78 0.05
Average:
86 | 77 0.13
Thunderstorm
Actual:
84 | 74 2.40
Average:
86 | 77 0.14
Thunderstorm
Actual:
81 | 74 1.65
Average:
87 | 77 0.15
Partly Cloudy
Actual:
85 | 75 0.00
Average:
87 | 78 0.14
Partly Cloudy
Actual:
86 | 79 0.00
Average:
87 | 78 0.14
 

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
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 82 78 74 75 72 70 93 84 74 29.99 29.95 29.90 10 9 3 16 9 21 0.34 Rain
2 80 75 70 73 70 64 97 86 74 29.94 29.89 29.82 10 6 0 35 10 47 4.14 Fog , Rain , Thunderstorm
3 83 77 70 73 70 66 90 78 65 29.83 29.78 29.73 10 10 3 22 8 29 0.03 Rain
4 81 78 74 70 68 60 82 71 60 29.88 29.81 29.75 10 10 10 21 13 26 0.00  
5 77 75 72 62 60 57 68 63 57 29.99 29.92 29.84 10 10 10 20 13 30 0.00  
6 80 76 71 64 61 59 68 61 54 30.06 30.01 29.96 10 10 10 14 8 20 0.00  
7 81 77 72 66 65 63 79 71 62 30.10 30.04 29.99 10 10 10 10 5 13 0.00  
8 82 77 71 68 66 64 79 69 58 30.15 30.11 30.07 10 10 10 13 5 16 0.00  
9 85 80 75 75 70 66 85 73 61 30.14 30.11 30.06 10 10 10 17 8 21 0.00  
10 86 82 78 76 74 72 85 77 69 30.12 30.07 30.02 10 10 10 13 8 20 0.00  
11 86 83 80 75 74 72 85 77 69 30.07 30.04 30.01 10 10 10 16 10 23 0.00  
12 84 82 79 74 72 70 85 75 65 30.07 30.03 29.99 10 10 10 20 8 22 0.00  
13 85 82 78 76 73 70 85 75 65 30.12 30.08 30.01 10 10 5 15 7 22 0.04 Rain
14 85 81 77 72 67 62 79 69 58 30.15 30.11 30.06 10 10 10 21 12 26 0.00  
15 84 80 75 68 64 62 69 62 54 30.16 30.12 30.08 10 10 10 21 11 25 T  
16 84 81 77 68 67 65 69 64 58 30.10 30.05 30.01 10 10 10 21 13 25 0.00  
17 86 81 76 74 72 67 82 74 65 30.09 30.05 30.02 10 10 10 14 8 20 T  
18 87 84 80 74 73 72 79 72 65 30.10 30.07 30.03 10 10 10 14 10 17 0.00  
19 87 83 79 73 72 70 74 68 61 30.09 30.05 29.99 10 10 10 15 11 23 0.00  
20 87 83 79 75 72 69 74 70 65 30.05 30.01 29.98 10 10 10 16 9 22 0.00  
21 87 81 75 75 73 70 85 75 65 30.00 29.95 29.91 10 10 4 18 10 23 0.08 Rain
22 88 85 81 76 74 72 79 74 68 29.97 29.93 29.89 10 10 9 14 7 17 0.00  
23 88 84 80 76 74 72 79 72 65 30.04 29.99 29.94 10 10 10 14 6 17 0.00  
24 88 83 78 75 73 70 85 73 61 30.09 30.04 29.99 10 10 10 12 6 15 0.00  
25 89 84 78 75 72 66 91 73 55 30.13 30.08 30.04 10 10 3 22 9 26 0.11 Rain
26 89 84 79 69 67 63 71 58 45 30.15 30.11 30.07 10 10 10 20 11 28 0.00  
27 86 82 78 74 71 66 85 73 61 30.11 30.06 30.02 10 10 10 25 13 32 0.05  
28 84 79 74 74 73 71 85 80 74 30.07 30.03 30.00 10 8 1 25 14 32 2.40 Rain , Thunderstorm
29 81 78 74 75 73 70 94 85 76 30.05 30.01 29.96 10 8 0 23 9 29 1.65 Fog , Rain , Thunderstorm
30 85 80 75 76 74 71 88 81 74 30.02 29.99 29.96 10 10 10 15 7 18 0.00  
31 86 83 79 77 74 72 91 81 70 30.03 30.00 29.97 10 10 10 15 8 18 0.00