Weather History for St. Petersburg Airport, FL

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 81 °F 75 °F 61 °F
Mean Temperature 74 °F 67 °F 54 °F
Min Temperature 66 °F 59 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 11 1 0 44
Cooling Degree Days (base 65) 8 3 0 101
Growing Degree Days (base 50) 24 17 4 531
Dew Point  
Dew Point 68 °F 57 °F 35 °F
Precipitation  
Precipitation 0.17 in 0.01 in 0.00 in 0.27 in
Snowdepth - - - -
Wind  
Wind 26 mph 8 mph 0 mph
Gust Wind 46 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.36 in 30.17 in 29.95 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 18, 2011 Rise Set
Actual Time 7:15 AM EST 5:38 PM EST
Civil Twilight 6:50 AM EST 6:04 PM EST
Nautical Twilight 6:20 AM EST 6:33 PM EST
Astronomical Twilight 5:52 AM EST 7:02 PM EST
Moon 12:41 AM EST (12/18) 12:41 PM EST (12/18)
Length of Visible Light 11h 14m
Length of Day
10h 22m
Last Quarter, 42% of the Moon is Illuminated
Dec 18
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.27 Average Month Total: 2.44
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
66 | 48 0.00
Average:
74 | 59 0.03
Clear
Actual:
73 | 57 0.00
Average:
74 | 59 0.05
Scattered Clouds
Actual:
75 | 59 0.00
Average:
73 | 59 0.05
Scattered Clouds
Actual:
77 | 63 0.00
Average:
73 | 56 0.03
Scattered Clouds
Actual:
80 | 63 0.00
Average:
72 | 56 0.02
Scattered Clouds
Actual:
79 | 61 0.00
Average:
73 | 58 0.01
Rain
Actual:
78 | 54 0.17
Average:
73 | 57 0.06
Partly Cloudy
Actual:
64 | 44 0.00
Average:
73 | 58 0.06
Partly Cloudy
Actual:
73 | 57 0.00
Average:
74 | 58 0.08
Mostly Cloudy
Actual:
73 | 61 0.00
Average:
73 | 58 0.15
Mostly Cloudy
Actual:
73 | 62 0.00
Average:
72 | 58 0.12
Partly Cloudy
Actual:
77 | 64 0.00
Average:
73 | 57 0.12
Partly Cloudy
Actual:
75 | 64 0.00
Average:
72 | 57 0.16
Scattered Clouds
Actual:
77 | 63 0.00
Average:
72 | 57 0.09
Partly Cloudy
Actual:
75 | 63 0.00
Average:
71 | 57 0.08
Partly Cloudy
Actual:
78 | 61 0.00
Average:
70 | 56 0.15
Clear
Actual:
77 | 61 0.00
Average:
68 | 54 0.07
Clear
Actual:
70 | 54 0.00
Average:
69 | 53 0.02
Clear
Actual:
75 | 55 0.00
Average:
71 | 53 0.00
Scattered Clouds
Actual:
79 | 60 0.00
Average:
71 | 56 0.12
Clear
Actual:
80 | 64 0.00
Average:
71 | 56 0.04
Scattered Clouds
Actual:
81 | 62 0.00
Average:
71 | 55 0.11
Scattered Clouds
Actual:
80 | 64 0.00
Average:
71 | 55 0.06
Fog
Actual:
81 | 66 0.00
Average:
71 | 55 0.04
Scattered Clouds
Actual:
80 | 66 0.00
Average:
70 | 55 0.07
Partly Cloudy
Actual:
73 | 66 0.00
Average:
68 | 53 0.14
Rain
Actual:
73 | 62 0.09
Average:
69 | 53 0.26
Scattered Clouds
Actual:
61 | 46 0.00
Average:
70 | 54 0.09
Clear
Actual:
66 | 45 0.00
Average:
71 | 55 0.03
Scattered Clouds
Actual:
75 | 48 0.00
Average:
71 | 54 0.02
Fog
Actual:
78 | 57 0.01
Average:
71 | 57 0.11
 

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

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 66 57 48 54 47 41 80 69 52 30.28 30.19 30.11 10 10 10 14 10 20 0.00  
2 73 65 57 56 53 51 82 69 51 30.36 30.31 30.26 10 10 10 13 10 - 0.00  
3 75 67 59 60 57 54 87 73 55 30.35 30.31 30.26 10 10 10 13 10 - 0.00  
4 77 70 63 61 58 55 84 70 48 30.27 30.21 30.15 10 10 10 10 7 21 0.00  
5 80 72 63 64 61 58 90 73 52 30.17 30.12 30.07 10 10 10 13 6 - 0.00  
6 79 70 61 63 60 56 93 76 45 30.14 30.09 30.04 10 10 10 9 4 17 0.00  
7 78 66 54 66 58 41 96 82 58 30.15 30.04 29.98 10 7 1 26 9 36 0.17 Rain
8 64 54 44 52 44 35 75 66 52 30.25 30.18 30.12 10 10 10 18 12 29 0.00  
9 73 65 57 60 56 52 87 78 62 30.17 30.14 30.09 10 10 10 13 8 - 0.00  
10 73 67 61 65 60 57 90 85 73 30.21 30.16 30.12 10 10 8 15 7 23 0.00  
11 73 68 62 65 61 57 90 83 71 30.23 30.18 30.14 10 10 7 15 11 20 0.00  
12 77 70 64 65 63 61 100 84 66 30.23 30.20 30.15 10 9 1 16 8 23 0.00  
13 75 70 64 62 61 61 90 81 64 30.32 30.25 30.21 10 10 10 14 10 23 0.00  
14 77 70 63 61 59 55 90 73 50 30.30 30.25 30.19 10 10 10 10 8 - 0.00  
15 75 69 63 61 59 58 87 72 56 30.25 30.20 30.15 10 10 10 9 6 - 0.00  
16 78 71 61 63 61 58 90 74 54 30.21 30.18 30.16 10 10 7 8 5 - 0.00  
17 77 69 61 63 60 56 93 77 48 30.23 30.19 30.14 10 10 10 14 5 - 0.00  
18 70 62 54 57 41 35 78 51 30 30.30 30.25 30.20 10 10 10 14 11 22 0.00  
19 75 65 55 56 53 49 84 67 43 30.27 30.22 30.17 10 10 10 17 9 22 0.00  
20 79 70 60 63 58 54 83 70 52 30.19 30.15 30.09 10 10 10 17 8 23 0.00  
21 80 72 64 62 60 57 90 73 45 30.17 30.11 30.07 10 10 10 17 10 30 0.00  
22 81 72 62 67 63 60 93 77 49 30.16 30.10 30.05 10 10 10 17 8 22 0.00  
23 80 72 64 68 66 62 100 87 58 30.19 30.14 30.10 10 7 1 10 4 - 0.00  
24 81 74 66 67 66 63 100 87 60 30.27 30.20 30.17 10 6 0 10 6 - 0.00 Fog
25 80 73 66 67 65 63 94 83 62 30.28 30.23 30.18 10 10 8 7 6 - 0.00  
26 73 70 66 66 65 62 96 85 73 30.23 30.16 30.10 10 9 1 13 6 46 0.00  
27 73 68 62 68 62 50 94 83 63 30.09 30.02 29.95 10 9 2 21 11 25 0.09 Rain
28 61 57 46 50 43 38 83 62 44 30.21 30.15 30.09 10 10 10 20 12 28 0.00  
29 66 56 45 48 45 40 93 71 37 30.21 30.13 30.06 10 10 10 7 3 - 0.00  
30 75 62 48 56 51 47 93 71 43 30.17 30.12 30.08 10 10 7 7 3 - 0.00  
31 78 68 57 66 60 55 100 89 46 30.24 30.17 30.11 10 5 0 9 3 - 0.01 Fog