Weather History for St. Petersburg, FL

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Thursday, May 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 76 °F -  
Max Temperature 84 °F 86 °F 91 °F (1949)
Min Temperature 71 °F 70 °F 62 °F (1984)
Cooling Degree Days 12    
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 70 °F    
Average Humidity 78    
Maximum Humidity 100    
Minimum Humidity 54    
Precipitation  
Precipitation 0.19 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 6 mph (WSW)    
Max Wind Speed 14 mph    
Max Gust Speed 31 mph    
Visibility 10 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 17, 2012 Rise Set
Actual Time 6:39 AM EDT 8:14 PM EDT
Civil Twilight 6:14 AM EDT 8:39 PM EDT
Nautical Twilight 5:43 AM EDT 9:10 PM EDT
Astronomical Twilight 5:11 AM EDT 9:42 PM EDT
Moon 4:24 AM EDT (5/17) 5:35 PM EDT (5/17)
Length of Visible Light 14h 25m
Length of Day
13h 34m
Waning Crescent, 10% of the Moon is Illuminated
May 17
Waning Crescent
May 20
New
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 72.0 °F - 70.0 °F 93% 29.93 in 5.0 mi NNW 4.6 mph - 0.10 in Rain Light Rain
1:53 AM 72.0 °F - 70.0 °F 93% 29.92 in 10.0 mi South 5.8 mph - 0.04 in   Overcast
2:53 AM 73.0 °F - 70.0 °F 90% 29.90 in 10.0 mi SW 3.5 mph - N/A   Partly Cloudy
3:43 AM 73.4 °F - 69.8 °F 88% 29.89 in 7.0 mi SW 8.1 mph - 0.00 in Rain Light Rain
3:53 AM 73.0 °F - 71.1 °F 93% 29.90 in 4.0 mi SSW 11.5 mph - 0.02 in Rain Light Rain
4:12 AM 71.6 °F - 71.6 °F 100% 29.90 in 10.0 mi South 11.5 mph - 0.03 in   Overcast
4:31 AM 71.6 °F - 71.6 °F 100% 29.89 in 10.0 mi South 9.2 mph - 0.03 in   Mostly Cloudy
4:53 AM 73.0 °F - 71.1 °F 93% 29.90 in 10.0 mi South 9.2 mph - 0.03 in   Mostly Cloudy
5:53 AM 73.0 °F - 71.1 °F 93% 29.90 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 73.9 °F - 71.1 °F 91% 29.91 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 75.0 °F - 71.1 °F 87% 29.92 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:34 AM 75.2 °F - 71.6 °F 89% 29.93 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
8:53 AM 77.0 °F - 72.0 °F 84% 29.92 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
9:02 AM 75.2 °F - 71.6 °F 89% 29.92 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
9:10 AM 75.2 °F - 71.6 °F 89% 29.93 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
9:22 AM 77.0 °F - 71.6 °F 83% 29.93 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
9:31 AM 77.0 °F - 71.6 °F 83% 29.93 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
9:53 AM 78.1 °F - 71.1 °F 79% 29.94 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
10:16 AM 78.8 °F - 69.8 °F 74% 29.93 in 10.0 mi West 4.6 mph - N/A   Mostly Cloudy
10:27 AM 78.8 °F - 69.8 °F 74% 29.94 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
10:35 AM 78.8 °F - 69.8 °F 74% 29.93 in 10.0 mi SSW 4.6 mph - N/A   Scattered Clouds
10:46 AM 78.8 °F - 69.8 °F 74% 29.94 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
10:53 AM 79.0 °F - 70.0 °F 74% 29.94 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
11:37 AM 80.6 °F 83.9 °F 69.8 °F 70% 29.94 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
11:53 AM 80.1 °F 82.9 °F 69.1 °F 69% 29.94 in 10.0 mi Variable 4.6 mph - N/A   Overcast
12:15 PM 80.6 °F 83.9 °F 69.8 °F 70% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:53 PM 81.0 °F 83.8 °F 68.0 °F 65% 29.92 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
1:53 PM 82.0 °F 85.9 °F 70.0 °F 67% 29.91 in 10.0 mi East 5.8 mph - N/A   Overcast
2:53 PM 82.0 °F 85.5 °F 69.1 °F 65% 29.89 in 10.0 mi North - - N/A   Overcast
3:18 PM 82.4 °F 84.6 °F 66.2 °F 58% 29.88 in 10.0 mi NW 13.8 mph 31.1 mph N/A   Squalls
3:53 PM 82.9 °F 84.6 °F 64.9 °F 54% 29.88 in 10.0 mi NNW 8.1 mph - N/A   Partly Cloudy
4:53 PM 82.9 °F 85.0 °F 66.0 °F 56% 29.86 in 10.0 mi North 10.4 mph 16.1 mph N/A   Clear
5:53 PM 82.0 °F 84.1 °F 66.0 °F 58% 29.87 in 10.0 mi NNW 8.1 mph - N/A   Clear
6:53 PM 81.0 °F 82.7 °F 64.9 °F 58% 29.87 in 10.0 mi WNW 5.8 mph - N/A   Clear
7:53 PM 79.0 °F - 68.0 °F 69% 29.87 in 10.0 mi WNW 8.1 mph - N/A   Clear
8:53 PM 78.1 °F - 69.1 °F 74% 29.89 in 10.0 mi WNW 4.6 mph - N/A   Clear
9:53 PM 78.1 °F - 69.1 °F 74% 29.90 in 10.0 mi NW 5.8 mph - N/A   Clear
10:53 PM 77.0 °F - 69.1 °F 76% 29.91 in 10.0 mi NW 5.8 mph - N/A   Clear
11:53 PM 77.0 °F - 69.1 °F 76% 29.93 in 10.0 mi NNW 4.6 mph - N/A   Clear