Weather History for St. Petersburg, FL

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Friday, September 23, 2011

  Actual Average Record
Temperature  
Mean Temperature 82 °F -  
Max Temperature 88 °F 88 °F 92 °F (1951)
Min Temperature 78 °F 75 °F 69 °F (1954)
Cooling Degree Days 18    
Growing Degree Days 32 (Base 50)    
Moisture  
Dew Point 77 °F    
Average Humidity 87    
Maximum Humidity 100    
Minimum Humidity 67    
Precipitation  
Precipitation 0.03 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 7 mph (SE)    
Max Wind Speed 13 mph    
Max Gust Speed -    
Visibility 10 miles    
Events Rain , Thunderstorm    
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

Sep. 23, 2011 Rise Set
Actual Time 7:19 AM EDT 7:26 PM EDT
Civil Twilight 6:55 AM EDT 7:49 PM EDT
Nautical Twilight 6:28 AM EDT 8:16 PM EDT
Astronomical Twilight 6:01 AM EDT 8:44 PM EDT
Moon 3:06 AM EDT (9/23) 4:38 PM EDT (9/23)
Length of Visible Light 12h 53m
Length of Day
12h 06m
Waning Crescent, 19% of the Moon is Illuminated
Sep 23
Waning Crescent
Sep 27
New
Oct 3
First Quarter
Oct 11
Full
Oct 19
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
12:34 AM 78.8 °F - 77.0 °F 94% 29.97 in 10.0 mi South 11.5 mph - 0.03 in Rain Light Rain
12:45 AM 78.8 °F - 77.0 °F 94% 29.97 in 10.0 mi SSE 10.4 mph - 0.03 in   Scattered Clouds
12:53 AM 79.0 °F - 77.0 °F 94% 29.96 in 10.0 mi SSE 11.5 mph - 0.03 in   Partly Cloudy
1:53 AM 78.1 °F - 77.0 °F 96% 29.97 in 10.0 mi SSE 8.1 mph - N/A   Clear
2:53 AM 78.1 °F - 75.9 °F 93% 29.95 in 10.0 mi SSE 8.1 mph - N/A   Clear
4:53 AM 78.1 °F - 75.9 °F 93% 29.94 in 10.0 mi SE 5.8 mph - N/A   Clear
5:45 AM 78.8 °F - 75.2 °F 89% 29.94 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
5:53 AM 78.1 °F - 75.9 °F 93% 29.94 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
6:53 AM 78.1 °F - 75.9 °F 93% 29.95 in 10.0 mi SSE 6.9 mph - N/A   Overcast
7:23 AM 78.8 °F - 77.0 °F 94% 29.95 in 10.0 mi SSE 5.8 mph - N/A   Scattered Clouds
8:24 AM 78.8 °F - 78.8 °F 100% 29.96 in 10.0 mi SE 6.9 mph - N/A   Scattered Clouds
8:36 AM 78.8 °F - 77.0 °F 94% 29.97 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy
8:53 AM 79.0 °F - 77.0 °F 94% 29.97 in 10.0 mi ESE 5.8 mph - N/A   Mostly Cloudy
9:53 AM 80.1 °F 86.4 °F 78.1 °F 94% 29.98 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy
10:14 AM 80.6 °F 88.1 °F 78.8 °F 94% 29.98 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds
10:53 AM 82.0 °F 91.6 °F 79.0 °F 90% 29.99 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 84.0 °F 96.0 °F 79.0 °F 85% 29.98 in 10.0 mi SSE 6.9 mph - N/A   Clear
12:53 PM 86.0 °F 99.3 °F 79.0 °F 79% 29.96 in 10.0 mi South 12.7 mph - N/A   Mostly Cloudy
1:11 PM 84.2 °F 92.3 °F 75.2 °F 74% 29.97 in 10.0 mi WSW 9.2 mph - N/A Thunderstorm Mostly Cloudy
1:45 PM 80.6 °F 86.2 °F 75.2 °F 84% 29.96 in 10.0 mi NNE 12.7 mph - N/A   Overcast
1:53 PM 82.0 °F 89.4 °F 75.9 °F 82% 29.95 in 10.0 mi North 3.5 mph - N/A   Overcast
2:53 PM 87.1 °F 96.3 °F 75.0 °F 67% 29.91 in 10.0 mi Calm Calm - N/A   Clear
3:53 PM 86.0 °F 95.1 °F 75.0 °F 70% 29.90 in 10.0 mi ESE 6.9 mph - N/A   Scattered Clouds
4:53 PM 84.0 °F 93.7 °F 77.0 °F 79% 29.88 in 10.0 mi SE 10.4 mph - N/A   Scattered Clouds
5:53 PM 82.9 °F 91.8 °F 77.0 °F 82% 29.88 in 10.0 mi East 4.6 mph - 0.00 in   Partly Cloudy
6:53 PM 82.9 °F 91.8 °F 77.0 °F 82% 29.89 in 10.0 mi East 3.5 mph - N/A   Clear
7:53 PM 82.9 °F 90.8 °F 75.9 °F 79% 29.91 in 9.0 mi Calm Calm - N/A   Clear
8:53 PM 82.9 °F 92.8 °F 78.1 °F 85% 29.91 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 82.0 °F 90.2 °F 77.0 °F 85% 29.94 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 82.0 °F 90.2 °F 77.0 °F 85% 29.94 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 82.0 °F 91.0 °F 78.1 °F 88% 29.94 in 10.0 mi North 4.6 mph - N/A   Clear