Weather History for St. Petersburg, FL

Change the Weather History Date:

Tuesday, August 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 85 °F -  
Max Temperature 93 °F 90 °F 94 °F (1954)
Min Temperature 79 °F 76 °F 69 °F (1974)
Cooling Degree Days 20    
Growing Degree Days 35 (Base 50)    
Moisture  
Dew Point 76 °F    
Average Humidity 79    
Maximum Humidity 90    
Minimum Humidity 59    
Precipitation  
Precipitation 0.07 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 10 mph (East)    
Max Wind Speed 16 mph    
Max Gust Speed 21 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

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Aug. 20, 2013 Rise Set
Actual Time 7:03 AM EDT 8:03 PM EDT
Civil Twilight 6:39 AM EDT 8:27 PM EDT
Nautical Twilight 6:10 AM EDT 8:56 PM EDT
Astronomical Twilight 5:41 AM EDT 9:25 PM EDT
Moon 7:39 PM EDT (8/20) 6:29 AM EDT (8/20)
Length of Visible Light 13h 48m
Length of Day
13h 00m
Full, 100% of the Moon is Illuminated
Aug 20
Full
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First 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 79.0 °F - 75.9 °F 90% 30.03 in 10.0 mi NNE 6.9 mph - N/A   Clear
1:53 AM 80.1 °F 85.1 °F 75.0 °F 85% 30.02 in 10.0 mi ENE 13.8 mph - N/A   Clear
2:53 AM 81.0 °F 87.3 °F 75.9 °F 85% 30.00 in 10.0 mi ENE 15.0 mph - N/A   Clear
3:53 AM 81.0 °F 87.9 °F 77.0 °F 88% 30.00 in 10.0 mi East 12.7 mph - N/A   Clear
4:53 AM 81.0 °F 87.9 °F 77.0 °F 88% 29.99 in 10.0 mi East 13.8 mph - N/A   Clear
5:53 AM 80.1 °F 85.4 °F 75.9 °F 87% 30.00 in 10.0 mi ESE 10.4 mph - N/A   Clear
6:53 AM 80.1 °F 85.1 °F 75.0 °F 85% 30.01 in 10.0 mi ESE 8.1 mph - N/A   Clear
7:53 AM 80.1 °F 85.1 °F 75.0 °F 85% 30.01 in 10.0 mi ESE 10.4 mph - N/A   Clear
8:53 AM 81.0 °F 87.9 °F 77.0 °F 88% 30.04 in 10.0 mi SE 12.7 mph - N/A   Clear
9:53 AM 82.9 °F 91.8 °F 77.0 °F 82% 30.04 in 10.0 mi SSE 10.4 mph - N/A   Clear
10:53 AM 86.0 °F 96.9 °F 77.0 °F 74% 30.06 in 10.0 mi SE 6.9 mph - N/A   Clear
11:53 AM 87.1 °F 98.8 °F 77.0 °F 72% 30.06 in 10.0 mi East 4.6 mph - N/A   Clear
12:53 PM 89.1 °F 101.4 °F 77.0 °F 67% 30.06 in 10.0 mi ENE 4.6 mph - N/A   Clear
1:53 PM 88.0 °F 100.2 °F 77.0 °F 70% 30.04 in 9.0 mi SSW 9.2 mph - 0.00 in Rain Light Rain
2:53 PM 91.0 °F 102.9 °F 75.9 °F 61% 30.02 in 10.0 mi Calm Calm - 0.00 in   Partly Cloudy
3:53 PM 91.9 °F 103.9 °F 75.9 °F 59% 29.99 in 10.0 mi Calm Calm - N/A   Clear
4:53 PM 86.0 °F 95.1 °F 75.0 °F 70% 29.98 in 10.0 mi SW 6.9 mph - N/A   Clear
5:53 PM 86.0 °F 93.8 °F 73.9 °F 67% 30.00 in 10.0 mi SSW 12.7 mph 18.4 mph N/A   Clear
6:53 PM 81.0 °F 86.7 °F 75.0 °F 82% 30.01 in 10.0 mi North 5.8 mph - 0.05 in   Mostly Cloudy
7:53 PM 82.9 °F 90.8 °F 75.9 °F 79% 30.01 in 10.0 mi NNE 8.1 mph - N/A   Overcast
8:53 PM 82.0 °F 90.2 °F 77.0 °F 85% 30.06 in 10.0 mi ENE 16.1 mph 20.7 mph N/A   Mostly Cloudy
9:53 PM 82.0 °F 89.4 °F 75.9 °F 82% 30.07 in 10.0 mi ENE 13.8 mph - 0.02 in   Clear
10:53 PM 81.0 °F 87.3 °F 75.9 °F 85% 30.07 in 10.0 mi NNE 8.1 mph - N/A   Clear
11:53 PM 82.9 °F 90.8 °F 75.9 °F 79% 30.07 in 10.0 mi ENE 15.0 mph - N/A   Clear