St. Thomas, VI

3:59 AM AST on September 20, 2019 (GMT -0400)
King

Weather History for TIST - August, 2019

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Monday, August 19, 2019

  Actual Average Record
Temperature  
Mean Temperature 85 °F 84 °F  
Max Temperature 91 °F 90 °F 96 °F (1993)
Min Temperature 78 °F 78 °F 74 °F (1979)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 20 19  
Month to date cooling degree days 373 361  
Year to date cooling degree days 3795 3757  
Since 1 June cooling degree days 1565 1505  
Growing Degree Days 34 (Base 50)    
Moisture  
Dew Point 77 °F    
Average Humidity 78    
Maximum Humidity 91    
Minimum Humidity 64    
Precipitation  
Precipitation 0.04 in 0.12 in 1.12 in (1995)
Month to date precipitation 1.84 2.10  
Year to date precipitation 18.53 18.51  
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 10 mph (East)    
Max Wind Speed 21 mph    
Max Gust Speed 27 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Aug. 19, 2019 Rise Set
Actual Time 6:02 AM AST 6:44 PM AST
Civil Twilight 5:40 AM AST 7:06 PM AST
Nautical Twilight 5:13 AM AST 7:32 PM AST
Astronomical Twilight 4:46 AM AST 7:59 PM AST
Moon 9:34 PM AST (8/19) 9:13 AM AST (8/19)
Length of Visible Light 13h 26m
Length of Day
12h 41m
Waning Gibbous, 85% of the Moon is Illuminated
Aug 19
Waning Gibbous
Aug 23
Last Quarter
Aug 30
New
Sep 5
First Quarter
Sep 14
Full

Hourly Weather History & Observations

Time (AST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 82.0 °F 89.4 °F 75.9 °F 82% 30.02 in 10.0 mi East 12.7 mph - N/A   Clear
1:53 AM 82.0 °F 89.4 °F 75.9 °F 82% 30.01 in 10.0 mi East 6.9 mph - N/A   Clear
2:53 AM 81.0 °F 87.3 °F 75.9 °F 85% 29.99 in 10.0 mi East 6.9 mph - N/A   Clear
3:53 AM 80.1 °F 84.5 °F 73.9 °F 81% 30.00 in 7.0 mi ESE 20.7 mph 26.5 mph 0.02 in   Mostly Cloudy
4:53 AM 79.0 °F - 75.9 °F 90% 30.01 in 10.0 mi East 6.9 mph - 0.02 in   Scattered Clouds
5:53 AM 79.0 °F - 73.9 °F 84% 30.00 in 10.0 mi East 6.9 mph - N/A   Clear
6:53 AM 80.1 °F 85.4 °F 75.9 °F 87% 30.02 in 10.0 mi East 10.4 mph - N/A   Clear
7:53 AM 82.9 °F 91.8 °F 77.0 °F 82% 30.04 in 10.0 mi ENE 10.4 mph - N/A   Clear
8:53 AM 84.9 °F 95.3 °F 77.0 °F 77% 30.04 in 10.0 mi ENE 15.0 mph - N/A   Clear
9:53 AM 87.1 °F 98.8 °F 77.0 °F 72% 30.06 in 10.0 mi East 11.5 mph - N/A   Partly Cloudy
10:53 AM 87.1 °F 98.8 °F 77.0 °F 72% 30.06 in 10.0 mi ESE 11.5 mph - N/A   Scattered Clouds
11:53 AM 88.0 °F 100.2 °F 77.0 °F 70% 30.05 in 10.0 mi SE 11.5 mph - N/A   Clear
12:53 PM 88.0 °F 100.2 °F 77.0 °F 70% 30.04 in 10.0 mi SE 15.0 mph - N/A   Clear
1:53 PM 89.1 °F 99.1 °F 75.0 °F 63% 30.04 in 10.0 mi SE 12.7 mph - N/A   Scattered Clouds
2:53 PM 89.1 °F 100.2 °F 75.9 °F 65% 30.01 in 10.0 mi ENE 10.4 mph - N/A   Scattered Clouds
3:53 PM 87.1 °F 99.8 °F 78.1 °F 74% 30.01 in 10.0 mi NE 9.2 mph - 0.00 in   Scattered Clouds
4:53 PM 86.0 °F 96.9 °F 77.0 °F 74% 29.99 in 10.0 mi NE 9.2 mph - N/A   Partly Cloudy
5:53 PM 84.9 °F 95.3 °F 77.0 °F 77% 29.99 in 10.0 mi ENE 6.9 mph - N/A   Scattered Clouds
6:53 PM 84.0 °F 94.8 °F 78.1 °F 82% 30.00 in 10.0 mi ENE 9.2 mph - N/A   Partly Cloudy
7:53 PM 82.0 °F 91.6 °F 79.0 °F 90% 30.01 in 10.0 mi ENE 11.5 mph - N/A   Partly Cloudy
8:53 PM 82.0 °F 91.0 °F 78.1 °F 88% 30.02 in 10.0 mi East 9.2 mph - N/A   Clear
9:53 PM 82.0 °F 91.0 °F 78.1 °F 88% 30.03 in 10.0 mi East 8.1 mph - N/A   Clear
10:53 PM 82.0 °F 90.2 °F 77.0 °F 85% 30.04 in 10.0 mi East 8.1 mph - N/A   Clear
11:53 PM 82.0 °F 91.0 °F 78.1 °F 88% 30.03 in 10.0 mi East 10.4 mph - N/A   Clear