Weather History for St. Croix, VI

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Wednesday, May 13, 2009

  Actual Average Record
Temperature  
Mean Temperature 80 °F 81 °F  
Max Temperature 84 °F 87 °F 91 °F (1998)
Min Temperature 75 °F 76 °F 67 °F (1979)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0  
Since 1 July heating degree days 0  
Cooling Degree Days 14 16  
Month to date cooling degree days 208  
Year to date cooling degree days 1853  
Growing Degree Days 30 (Base 50)    
Moisture  
Dew Point 71 °F    
Average Humidity 77    
Maximum Humidity 94    
Minimum Humidity 67    
Precipitation  
Precipitation 0.29 in 0.15 in 1.80 in (2004)
Month to date precipitation 1.72  
Year to date precipitation 9.20  
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 17 mph (ESE)    
Max Wind Speed 23 mph    
Max Gust Speed 37 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

May. 13, 2009 Rise Set
Actual Time 5:47 AM AST 6:43 PM AST
Civil Twilight 5:24 AM AST 7:07 PM AST
Nautical Twilight 4:56 AM AST 7:34 PM AST
Astronomical Twilight 4:28 AM AST 8:02 PM AST
Moon 10:44 PM AST (5/13) 9:11 AM AST (5/13)
Length of Visible Light 13h 42m
Length of Day
12h 56m
Waning Gibbous, 82% of the Moon is Illuminated
May 13
Waning Gibbous
May 17
Last Quarter
May 24
New
May 30
First Quarter
Jun 7
Full

Hourly Weather History & Observations

Time (AST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 75.2 °F - 71.6 °F 89% 29.98 in 2.5 mi ESE 19.6 mph 25.3 mph 0.12 in Rain Heavy Rain
12:12 AM 75.2 °F - 71.6 °F 89% 29.98 in 4.0 mi ESE 17.3 mph 25.3 mph 0.12 in Rain Rain
12:26 AM 75.2 °F - 73.4 °F 94% 29.98 in 4.0 mi ESE 15.0 mph 26.5 mph 0.16 in Rain Light Rain
12:37 AM 75.2 °F - 73.4 °F 94% 29.99 in 7.0 mi SE 17.3 mph 25.3 mph 0.16 in Rain Light Rain
12:53 AM 75.9 °F - 73.0 °F 91% 29.98 in 5.0 mi SSE 13.8 mph - 0.18 in Rain Light Rain
1:53 AM 78.1 °F - 72.0 °F 81% 29.95 in 10.0 mi ESE 15.0 mph - 0.03 in   Overcast
2:53 AM 78.1 °F - 73.0 °F 84% 29.94 in 10.0 mi ESE 12.7 mph - 0.00 in   Mostly Cloudy
3:53 AM 78.1 °F - 71.1 °F 79% 29.93 in 10.0 mi ESE 16.1 mph - N/A   Partly Cloudy
4:53 AM 78.1 °F - 71.1 °F 79% 29.94 in 10.0 mi ESE 16.1 mph - 0.00 in   Mostly Cloudy
5:25 AM 78.8 °F - 71.6 °F 78% 29.94 in 10.0 mi ESE 11.5 mph - N/A   Mostly Cloudy
5:45 AM 78.8 °F - 71.6 °F 78% 29.95 in 10.0 mi ESE 15.0 mph - N/A   Mostly Cloudy
5:53 AM 78.1 °F - 71.1 °F 79% 29.95 in 10.0 mi ESE 16.1 mph - N/A   Mostly Cloudy
6:53 AM 79.0 °F - 72.0 °F 79% 29.97 in 10.0 mi ESE 13.8 mph - N/A   Partly Cloudy
7:53 AM 80.1 °F 84.2 °F 73.0 °F 79% 29.99 in 10.0 mi ESE 19.6 mph - N/A   Scattered Clouds
8:53 AM 82.0 °F 86.3 °F 71.1 °F 69% 30.00 in 10.0 mi ESE 20.7 mph 29.9 mph N/A   Scattered Clouds
9:53 AM 82.9 °F 88.0 °F 72.0 °F 69% 30.01 in 10.0 mi ESE 23.0 mph 31.1 mph N/A   Scattered Clouds
10:53 AM 84.0 °F 89.6 °F 72.0 °F 67% 30.01 in 10.0 mi ESE 23.0 mph 31.1 mph N/A   Scattered Clouds
11:53 AM 84.0 °F 89.6 °F 72.0 °F 67% 30.01 in 10.0 mi SE 16.1 mph 27.6 mph N/A   Partly Cloudy
12:53 PM 84.9 °F 91.4 °F 73.0 °F 67% 30.01 in 10.0 mi ESE 18.4 mph 25.3 mph N/A   Scattered Clouds
1:23 PM 82.4 °F 87.2 °F 71.6 °F 70% 30.00 in 10.0 mi ESE 20.7 mph 27.6 mph N/A   Mostly Cloudy
1:37 PM 75.2 °F - 71.6 °F 89% 29.99 in 2.0 mi East 18.4 mph 36.8 mph 0.08 in Rain Light Rain
1:46 PM 78.8 °F - 73.4 °F 83% 29.99 in 10.0 mi East 17.3 mph - 0.08 in   Mostly Cloudy
1:53 PM 80.1 °F 84.2 °F 73.0 °F 79% 29.99 in 10.0 mi East 19.6 mph 25.3 mph 0.08 in   Mostly Cloudy
2:53 PM 82.9 °F 88.0 °F 72.0 °F 69% 29.97 in 10.0 mi ESE 19.6 mph 26.5 mph 0.00 in   Scattered Clouds
3:53 PM 82.9 °F 88.0 °F 72.0 °F 69% 29.96 in 10.0 mi ESE 17.3 mph - N/A   Mostly Cloudy
4:53 PM 82.0 °F 86.3 °F 71.1 °F 69% 29.96 in 10.0 mi East 19.6 mph - N/A   Mostly Cloudy
5:31 PM 80.6 °F 84.6 °F 71.6 °F 74% 29.97 in 10.0 mi East 16.1 mph 25.3 mph N/A   Mostly Cloudy
5:43 PM 80.6 °F 83.9 °F 69.8 °F 70% 29.97 in 10.0 mi East 19.6 mph 25.3 mph N/A   Mostly Cloudy
5:53 PM 80.1 °F 83.2 °F 70.0 °F 71% 29.97 in 10.0 mi East 18.4 mph - N/A   Mostly Cloudy
6:53 PM 79.0 °F - 71.1 °F 77% 29.99 in 10.0 mi East 15.0 mph 20.7 mph N/A   Mostly Cloudy
7:53 PM 79.0 °F - 70.0 °F 74% 29.99 in 10.0 mi East 17.3 mph - N/A   Mostly Cloudy
8:53 PM 79.0 °F - 69.1 °F 72% 30.01 in 10.0 mi ESE 18.4 mph 25.3 mph N/A   Mostly Cloudy
9:18 PM 78.8 °F - 69.8 °F 74% 30.02 in 10.0 mi East 9.2 mph - N/A   Mostly Cloudy
9:53 PM 78.1 °F - 69.1 °F 74% 30.03 in 10.0 mi East 12.7 mph - N/A   Overcast
10:11 PM 78.8 °F - 69.8 °F 74% 30.04 in 10.0 mi East 12.7 mph 19.6 mph N/A   Overcast
10:53 PM 78.1 °F - 69.1 °F 74% 30.03 in 10.0 mi East 11.5 mph - N/A   Mostly Cloudy
11:08 PM 78.8 °F - 69.8 °F 74% 30.03 in 10.0 mi East 9.2 mph 19.6 mph N/A   Mostly Cloudy
11:53 PM 78.1 °F - 70.0 °F 76% 30.03 in 10.0 mi East 12.7 mph - 0.00 in   Overcast