Weather History for San Antonio, TX

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Monday, September 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 77 °F 79 °F  
Max Temperature 86 °F 90 °F 98 °F (1997)
Min Temperature 67 °F 69 °F 56 °F (1945)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 12 14  
Month to date cooling degree days 285 282  
Year to date cooling degree days 3078 2673  
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 74    
Maximum Humidity 100    
Minimum Humidity 47    
Precipitation  
Precipitation T in 0.09 in 3.35 in (1941)
Month to date precipitation 4.49 1.79  
Year to date precipitation 33.54 22.73  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Since 1 September snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 2 mph (East)    
Max Wind Speed 9 mph    
Max Gust Speed 14 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 17, 2012 Rise Set
Actual Time 7:19 AM CDT 7:35 PM CDT
Civil Twilight 6:56 AM CDT 7:59 PM CDT
Nautical Twilight 6:28 AM CDT 8:27 PM CDT
Astronomical Twilight 6:00 AM CDT 8:55 PM CDT
Moon 8:57 AM CDT (9/17) 8:34 PM CDT (9/17)
Length of Visible Light 13h 03m
Length of Day
12h 16m
Waxing Crescent, 3% of the Moon is Illuminated
Sep 17
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:03 AM 68.0 °F - 66.2 °F 94% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
12:25 AM 68.0 °F - 66.2 °F 94% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:53 AM 66.9 °F - 66.9 °F 100% 29.94 in 8.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
1:53 AM 66.9 °F - 66.9 °F 100% 29.93 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 66.9 °F - 66.9 °F 100% 29.91 in 5.0 mi East 4.6 mph - 0.00 in   Light Drizzle
3:16 AM 66.2 °F - 66.2 °F 100% 29.94 in 6.0 mi Calm Calm - 0.00 in   Light Drizzle
3:53 AM 66.2 °F - 66.2 °F 100% 29.93 in 7.0 mi Calm Calm - N/A   Overcast
4:53 AM 66.9 °F - 66.9 °F 100% 29.87 in 7.0 mi Calm Calm - N/A   Overcast
5:53 AM 66.9 °F - 66.9 °F 100% 29.87 in 9.0 mi Calm Calm - N/A   Overcast
6:00 AM 66.2 °F - 66.2 °F 100% 29.91 in 8.0 mi Calm Calm - N/A   Overcast
6:53 AM 66.9 °F - 66.9 °F 100% 29.88 in 8.0 mi Calm Calm - N/A   Overcast
7:53 AM 68.0 °F - 66.9 °F 96% 29.88 in 8.0 mi NW 3.5 mph - N/A   Overcast
8:53 AM 69.8 °F - 66.2 °F 88% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:53 AM 72.0 °F - 66.0 °F 81% 29.89 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 75.9 °F - 66.0 °F 71% 29.88 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 AM 78.1 °F - 64.9 °F 64% 29.87 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
12:53 PM 79.0 °F - 64.0 °F 60% 29.86 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:53 PM 81.0 °F 82.5 °F 64.0 °F 56% 29.83 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
2:53 PM 82.0 °F 83.4 °F 64.0 °F 54% 29.81 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
3:53 PM 84.0 °F 85.4 °F 64.0 °F 51% 29.77 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:53 PM 84.9 °F 85.4 °F 62.1 °F 46% 29.76 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
5:53 PM 84.9 °F 85.4 °F 62.1 °F 46% 29.76 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
6:53 PM 82.9 °F 83.3 °F 61.0 °F 47% 29.77 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
7:53 PM 78.1 °F - 64.9 °F 64% 29.78 in 10.0 mi SSE 8.1 mph - N/A   Scattered Clouds
8:53 PM 77.0 °F - 64.9 °F 66% 29.80 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
9:53 PM 73.0 °F - 66.0 °F 79% 29.83 in 10.0 mi SE 4.6 mph - N/A   Scattered Clouds
10:53 PM 73.9 °F - 66.0 °F 76% 29.85 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:53 PM 71.1 °F - 66.0 °F 84% 29.86 in 10.0 mi Calm Calm - N/A   Scattered Clouds