Weather History for San Marcos, TX

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Monday, March 18, 2013

  Actual Average (KAUS) Record (KAUS)
Temperature  
Mean Temperature 78 °F 60 °F  
Max Temperature 93 °F 72 °F 90 °F (2013)
Min Temperature 64 °F 47 °F 31 °F (1980)
Degree Days  
Heating Degree Days 0 7  
Month to date heating degree days 156  
Since 1 July heating degree days 1771  
Cooling Degree Days 14 1  
Month to date cooling degree days 18  
Year to date cooling degree days 34  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 58    
Maximum Humidity 88    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in 0.08 in 2.30 in (1999)
Month to date precipitation 1.51  
Year to date precipitation 6.11  
Snow  
Snow 0.00 in - - ()
Month to date snowfall  
Since 1 July snowfall  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.81 in    
Wind  
Wind Speed 10 mph (SW)    
Max Wind Speed 20 mph    
Max Gust Speed 24 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Mar. 18, 2013 Rise Set
Actual Time 7:37 AM CDT 7:41 PM CDT
Civil Twilight 7:13 AM CDT 8:05 PM CDT
Nautical Twilight 6:45 AM CDT 8:33 PM CDT
Astronomical Twilight 6:17 AM CDT 9:01 PM CDT
Moon 12:02 PM CDT (3/18) 1:18 AM CDT (3/18)
Length of Visible Light 12h 52m
Length of Day
12h 04m
Waxing Crescent, 41% of the Moon is Illuminated
Mar 18
Waxing Crescent
Mar 19
First Quarter
Mar 27
Full
Apr 2
Last Quarter
Apr 10
New

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 68.0 °F - 62.6 °F 83% 29.74 in 10.0 mi South 10.4 mph - N/A   Overcast
12:35 AM 68.0 °F - 62.6 °F 83% 29.73 in 10.0 mi South 15.0 mph 18.4 mph N/A   Overcast
12:55 AM 66.2 °F - 60.8 °F 83% 29.73 in 8.0 mi South 10.4 mph - N/A   Partly Cloudy
1:15 AM 66.2 °F - 60.8 °F 83% 29.73 in 7.0 mi South 4.6 mph - N/A   Mostly Cloudy
1:35 AM 66.2 °F - 60.8 °F 83% 29.73 in 8.0 mi South 6.9 mph - N/A   Overcast
1:55 AM 66.2 °F - 62.6 °F 88% 29.74 in 8.0 mi SSW 10.4 mph - N/A   Overcast
2:15 AM 68.0 °F - 62.6 °F 83% 29.74 in 8.0 mi South 11.5 mph - N/A   Overcast
2:35 AM 68.0 °F - 62.6 °F 83% 29.75 in 8.0 mi South 9.2 mph - N/A   Overcast
2:55 AM 68.0 °F - 62.6 °F 83% 29.75 in 8.0 mi SSW 10.4 mph - N/A   Overcast
3:15 AM 68.0 °F - 62.6 °F 83% 29.76 in 8.0 mi SSW 9.2 mph - N/A   Overcast
3:35 AM 68.0 °F - 62.6 °F 83% 29.76 in 8.0 mi SSW 6.9 mph - N/A   Overcast
3:55 AM 68.0 °F - 62.6 °F 83% 29.76 in 8.0 mi SW 4.6 mph - N/A   Overcast
4:15 AM 68.0 °F - 62.6 °F 83% 29.77 in 8.0 mi SW 4.6 mph - N/A   Overcast
4:35 AM 68.0 °F - 62.6 °F 83% 29.77 in 8.0 mi SSW 4.6 mph - N/A   Overcast
4:55 AM 66.2 °F - 62.6 °F 88% 29.76 in 8.0 mi SSW 6.9 mph - N/A   Overcast
5:15 AM 66.2 °F - 62.6 °F 88% 29.76 in 7.0 mi SSW 6.9 mph - N/A   Overcast
5:35 AM 66.2 °F - 60.8 °F 83% 29.77 in 7.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
5:55 AM 64.4 °F - 60.8 °F 88% 29.77 in 7.0 mi SW 6.9 mph - N/A   Mostly Cloudy
6:15 AM 64.4 °F - 60.8 °F 88% 29.78 in 6.0 mi SSW 6.9 mph - N/A   Overcast
6:35 AM 66.2 °F - 60.8 °F 83% 29.79 in 6.0 mi SW 5.8 mph - N/A   Overcast
6:50 AM 66.2 °F - 60.8 °F 83% 29.80 in 10.0 mi SW 6.9 mph - N/A   Overcast
7:50 AM 66.2 °F - 60.8 °F 83% 29.81 in 5.0 mi South 6.9 mph - N/A   Scattered Clouds
8:50 AM 66.2 °F - 60.8 °F 83% 29.81 in 5.0 mi SSW 8.1 mph - N/A   Haze
9:50 AM 69.8 °F - 62.6 °F 78% 29.82 in 7.0 mi South 12.7 mph - N/A   Partly Cloudy
10:50 AM 73.4 °F - 62.6 °F 69% 29.83 in 7.0 mi SSW 9.2 mph - N/A   Clear
11:53 AM 80.6 °F 81.8 °F 62.6 °F 54% 29.82 in 7.0 mi South 6.9 mph - N/A   Clear
12:50 PM 84.2 °F 85.0 °F 62.6 °F 48% 29.80 in 7.0 mi SE 3.5 mph - N/A   Clear
1:11 PM 91.4 °F - 39.2 °F 16% 29.80 in 10.0 mi NNW 13.8 mph 19.6 mph N/A   Clear
1:50 PM 91.4 °F - 39.2 °F 16% 29.79 in 10.0 mi NNW 15.0 mph 17.3 mph N/A   Clear
2:50 PM 93.2 °F - 41.0 °F 16% 29.77 in 10.0 mi North 10.4 mph 24.2 mph N/A   Clear
3:50 PM 91.4 °F - 39.2 °F 16% 29.76 in 10.0 mi North 13.8 mph 19.6 mph N/A   Clear
4:50 PM 91.4 °F - 39.2 °F 16% 29.77 in 10.0 mi NNW 16.1 mph 21.9 mph N/A   Clear
5:50 PM 87.8 °F - 39.2 °F 18% 29.80 in 10.0 mi NNW 13.8 mph 21.9 mph N/A   Clear
6:50 PM 82.4 °F - 37.4 °F 20% 29.84 in 10.0 mi North 19.6 mph - N/A   Clear
6:55 PM 82.4 °F - 39.2 °F 21% 29.84 in 10.0 mi North 18.4 mph - N/A   Clear
7:15 PM 80.6 °F - 39.2 °F 23% 29.85 in 10.0 mi North 15.0 mph - N/A   Clear
7:35 PM 80.6 °F - 44.6 °F 28% 29.85 in 10.0 mi NNE 16.1 mph - N/A   Clear
7:55 PM 77.0 °F - 44.6 °F 32% 29.87 in 10.0 mi NNE 16.1 mph - N/A   Clear
8:15 PM 75.2 °F - 44.6 °F 34% 29.88 in 10.0 mi NE 17.3 mph - N/A   Clear
8:35 PM 75.2 °F - 44.6 °F 34% 29.89 in 10.0 mi NNE 18.4 mph 24.2 mph N/A   Clear
8:55 PM 73.4 °F - 44.6 °F 36% 29.91 in 10.0 mi NNE 15.0 mph - N/A   Clear
9:15 PM 71.6 °F - 44.6 °F 38% 29.91 in 10.0 mi NNE 16.1 mph - N/A   Clear
9:35 PM 69.8 °F - 44.6 °F 40% 29.91 in 10.0 mi NNE 16.1 mph - N/A   Clear
9:55 PM 69.8 °F - 44.6 °F 40% 29.92 in 10.0 mi NE 15.0 mph - N/A   Clear
10:15 PM 66.2 °F - 44.6 °F 46% 29.93 in 10.0 mi NE 11.5 mph - N/A   Clear
10:55 PM 66.2 °F - 44.6 °F 46% 29.94 in 10.0 mi NNE 13.8 mph - N/A   Clear
11:15 PM 64.4 °F - 44.6 °F 49% 29.95 in 10.0 mi NNE 15.0 mph - N/A   Clear
11:35 PM 64.4 °F - 44.6 °F 49% 29.95 in 10.0 mi NNE 15.0 mph - N/A   Clear
11:55 PM 64.4 °F - 44.6 °F 49% 29.96 in 10.0 mi NNE 13.8 mph - N/A   Clear