Weather History for McAllen, TX

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Saturday, May 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 86 °F 82 °F  
Max Temperature 95 °F 92 °F 98 °F (2003)
Min Temperature 77 °F 73 °F 54 °F (1970)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 318 579  
Cooling Degree Days 21 17  
Month to date cooling degree days 235 282  
Year to date cooling degree days 1025 1013  
Growing Degree Days 35 (Base 50)    
Moisture  
Dew Point 72 °F    
Average Humidity 65    
Maximum Humidity 88    
Minimum Humidity 41    
Precipitation  
Precipitation 0.00 in 0.07 in 2.82 in (2010)
Month to date precipitation 0.94 1.30  
Year to date precipitation 3.26 5.83  
Sea Level Pressure  
Sea Level Pressure 29.85 in    
Wind  
Wind Speed 18 mph (SE)    
Max Wind Speed 28 mph    
Max Gust Speed 32 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

May. 18, 2013 Rise Set
Actual Time 6:44 AM CDT 8:14 PM CDT
Civil Twilight 6:19 AM CDT 8:39 PM CDT
Nautical Twilight 5:49 AM CDT 9:09 PM CDT
Astronomical Twilight 5:18 AM CDT 9:40 PM CDT
Moon 1:56 PM CDT (5/18) 1:57 AM CDT (5/18)
Length of Visible Light 14h 19m
Length of Day
13h 29m
First Quarter, 55% of the Moon is Illuminated
May 18
First Quarter
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:28 AM 77.0 °F - 73.4 °F 89% 29.87 in 10.0 mi SE 13.8 mph - N/A   Partly Cloudy
12:44 AM 77.0 °F - 73.4 °F 89% 29.87 in 10.0 mi SE 13.8 mph - N/A   Mostly Cloudy
12:53 AM 77.0 °F - 73.9 °F 90% 29.87 in 10.0 mi SE 12.7 mph - N/A   Mostly Cloudy
1:42 AM 78.8 °F - 73.4 °F 83% 29.87 in 10.0 mi SE 17.3 mph 23.0 mph N/A   Overcast
1:53 AM 78.1 °F - 73.9 °F 87% 29.86 in 10.0 mi SE 15.0 mph 25.3 mph N/A   Overcast
2:53 AM 78.1 °F - 73.9 °F 87% 29.85 in 10.0 mi SE 12.7 mph - N/A   Overcast
3:53 AM 78.1 °F - 73.9 °F 87% 29.85 in 9.0 mi SSE 13.8 mph - N/A   Mostly Cloudy
4:53 AM 78.1 °F - 73.9 °F 87% 29.83 in 8.0 mi SE 15.0 mph - N/A   Overcast
5:53 AM 78.1 °F - 73.9 °F 87% 29.83 in 7.0 mi SE 17.3 mph - N/A   Overcast
6:53 AM 77.0 °F - 73.0 °F 88% 29.83 in 6.0 mi SE 19.6 mph 26.5 mph N/A   Overcast
7:15 AM 77.0 °F - 73.4 °F 89% 29.84 in 5.0 mi SE 17.3 mph - N/A   Overcast
7:53 AM 78.1 °F - 73.9 °F 87% 29.85 in 4.0 mi SE 17.3 mph - N/A   Overcast
8:34 AM 78.8 °F - 73.4 °F 83% 29.87 in 5.0 mi SE 16.1 mph 23.0 mph N/A   Haze
8:53 AM 80.1 °F 84.5 °F 73.9 °F 81% 29.87 in 5.0 mi SSE 19.6 mph - N/A   Haze
9:10 AM 80.6 °F 85.4 °F 73.4 °F 79% 29.88 in 6.0 mi SE 18.4 mph 23.0 mph N/A   Haze
9:42 AM 82.4 °F 88.2 °F 73.4 °F 74% 29.88 in 7.0 mi SSE 18.4 mph 26.5 mph N/A   Partly Cloudy
9:53 AM 82.9 °F 88.8 °F 73.0 °F 72% 29.88 in 7.0 mi SSE 17.3 mph - N/A   Clear
10:53 AM 86.0 °F 93.0 °F 73.0 °F 65% 29.88 in 10.0 mi SSE 20.7 mph 26.5 mph N/A   Clear
11:53 AM 86.0 °F 92.2 °F 72.0 °F 63% 29.88 in 10.0 mi SSE 21.9 mph 25.3 mph N/A   Clear
12:53 PM 88.0 °F 92.9 °F 70.0 °F 55% 29.86 in 10.0 mi SSE 19.6 mph 27.6 mph N/A   Clear
1:53 PM 91.4 °F 98.4 °F 71.6 °F 52% 29.84 in 10.0 mi SSE 18.4 mph 27.6 mph N/A   Clear
2:53 PM 93.9 °F 100.3 °F 70.0 °F 46% 29.82 in 10.0 mi SE 21.9 mph 29.9 mph N/A   Clear
3:53 PM 93.0 °F 96.4 °F 66.9 °F 42% 29.80 in 10.0 mi SSE 21.9 mph - N/A   Clear
4:53 PM 93.2 °F 96.2 °F 66.2 °F 41% 29.80 in 10.0 mi SE 23.0 mph 32.2 mph N/A   Clear
5:53 PM 91.0 °F 93.8 °F 66.0 °F 44% 29.80 in 10.0 mi SE 19.6 mph 27.6 mph N/A   Clear
6:53 PM 88.0 °F 90.3 °F 66.0 °F 48% 29.77 in 10.0 mi SE 24.2 mph 32.2 mph N/A   Clear
7:53 PM 84.0 °F 89.0 °F 71.1 °F 65% 29.81 in 10.0 mi SE 18.4 mph - N/A   Clear
8:53 PM 82.0 °F 87.4 °F 73.0 °F 74% 29.83 in 10.0 mi SE 17.3 mph 23.0 mph N/A   Clear
9:53 PM 79.0 °F - 73.0 °F 82% 29.84 in 10.0 mi SE 16.1 mph - N/A   Clear
10:53 PM 78.8 °F - 73.4 °F 83% 29.86 in 10.0 mi SE 13.8 mph - N/A   Scattered Clouds
11:03 PM 78.8 °F - 73.4 °F 83% 29.86 in 10.0 mi SE 13.8 mph - N/A   Mostly Cloudy
11:53 PM 78.1 °F - 73.9 °F 87% 29.86 in 10.0 mi SE 15.0 mph 21.9 mph N/A   Overcast