Weather History for Harlingen, TX

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Monday, December 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 72 °F 59 °F  
Max Temperature 80 °F 70 °F 89 °F (1921)
Min Temperature 64 °F 48 °F 24 °F (1949)
Degree Days  
Heating Degree Days 0 7  
Month to date heating degree days 101 191  
Since 1 July heating degree days 113 248  
Cooling Degree Days 7 2  
Month to date cooling degree days 151 58  
Year to date cooling degree days 4861 3992  
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 62 °F    
Average Humidity 71    
Maximum Humidity 87    
Minimum Humidity 54    
Precipitation  
Precipitation T in 0.01 in 1.22 in (1981)
Month to date precipitation 0.46 1.26  
Year to date precipitation 14.05 25.18  
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 15 mph (South)    
Max Wind Speed 31 mph    
Max Gust Speed 38 mph    
Visibility 10 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

Dec. 31, 2012 Rise Set
Actual Time 7:18 AM CST 5:49 PM CST
Civil Twilight 6:52 AM CST 6:15 PM CST
Nautical Twilight 6:24 AM CST 6:43 PM CST
Astronomical Twilight 5:55 AM CST 7:12 PM CST
Moon 9:00 PM CST (12/31) 9:18 AM CST (12/31)
Length of Visible Light 11h 22m
Length of Day
10h 31m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 31
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (CST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 68.0 °F 59.0 °F 73% 30.12 in 10.0 mi SSE 11.5 mph - N/A   Overcast
1:52 AM 66.9 °F 60.1 °F 79% 30.08 in 10.0 mi SSE 13.8 mph - N/A   Overcast
2:30 AM 68.0 °F 60.8 °F 78% 30.08 in 10.0 mi SSE 15.0 mph - N/A   Overcast
2:52 AM 66.9 °F 61.0 °F 81% 30.07 in 10.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
3:28 AM 68.0 °F 62.6 °F 83% 30.07 in 10.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
3:52 AM 68.0 °F 62.1 °F 81% 30.05 in 10.0 mi SSE 10.4 mph - N/A   Overcast
4:10 AM 69.8 °F 62.6 °F 78% 30.05 in 10.0 mi South 18.4 mph - N/A   Overcast
4:52 AM 66.9 °F 62.1 °F 84% 30.04 in 10.0 mi South 15.0 mph - N/A   Overcast
5:08 AM 66.2 °F 62.6 °F 88% 30.04 in 10.0 mi South 11.5 mph - N/A   Overcast
5:26 AM 66.2 °F 62.6 °F 88% 30.04 in 10.0 mi South 9.2 mph - N/A   Overcast
5:52 AM 66.0 °F 61.0 °F 84% 30.04 in 10.0 mi South 12.7 mph - N/A   Overcast
6:52 AM 64.9 °F 60.1 °F 84% 30.03 in 10.0 mi South 6.9 mph - 0.00 in   Overcast
7:25 AM 64.4 °F 60.8 °F 88% 30.02 in 10.0 mi SSE 8.1 mph - N/A   Mostly Cloudy
7:52 AM 64.4 °F 60.8 °F 88% 30.03 in 10.0 mi SSE 6.9 mph - N/A   Scattered Clouds
8:04 AM 66.2 °F 60.8 °F 83% 30.03 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
8:52 AM 68.0 °F 62.1 °F 81% 30.03 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
9:52 AM 72.0 °F 62.1 °F 71% 30.04 in 10.0 mi South 16.1 mph 23.0 mph N/A   Overcast
10:52 AM 75.0 °F 62.1 °F 64% 30.03 in 10.0 mi South 20.7 mph 26.5 mph N/A   Overcast
11:52 AM 78.1 °F 62.1 °F 58% 29.99 in 10.0 mi South 20.7 mph 29.9 mph N/A   Overcast
12:52 PM 79.0 °F 63.0 °F 58% 29.95 in 10.0 mi South 21.9 mph 29.9 mph N/A   Overcast
1:52 PM 78.1 °F 61.0 °F 56% 29.91 in 10.0 mi South 26.5 mph 32.2 mph N/A   Mostly Cloudy
2:52 PM 77.0 °F 62.1 °F 60% 29.89 in 10.0 mi South 21.9 mph 28.8 mph N/A   Partly Cloudy
3:52 PM 77.0 °F 63.0 °F 62% 29.89 in 10.0 mi South 24.2 mph 33.4 mph N/A   Partly Cloudy
4:52 PM 75.2 °F 62.6 °F 65% 29.88 in 10.0 mi South 20.7 mph 28.8 mph N/A   Clear
5:52 PM 73.9 °F 63.0 °F 68% 29.89 in 10.0 mi SSE 16.1 mph - N/A   Clear
6:52 PM 72.0 °F 64.0 °F 76% 29.91 in 10.0 mi South 15.0 mph - N/A   Partly Cloudy
7:52 PM 72.0 °F 64.0 °F 76% 29.92 in 10.0 mi South 12.7 mph - N/A   Clear
8:29 PM 71.6 °F 64.4 °F 78% 29.92 in 10.0 mi South 16.1 mph - N/A   Mostly Cloudy
8:52 PM 72.0 °F 64.9 °F 78% 29.93 in 10.0 mi South 13.8 mph - N/A   Scattered Clouds
9:52 PM 72.0 °F 64.9 °F 78% 29.94 in 10.0 mi South 10.4 mph - N/A   Clear
10:52 PM 71.1 °F 64.9 °F 81% 29.94 in 10.0 mi South 10.4 mph - N/A   Partly Cloudy
11:14 PM 71.6 °F 64.4 °F 78% 29.94 in 10.0 mi South 12.7 mph - N/A   Mostly Cloudy
11:36 PM 71.6 °F 64.4 °F 78% 29.93 in 10.0 mi South 11.5 mph - N/A   Overcast
11:52 PM 72.0 °F 64.9 °F 78% 29.93 in 10.0 mi South 13.8 mph - N/A   Overcast