Weather History for Twin Falls, ID

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Tuesday, May 12, 2009

  Actual Average Record
Temperature  
Mean Temperature 49 °F -  
Max Temperature 61 °F 69 °F 90 °F (2001)
Min Temperature 37 °F 42 °F 30 °F (1981)
Degree Days  
Heating Degree Days 16 10  
Month to date heating degree days 160 139  
Since 1 July heating degree days 5649 5937  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1 1  
Moisture  
Dew Point 26 °F    
Average Humidity 38    
Maximum Humidity 56    
Minimum Humidity 19    
Precipitation  
Precipitation 0.00 in 0.03 in 0.31 in (1980)
Month to date precipitation 0.66 0.54  
Year to date precipitation 3.85 4.51  
Sea Level Pressure  
Sea Level Pressure 29.78 in    
Wind  
Wind Speed 20 mph (WSW)    
Max Wind Speed 33 mph    
Max Gust Speed 40 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

May. 12, 2009 Rise Set
Actual Time 6:19 AM MDT 8:50 PM MDT
Civil Twilight 5:47 AM MDT 9:22 PM MDT
Nautical Twilight 5:07 AM MDT 10:02 PM MDT
Astronomical Twilight 4:22 AM MDT 10:47 PM MDT
Moon No Moon Rise 8:32 AM MDT (5/12)
Length of Visible Light 15h 35m
Length of Day
14h 31m
Waning Gibbous, 88% of the Moon is Illuminated
May 12
Waning Gibbous
May 17
Last Quarter
May 24
New
May 30
First Quarter
Jun 7
Full

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F - 35.1 °F 57% 29.68 in 10.0 mi South 9.2 mph - N/A   Clear
1:53 AM 50.0 °F - 35.1 °F 57% 29.67 in 10.0 mi South 10.4 mph - N/A   Clear
2:53 AM 50.0 °F - 35.1 °F 57% 29.66 in 10.0 mi South 13.8 mph - N/A   Clear
3:53 AM 48.9 °F - 33.1 °F 54% 29.66 in 10.0 mi South 11.5 mph - N/A   Clear
4:53 AM 50.0 °F - 32.0 °F 50% 29.67 in 10.0 mi South 12.7 mph - N/A   Clear
6:53 AM 50.0 °F - 33.1 °F 52% 29.70 in 10.0 mi SSW 12.7 mph - N/A   Overcast
7:53 AM 52.0 °F - 30.9 °F 45% 29.72 in 10.0 mi South 12.7 mph 20.7 mph N/A   Mostly Cloudy
8:53 AM 53.1 °F - 33.1 °F 47% 29.75 in 10.0 mi WSW 12.7 mph 18.4 mph N/A   Mostly Cloudy
9:53 AM 55.0 °F - 33.1 °F 43% 29.78 in 10.0 mi West 25.3 mph 29.9 mph N/A   Clear
10:53 AM 57.0 °F - 32.0 °F 39% 29.79 in 10.0 mi West 23.0 mph 33.4 mph N/A   Partly Cloudy
11:53 AM 57.9 °F - 30.0 °F 35% 29.79 in 10.0 mi WNW 24.2 mph 32.2 mph N/A   Clear
12:53 PM 57.9 °F - 28.9 °F 33% 29.79 in 10.0 mi West 26.5 mph 34.5 mph N/A   Clear
1:53 PM 59.0 °F - 21.9 °F 24% 29.78 in 10.0 mi West 28.8 mph 38.0 mph N/A   Clear
2:53 PM 60.1 °F - 19.0 °F 20% 29.79 in 10.0 mi WNW 20.7 mph 29.9 mph N/A   Clear
3:53 PM 60.1 °F - 18.0 °F 20% 29.79 in 10.0 mi WNW 27.6 mph 39.1 mph N/A   Clear
4:53 PM 59.0 °F - 18.0 °F 20% 29.78 in 10.0 mi WNW 23.0 mph 38.0 mph N/A   Clear
5:53 PM 57.9 °F - 17.1 °F 20% 29.78 in 10.0 mi WNW 24.2 mph 36.8 mph N/A   Clear
6:53 PM 55.9 °F - 15.1 °F 20% 29.80 in 10.0 mi West 31.1 mph 36.8 mph N/A   Clear
7:53 PM 51.1 °F - 17.1 °F 26% 29.84 in 10.0 mi WNW 24.2 mph 36.8 mph N/A   Clear
8:53 PM 46.9 °F - 18.0 °F 32% 29.88 in 10.0 mi West 27.6 mph 36.8 mph N/A   Clear
9:53 PM 45.0 °F 37.1 °F 19.0 °F 36% 29.92 in 10.0 mi West 19.6 mph 32.2 mph N/A   Clear
10:53 PM 41.0 °F 33.9 °F 19.0 °F 41% 29.99 in 10.0 mi SW 12.7 mph - N/A   Clear
11:53 PM 39.9 °F 31.1 °F 19.0 °F 43% 30.01 in 10.0 mi WSW 17.3 mph - N/A   Clear