Stampede Pass, WA
on Monday, December 31, 2012

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Daily Summary
 ActualAverage (KEAT)Record (KEAT)
Temperature
Mean Temperature °F / °C 27°F / -3°C  
Max Temperature 17°F / -8°C 31°F / -1°C 49°F / 9°C (1998)
Min Temperature 15°F / -9°C 23°F / -5°C -13°F / -25°C (1968)
Degree Days
Heating Degree Days 49 38  
Month to date heating degree days 1145  
Since 1 July heating degree days 2520  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 790  
Moisture
Dew Point 13°F / -11°C   
Average Humidity 85    
Maximum Humidity 93    
Minimum Humidity 79    
Precipitation
Precipitation 0.00 in / 0.00 cm 0.04 in / 1.02 cm 0.75 in / 1.90 cm (1996)
Month to date precipitation 1.40  
Year to date precipitation 8.01  
Wind
Wind Speed 4 mph / 6 km/h   
Max Wind Speed 7 mph / 11 km/h   
Max Gust Speed mph / km/h   
Visibility 2 miles / 3 kilometers   
Events Fog   

Key: T is trace of precipitation, MM is missing value
Source: NWS Daily Summary
Time(PST)TemperatureDew PointHumidity Pressure Visibility Wind DirectionWind SpeedGust SpeedPrecipitationEvents Conditions
2:48 AM 17.6°F / -8.0°C 14.0°F / -10.0°C 86% 30.14 in / 1020.5 hPa 4.0 miles / 6.4 kilometers Variable 3.5 mph / 5.6 km/h - N/A   Overcast
4:45 AM 17.6°F / -8.0°C 15.8°F / -9.0°C 93% 30.12 in / 1019.9 hPa 6.0 miles / 9.7 kilometers Calm Calm - N/A   Overcast
7:28 AM 15.8°F / -9.0°C 12.2°F / -11.0°C 86% 30.12 in / 1019.9 hPa 1.5 miles / 2.4 kilometers North - - N/A   Overcast
8:23 AM 15.8°F / -9.0°C 10.4°F / -12.0°C 79% 30.13 in / 1020.2 hPa 0.8 miles / 1.2 kilometers North 4.6 mph / 7.4 km/h - N/A   Mist
11:56 AM 16.0°F / -8.9°C 12.0°F / -11.1°C 84% 30.31 in / 1026.2 hPa 0.2 miles / 0.4 kilometers North - - N/A Fog Light Freezing Fog
7:56 PM 16.0°F / -8.9°C 12.0°F / -11.1°C 84% 30.41 in / 1029.6 hPa 0.8 miles / 1.2 kilometers East 6.9 mph / 11.1 km/h - N/A   Mist
9:26 PM 15.8°F / -9.0°C 12.2°F / -11.0°C 86% 30.26 in / 1024.6 hPa 1.2 miles / 2.0 kilometers East 6.9 mph / 11.1 km/h - N/A   Overcast
11:48 PM 15.8°F / -9.0°C 12.2°F / -11.0°C 86% 30.30 in / 1026.0 hPa 0.5 miles / 0.8 kilometers North - - N/A Fog Light Freezing Fog
Moon Phase
Dec. 31 Jan. 04 Jan. 11 Jan. 18 Jan. 26
Sunrise:07:52 AM (PST) Moon Rise:08:16 PM (PST)12/31
Sunset:04:25 PM (PST) Moon Set:09:22 AM (PST)12/31

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