Weather History for Hermiston, OR

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Friday, December 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 38 °F -  
Max Temperature 44 °F 36 °F 70 °F (1933)
Min Temperature 32 °F 24 °F -12 °F (1990)
Degree Days  
Heating Degree Days 27    
Moisture  
Dew Point 36 °F    
Average Humidity 91    
Maximum Humidity 100    
Minimum Humidity 82    
Precipitation  
Precipitation 0.11 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.80 in    
Wind  
Wind Speed 5 mph (East)    
Max Wind Speed 12 mph    
Max Gust Speed -    
Visibility 8 miles    
Events Fog , Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 21, 2012 Rise Set
Actual Time 7:35 AM PST 4:15 PM PST
Civil Twilight 7:01 AM PST 4:49 PM PST
Nautical Twilight 6:23 AM PST 5:27 PM PST
Astronomical Twilight 5:46 AM PST 6:04 PM PST
Moon 12:16 PM PST (12/21) 1:14 AM PST (12/21)
Length of Visible Light 9h 48m
Length of Day
8h 39m
Waxing Gibbous, 66% of the Moon is Illuminated
Dec 21
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:08 AM 39.2 °F 35.9 °F 37.4 °F 93% 29.87 in 10.0 mi SE 4.6 mph - 0.00 in Rain Light Rain
12:53 AM 39.0 °F 33.4 °F 37.0 °F 93% 29.88 in 9.0 mi SE 8.1 mph - 0.02 in Rain Light Rain
1:53 AM 39.0 °F 34.0 °F 37.0 °F 93% 29.87 in 10.0 mi SSE 6.9 mph - 0.02 in Rain Light Rain
2:53 AM 39.0 °F 34.0 °F 37.0 °F 93% 29.86 in 10.0 mi SE 6.9 mph - 0.00 in   Overcast
3:53 AM 39.0 °F 31.8 °F 36.0 °F 89% 29.85 in 10.0 mi SE 11.5 mph - N/A   Mostly Cloudy
4:53 AM 37.9 °F 33.5 °F 35.1 °F 89% 29.83 in 10.0 mi ESE 5.8 mph - N/A   Mostly Cloudy
5:53 AM 37.9 °F 33.5 °F 35.1 °F 89% 29.83 in 10.0 mi ENE 5.8 mph - N/A   Overcast
6:53 AM 37.9 °F 35.5 °F 35.1 °F 89% 29.84 in 10.0 mi NE 3.5 mph - N/A   Overcast
7:53 AM 37.9 °F - 35.1 °F 89% 29.86 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 39.0 °F - 37.0 °F 93% 29.86 in 5.0 mi Calm Calm - 0.02 in Rain Light Rain
9:53 AM 41.0 °F 39.0 °F 37.9 °F 89% 29.86 in 10.0 mi NE 3.5 mph - 0.01 in   Mostly Cloudy
10:53 AM 43.0 °F 40.3 °F 39.0 °F 86% 29.84 in 10.0 mi NE 4.6 mph - N/A   Overcast
11:53 AM 43.0 °F 41.3 °F 39.0 °F 86% 29.82 in 10.0 mi North 3.5 mph - N/A   Overcast
12:53 PM 44.1 °F 40.8 °F 39.0 °F 82% 29.79 in 10.0 mi NE 5.8 mph - N/A   Clear
1:53 PM 44.1 °F - 39.9 °F 85% 29.79 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:53 PM 43.0 °F 40.3 °F 39.9 °F 89% 29.78 in 10.0 mi North 4.6 mph - N/A   Overcast
3:53 PM 41.0 °F 35.2 °F 37.0 °F 86% 29.76 in 10.0 mi NE 9.2 mph - N/A   Clear
4:53 PM 41.0 °F 38.0 °F 36.0 °F 82% 29.77 in 10.0 mi NNE 4.6 mph - N/A   Overcast
5:53 PM 39.9 °F 35.8 °F 37.9 °F 93% 29.78 in 6.0 mi NW 5.8 mph - 0.02 in Rain Rain
6:53 PM 39.0 °F 34.8 °F 37.0 °F 93% 29.75 in 9.0 mi ENE 5.8 mph - 0.02 in   Overcast
7:53 PM 39.9 °F 33.9 °F 37.9 °F 93% 29.75 in 10.0 mi NE 9.2 mph - N/A   Scattered Clouds
8:53 PM 37.9 °F 34.4 °F 35.1 °F 89% 29.75 in 10.0 mi NNE 4.6 mph - N/A   Clear
9:53 PM 34.0 °F 29.8 °F 33.1 °F 96% 29.75 in 10.0 mi SSW 4.6 mph - N/A   Clear
10:30 PM 33.8 °F 28.6 °F 32.0 °F 93% 29.73 in 1.5 mi SSE 5.8 mph - N/A   Partly Cloudy
10:33 PM 33.8 °F 28.6 °F 33.8 °F 100% 29.73 in 0.8 mi SSE 5.8 mph - N/A   Mist
10:51 PM 33.8 °F 27.0 °F 33.8 °F 100% 29.73 in 0.2 mi SSW 8.1 mph - N/A Fog Fog
10:53 PM 33.1 °F 27.7 °F 33.1 °F 100% 29.74 in 0.2 mi SSW 5.8 mph - N/A Fog Fog
11:43 PM 32.0 °F 28.7 °F 32.0 °F 100% 29.73 in 0.2 mi SE 3.5 mph - N/A Fog Fog
11:53 PM 33.1 °F - 32.0 °F 96% 29.74 in 0.5 mi Calm Calm - N/A Fog Fog