Weather History for Eureka, CA

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Monday, December 10, 1990

  Actual Average Record
Temperature  
Mean Temperature 50 °F 48 °F  
Max Temperature 51 °F 55 °F 69 °F (1973)
Min Temperature 47 °F 41 °F 25 °F (1932)
Degree Days  
Heating Degree Days 14 17  
Month to date heating degree days 169  
Since 1 July heating degree days 1591  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 48 °F    
Average Humidity 94    
Maximum Humidity 99    
Minimum Humidity 90    
Precipitation  
Precipitation 0.16 in 0.25 in 3.77 in (1939)
Month to date precipitation 2.58  
Year to date precipitation 34.79  
Since 1 July precipitation 11.51  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 6 mph (NNE)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 6 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 10, 1990 Rise Set
Actual Time 7:30 AM PST 4:48 PM PST
Civil Twilight 6:59 AM PST 5:19 PM PST
Nautical Twilight 6:24 AM PST 5:54 PM PST
Astronomical Twilight 5:51 AM PST 6:27 PM PST
Moon 1:26 AM PST (12/10) 12:57 PM PST (12/10)
Length of Visible Light 10h 20m
Length of Day
9h 18m
Waning Crescent, 33% of the Moon is Illuminated
Dec 10
Waning Crescent
Dec 16
New
Dec 24
First Quarter
Dec 31
Full
Jan 7
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
4:00 AM 50.4 °F 50.0 °F 99% 30.04 in 1.0 mi North 3.5 mph - 0.07 in Rain Light Rain
10:00 AM 51.4 °F 50.4 °F 96% 30.10 in 5.5 mi ESE 5.8 mph - 0.09 in Rain Light Rain
4:00 PM 50.7 °F 48.0 °F 90% 30.10 in 10.0 mi NNW 9.2 mph - N/A   Mostly Cloudy
10:00 PM 47.8 °F 45.1 °F 90% 30.19 in 7.0 mi North 9.2 mph - N/A   Mostly Cloudy