Weather History for Arcata, CA

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Monday, January 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 68 °F 54 °F 68 °F (2013)
Min Temperature 35 °F 39 °F 30 °F (2007)
Degree Days  
Heating Degree Days 14    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 35 °F    
Average Humidity 71    
Maximum Humidity 97    
Minimum Humidity 21    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.14 in    
Wind  
Wind Speed 4 mph (East)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
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

Jan. 21, 2013 Rise Set
Actual Time 7:35 AM PST 5:20 PM PST
Civil Twilight 7:05 AM PST 5:50 PM PST
Nautical Twilight 6:32 AM PST 6:23 PM PST
Astronomical Twilight 5:59 AM PST 6:56 PM PST
Moon 1:04 PM PST (1/21) 3:09 AM PST (1/21)
Length of Visible Light 10h 44m
Length of Day
9h 44m
Waxing Gibbous, 76% of the Moon is Illuminated
Jan 21
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 36.0 °F 33.3 °F 35.1 °F 97% 30.19 in 9.0 mi East 3.5 mph - N/A   Clear
1:53 AM 36.0 °F 32.1 °F 34.0 °F 93% 30.17 in 10.0 mi East 4.6 mph - N/A   Clear
2:53 AM 42.1 °F 37.1 °F 32.0 °F 67% 30.14 in 10.0 mi East 8.1 mph - N/A   Clear
3:53 AM 37.0 °F 31.6 °F 32.0 °F 82% 30.13 in 10.0 mi East 6.9 mph - N/A   Clear
4:53 AM 37.0 °F 32.4 °F 30.9 °F 79% 30.13 in 10.0 mi East 5.8 mph - N/A   Clear
5:53 AM 35.1 °F - 32.0 °F 89% 30.13 in 9.0 mi Calm Calm - N/A   Clear
6:53 AM 35.1 °F 30.1 °F 32.0 °F 89% 30.15 in 10.0 mi East 5.8 mph - N/A   Clear
7:53 AM 35.1 °F 30.1 °F 30.9 °F 85% 30.16 in 10.0 mi East 5.8 mph - N/A   Clear
8:53 AM 39.0 °F - 36.0 °F 89% 30.18 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 51.1 °F - 41.0 °F 68% 30.19 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 59.0 °F - 34.0 °F 39% 30.18 in 10.0 mi ENE 5.8 mph - N/A   Clear
11:53 AM 64.0 °F - 34.0 °F 33% 30.14 in 10.0 mi North - - N/A   Clear
12:53 PM 60.1 °F - 42.1 °F 51% 30.14 in 10.0 mi NNW 3.5 mph - N/A   Clear
1:53 PM 68.0 °F - 26.1 °F 21% 30.11 in 10.0 mi Calm Calm - N/A   Clear
2:53 PM 59.0 °F - 34.0 °F 39% 30.12 in 10.0 mi North 5.8 mph - N/A   Clear
3:53 PM 61.0 °F - 30.0 °F 31% 30.12 in 10.0 mi Calm Calm - N/A   Clear
4:53 PM 48.9 °F - 43.0 °F 80% 30.11 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 43.0 °F - 39.9 °F 89% 30.10 in 7.0 mi Calm Calm - N/A   Clear
6:53 PM 42.1 °F 39.2 °F 39.0 °F 89% 30.11 in 8.0 mi East 4.6 mph - N/A   Clear
7:53 PM 39.0 °F 36.8 °F 37.0 °F 93% 30.12 in 9.0 mi East 3.5 mph - N/A   Clear
8:53 PM 39.0 °F 35.7 °F 37.0 °F 93% 30.14 in 10.0 mi East 4.6 mph - N/A   Clear
9:53 PM 45.0 °F 41.2 °F 37.0 °F 74% 30.13 in 10.0 mi East 6.9 mph - N/A   Clear
10:53 PM 46.9 °F - 36.0 °F 66% 30.12 in 10.0 mi East 6.9 mph - N/A   Clear
11:53 PM 46.9 °F - 34.0 °F 61% 30.08 in 10.0 mi East 5.8 mph - N/A   Clear