Weather History for Arcata, CA

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Thursday, September 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 60 °F -  
Max Temperature 63 °F 63 °F 77 °F (2003)
Min Temperature 57 °F 47 °F 43 °F (2010)
Degree Days  
Heating Degree Days 5    
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 88    
Maximum Humidity 96    
Minimum Humidity 77    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 3 mph (NNW)    
Max Wind Speed 12 mph    
Max Gust Speed -    
Visibility 5 miles    
Events Fog    
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

Sep. 12, 2013 Rise Set
Actual Time 6:54 AM PDT 7:30 PM PDT
Civil Twilight 6:26 AM PDT 7:57 PM PDT
Nautical Twilight 5:53 AM PDT 8:30 PM PDT
Astronomical Twilight 5:20 AM PDT 9:03 PM PDT
Moon 2:30 PM PDT (9/12) No Moon Set
Length of Visible Light 13h 30m
Length of Day
12h 35m
Waxing Crescent, 51% of the Moon is Illuminated
Sep 12
Waxing Crescent
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 62.1 °F 57.9 °F 86% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 62.1 °F 57.0 °F 84% 30.01 in 8.0 mi North 3.5 mph - N/A   Overcast
2:53 AM 61.0 °F 57.9 °F 90% 30.00 in 5.0 mi Calm Calm - N/A   Overcast
3:12 AM 60.8 °F 57.2 °F 88% 29.99 in 2.5 mi Calm Calm - N/A   Overcast
3:20 AM 60.8 °F 57.2 °F 88% 29.99 in 4.0 mi Calm Calm - N/A   Overcast
3:53 AM 61.0 °F 57.9 °F 90% 30.00 in 5.0 mi North 3.5 mph - N/A   Overcast
4:04 AM 60.8 °F 57.2 °F 88% 29.98 in 7.0 mi North 3.5 mph - N/A   Overcast
4:53 AM 60.1 °F 57.9 °F 93% 29.99 in 3.0 mi NNW 3.5 mph - N/A   Overcast
5:03 AM 60.8 °F 57.2 °F 88% 29.98 in 2.5 mi NNW 3.5 mph - N/A   Overcast
5:13 AM 60.8 °F 57.2 °F 88% 29.98 in 3.0 mi NNW 4.6 mph - N/A   Overcast
5:34 AM 60.8 °F 57.2 °F 88% 29.98 in 2.0 mi NNW 4.6 mph - N/A   Overcast
5:53 AM 60.1 °F 57.9 °F 93% 29.99 in 2.0 mi NW 3.5 mph - N/A   Overcast
6:01 AM 60.8 °F 57.2 °F 88% 29.98 in 3.0 mi NNW 3.5 mph - N/A   Overcast
6:09 AM 60.8 °F 57.2 °F 88% 29.98 in 2.5 mi NNW 3.5 mph - N/A   Overcast
6:20 AM 59.0 °F 57.2 °F 94% 29.98 in 1.8 mi NNW 3.5 mph - N/A   Overcast
6:27 AM 59.0 °F 57.2 °F 94% 29.98 in 1.5 mi Calm Calm - N/A   Overcast
6:44 AM 59.0 °F 57.2 °F 94% 29.98 in 3.0 mi Calm Calm - N/A   Overcast
6:53 AM 59.0 °F 57.9 °F 96% 29.99 in 5.0 mi Calm Calm - N/A   Overcast
7:07 AM 59.0 °F 57.2 °F 94% 29.98 in 1.5 mi Calm Calm - N/A   Overcast
7:17 AM 59.0 °F 57.2 °F 94% 29.98 in 0.8 mi Calm Calm - N/A   Overcast
7:26 AM 59.0 °F 57.2 °F 94% 29.99 in 1.2 mi NW 3.5 mph - N/A   Overcast
7:35 AM 59.0 °F 57.2 °F 94% 29.99 in 0.5 mi Calm Calm - N/A Fog Fog
7:53 AM 59.0 °F 57.9 °F 96% 30.01 in 1.5 mi Calm Calm - N/A   Overcast
7:58 AM 60.8 °F 57.2 °F 88% 29.99 in 3.0 mi Calm Calm - N/A   Overcast
8:12 AM 60.8 °F 57.2 °F 88% 29.99 in 1.8 mi Calm Calm - N/A   Overcast
8:19 AM 60.8 °F 57.2 °F 88% 29.99 in 2.0 mi Calm Calm - N/A   Overcast
8:28 AM 60.8 °F 57.2 °F 88% 29.99 in 5.0 mi Calm Calm - N/A   Overcast
8:53 AM 60.1 °F 57.9 °F 93% 30.01 in 3.0 mi NW 3.5 mph - N/A   Overcast
9:00 AM 60.8 °F 57.2 °F 88% 29.99 in 2.0 mi NW 3.5 mph - N/A   Overcast
9:07 AM 60.8 °F 57.2 °F 88% 29.99 in 1.8 mi NW 3.5 mph - N/A   Overcast
9:12 AM 60.8 °F 57.2 °F 88% 29.99 in 3.0 mi NW 3.5 mph - N/A   Overcast
9:36 AM 60.8 °F 57.2 °F 88% 30.00 in 9.0 mi NW 4.6 mph - N/A   Overcast
9:53 AM 60.1 °F 57.9 °F 93% 30.01 in 6.0 mi NW 4.6 mph - N/A   Overcast
10:07 AM 60.8 °F 57.2 °F 88% 30.00 in 6.0 mi NNW 4.6 mph - N/A   Overcast
10:28 AM 60.8 °F 57.2 °F 88% 30.00 in 9.0 mi NNW 4.6 mph - N/A   Overcast
10:53 AM 61.0 °F 57.9 °F 90% 30.01 in 7.0 mi NNW 5.8 mph - N/A   Overcast
11:53 AM 62.1 °F 57.0 °F 84% 30.00 in 10.0 mi NNW 8.1 mph - N/A   Overcast
12:53 PM 63.0 °F 57.0 °F 81% 30.01 in 10.0 mi NNW 8.1 mph - N/A   Overcast
1:34 PM 62.6 °F 57.2 °F 82% 30.01 in 3.0 mi NNW 10.4 mph - N/A   Haze
1:53 PM 62.1 °F 57.0 °F 84% 30.03 in 4.0 mi NNW 9.2 mph - N/A   Haze
2:53 PM 62.1 °F 57.0 °F 84% 30.03 in 10.0 mi NW 11.5 mph - N/A   Overcast
3:01 PM 62.6 °F 55.4 °F 77% 30.01 in 10.0 mi NW 10.4 mph - N/A   Overcast
3:53 PM 62.1 °F 55.9 °F 80% 30.02 in 10.0 mi NNW 9.2 mph - N/A   Overcast
4:28 PM 60.8 °F 55.4 °F 82% 30.00 in 10.0 mi NNW 9.2 mph - N/A   Overcast
4:53 PM 60.1 °F 55.9 °F 86% 30.01 in 10.0 mi NNW 10.4 mph - N/A   Overcast
5:13 PM 60.8 °F 55.4 °F 82% 29.99 in 10.0 mi NNW 6.9 mph - N/A   Overcast
5:46 PM 59.0 °F 55.4 °F 88% 29.99 in 10.0 mi NNW 6.9 mph - N/A   Overcast
5:53 PM 59.0 °F 55.9 °F 90% 30.00 in 4.0 mi NNW 6.9 mph - N/A   Overcast
5:59 PM 57.2 °F 55.4 °F 94% 29.99 in 1.8 mi NW 5.8 mph - N/A   Overcast
6:09 PM 59.0 °F 55.4 °F 88% 29.98 in 3.0 mi NNW 4.6 mph - N/A   Overcast
6:39 PM 60.8 °F 55.4 °F 82% 29.98 in 10.0 mi NNW 4.6 mph - N/A   Overcast
6:53 PM 61.0 °F 55.9 °F 83% 29.99 in 10.0 mi NNW 4.6 mph - N/A   Overcast
7:31 PM 60.8 °F 55.4 °F 82% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
7:53 PM 60.1 °F 55.9 °F 86% 29.98 in 10.0 mi South 3.5 mph - N/A   Overcast
8:15 PM 60.8 °F 55.4 °F 82% 29.97 in 10.0 mi West 3.5 mph - N/A   Overcast
8:53 PM 59.0 °F 55.9 °F 90% 29.99 in 7.0 mi Calm Calm - N/A   Overcast
9:53 PM 60.1 °F 55.9 °F 86% 29.99 in 7.0 mi Calm Calm - N/A   Overcast
10:53 PM 57.9 °F 55.0 °F 90% 29.99 in 4.0 mi NNW 5.8 mph - N/A   Overcast
11:38 PM 57.2 °F 55.4 °F 94% 29.98 in 3.0 mi NNW 5.8 mph - N/A   Overcast
11:46 PM 57.2 °F 55.4 °F 94% 29.98 in 2.0 mi NNW 5.8 mph - N/A   Overcast
11:53 PM 57.9 °F 55.9 °F 93% 30.00 in 2.0 mi North 3.5 mph - N/A   Overcast