Weather History for Arcata, CA

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Thursday, September 19, 2013

  Actual Average Record
Temperature  
Mean Temperature 54 °F -  
Max Temperature 63 °F 62 °F 86 °F (2000)
Min Temperature 48 °F 46 °F 41 °F (2007)
Degree Days  
Heating Degree Days 10    
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 88    
Maximum Humidity 100    
Minimum Humidity 72    
Precipitation  
Precipitation 0.01 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.92 in    
Wind  
Wind Speed 2 mph (East)    
Max Wind Speed 12 mph    
Max Gust Speed -    
Visibility 7 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

Sep. 19, 2013 Rise Set
Actual Time 7:01 AM PDT 7:18 PM PDT
Civil Twilight 6:33 AM PDT 7:45 PM PDT
Nautical Twilight 6:01 AM PDT 8:17 PM PDT
Astronomical Twilight 5:28 AM PDT 8:50 PM PDT
Moon 7:19 PM PDT (9/19) 7:17 AM PDT (9/19)
Length of Visible Light 13h 11m
Length of Day
12h 16m
Full, 100% of the Moon is Illuminated
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F 46.9 °F 89% 29.98 in 7.0 mi Calm Calm - N/A   Clear
1:53 AM 48.9 °F 46.9 °F 93% 29.97 in 10.0 mi Calm Calm - N/A   Clear
2:22 AM 48.2 °F 44.6 °F 87% 29.96 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:31 AM 48.2 °F 46.4 °F 93% 29.96 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 AM 51.1 °F 48.0 °F 89% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
3:07 AM 51.8 °F 48.2 °F 88% 29.95 in 10.0 mi East 4.6 mph - N/A   Overcast
3:53 AM 52.0 °F 50.0 °F 93% 29.95 in 6.0 mi Calm Calm - N/A   Overcast
4:23 AM 53.6 °F 51.8 °F 94% 29.93 in 1.8 mi East 3.5 mph - N/A   Overcast
4:50 AM 53.6 °F 51.8 °F 94% 29.92 in 0.8 mi ESE 3.5 mph - N/A   Mist
4:53 AM 53.1 °F 51.1 °F 93% 29.94 in 0.8 mi Calm Calm - N/A   Mist
5:29 AM 53.6 °F 51.8 °F 94% 29.92 in 1.0 mi Calm Calm - N/A   Mist
5:53 AM 51.1 °F 48.9 °F 92% 29.94 in 1.5 mi ESE 3.5 mph - N/A   Overcast
5:59 AM 50.0 °F 48.2 °F 94% 29.92 in 3.0 mi East 3.5 mph - N/A   Mostly Cloudy
6:10 AM 50.0 °F 48.2 °F 94% 29.92 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
6:37 AM 50.0 °F 48.2 °F 94% 29.92 in 6.0 mi East 4.6 mph - N/A   Mostly Cloudy
6:49 AM 50.0 °F 48.2 °F 94% 29.91 in 1.8 mi East 4.6 mph - 0.01 in   Overcast
6:50 AM 50.0 °F 48.9 °F 96% 29.93 in 1.8 mi East 4.6 mph - 0.01 in   Overcast
7:00 AM 51.8 °F 48.2 °F 88% 29.91 in 3.0 mi Calm Calm - N/A   Overcast
7:53 AM 51.1 °F 50.0 °F 96% 29.94 in 4.0 mi ESE 3.5 mph - N/A   Overcast
8:01 AM 51.8 °F 50.0 °F 94% 29.92 in 1.8 mi SE 3.5 mph - N/A   Overcast
8:15 AM 51.8 °F 51.8 °F 100% 29.92 in 3.0 mi SSE 4.6 mph - N/A   Overcast
8:53 AM 53.1 °F 52.0 °F 96% 29.95 in 4.0 mi SE 5.8 mph - N/A   Overcast
9:53 AM 55.9 °F 52.0 °F 87% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
10:09 AM 57.2 °F 51.8 °F 82% 29.93 in 10.0 mi SSW 3.5 mph - N/A   Overcast
10:53 AM 59.0 °F 52.0 °F 78% 29.95 in 10.0 mi West 5.8 mph - N/A   Overcast
11:53 AM 57.9 °F 52.0 °F 81% 29.96 in 10.0 mi WNW 5.8 mph - N/A   Overcast
12:53 PM 60.1 °F 53.1 °F 78% 29.94 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
1:19 PM 60.8 °F 53.6 °F 77% 29.91 in 10.0 mi NW 5.8 mph - N/A   Scattered Clouds
1:53 PM 61.0 °F 53.1 °F 75% 29.92 in 10.0 mi NW 8.1 mph - N/A   Clear
2:53 PM 60.1 °F 53.1 °F 78% 29.92 in 10.0 mi NW 8.1 mph - N/A   Clear
3:53 PM 61.0 °F 53.1 °F 75% 29.91 in 10.0 mi WNW 6.9 mph - N/A   Clear
4:53 PM 61.0 °F 52.0 °F 72% 29.89 in 10.0 mi NW 8.1 mph - N/A   Clear
5:53 PM 60.1 °F 52.0 °F 75% 29.89 in 10.0 mi NW 11.5 mph - N/A   Clear
6:53 PM 57.9 °F 52.0 °F 81% 29.88 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 55.9 °F 51.1 °F 84% 29.87 in 10.0 mi SE 3.5 mph - N/A   Clear
8:53 PM 54.0 °F 50.0 °F 86% 29.88 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 52.0 °F 48.0 °F 86% 29.86 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 50.0 °F 46.9 °F 89% 29.86 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 50.0 °F 48.0 °F 93% 29.86 in 10.0 mi Calm Calm - N/A   Clear