Weather History for Arcata, CA

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Wednesday, August 14, 2013

  Actual Average Record
Temperature  
Mean Temperature 58 °F -  
Max Temperature 73 °F 62 °F 73 °F (2013)
Min Temperature 46 °F 50 °F 46 °F (2007)
Degree Days  
Heating Degree Days 6    
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 93    
Maximum Humidity 100    
Minimum Humidity 56    
Precipitation  
Precipitation 0.01 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 2 mph (SSE)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 4 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

Aug. 14, 2013 Rise Set
Actual Time 6:25 AM PDT 8:15 PM PDT
Civil Twilight 5:55 AM PDT 8:45 PM PDT
Nautical Twilight 5:19 AM PDT 9:21 PM PDT
Astronomical Twilight 4:41 AM PDT 9:59 PM PDT
Moon 2:34 PM PDT (8/14) No Moon Set
Length of Visible Light 14h 49m
Length of Day
13h 50m
First Quarter, 54% of the Moon is Illuminated
Aug 14
First Quarter
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 48.9 °F - 48.0 °F 97% 30.06 in 10.0 mi Calm Calm - N/A   Clear
1:38 AM 46.4 °F - 46.4 °F 100% 30.04 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:44 AM 46.4 °F 45.2 °F 46.4 °F 100% 30.04 in 4.0 mi South 3.5 mph - N/A   Mostly Cloudy
1:47 AM 48.2 °F - 46.4 °F 93% 30.04 in 1.8 mi SSE 3.5 mph - N/A   Mostly Cloudy
1:50 AM 48.2 °F - 48.2 °F 100% 30.04 in 0.8 mi SSE 3.5 mph - N/A   Mist
1:53 AM 48.9 °F - 48.0 °F 97% 30.06 in 0.5 mi SSE 4.6 mph - N/A Fog Fog
1:55 AM 50.0 °F - 48.2 °F 94% 30.04 in 0.2 mi SSE 3.5 mph - N/A Fog Fog
2:13 AM 51.8 °F - 51.8 °F 100% 30.04 in 0.2 mi Calm Calm - 0.01 in Fog Fog
2:34 AM 51.8 °F - 51.8 °F 100% 30.02 in 0.5 mi ESE 3.5 mph - 0.01 in Fog Fog
2:42 AM 51.8 °F - 51.8 °F 100% 30.02 in 0.5 mi ESE 4.6 mph - 0.01 in Fog Fog
2:51 AM 51.8 °F - 51.8 °F 100% 30.01 in 0.2 mi ESE 3.5 mph - 0.01 in Fog Fog
2:53 AM 51.1 °F - 51.1 °F 100% 30.03 in 0.2 mi East 3.5 mph - 0.01 in Fog Fog
3:00 AM 51.8 °F - 51.8 °F 100% 30.01 in 0.5 mi East 3.5 mph - N/A Fog Fog
3:13 AM 50.0 °F - 48.2 °F 94% 30.00 in 1.0 mi ESE 4.6 mph - N/A   Mist
3:18 AM 48.2 °F - 48.2 °F 100% 29.99 in 3.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
3:29 AM 48.2 °F - 48.2 °F 100% 30.00 in 8.0 mi Calm Calm - N/A   Scattered Clouds
3:38 AM 50.0 °F - 48.2 °F 94% 30.01 in 1.2 mi West 3.5 mph - N/A   Scattered Clouds
3:40 AM 50.0 °F - 48.2 °F 94% 30.01 in 0.8 mi Calm Calm - N/A   Mist
3:44 AM 50.0 °F - 50.0 °F 100% 30.01 in 0.2 mi Calm Calm - N/A Fog Fog
3:53 AM 50.0 °F - 50.0 °F 100% 30.03 in 0.2 mi Calm Calm - N/A Fog Fog
4:06 AM 50.0 °F - 50.0 °F 100% 30.00 in 0.2 mi ENE 4.6 mph - N/A Fog Fog
4:29 AM 48.2 °F - 48.2 °F 100% 30.00 in 0.8 mi Calm Calm - N/A   Mist
4:35 AM 48.2 °F - 48.2 °F 100% 30.00 in 2.5 mi ESE 3.5 mph - N/A   Mostly Cloudy
4:42 AM 48.2 °F - 48.2 °F 100% 30.00 in 9.0 mi South 3.5 mph - N/A   Mostly Cloudy
4:49 AM 46.4 °F - 46.4 °F 100% 30.00 in 9.0 mi Calm Calm - N/A   Scattered Clouds
4:53 AM 48.0 °F - 48.0 °F 100% 30.02 in 8.0 mi South 3.5 mph - N/A   Scattered Clouds
4:58 AM 48.2 °F - 48.2 °F 100% 30.01 in 1.5 mi Calm Calm - N/A   Scattered Clouds
5:00 AM 48.2 °F - 48.2 °F 100% 30.01 in 0.8 mi Calm Calm - N/A   Mist
5:07 AM 48.2 °F - 48.2 °F 100% 30.01 in 0.2 mi Calm Calm - N/A Fog Fog
5:53 AM 46.9 °F - 46.9 °F 100% 30.03 in 0.2 mi Calm Calm - N/A Fog Fog
5:57 AM 46.4 °F - 46.4 °F 100% 30.01 in 1.0 mi Calm Calm - N/A   Mist
6:02 AM 46.4 °F - 46.4 °F 100% 30.01 in 3.0 mi Calm Calm - N/A   Scattered Clouds
6:13 AM 46.4 °F - 44.6 °F 93% 30.02 in 1.8 mi Calm Calm - N/A   Scattered Clouds
6:23 AM 46.4 °F - 46.4 °F 100% 30.02 in 1.5 mi Calm Calm - N/A   Mostly Cloudy
6:28 AM 46.4 °F - 46.4 °F 100% 30.02 in 0.5 mi Calm Calm - N/A Fog Fog
6:36 AM 48.2 °F - 48.2 °F 100% 30.03 in 0.2 mi Calm Calm - N/A Fog Fog
6:46 AM 48.2 °F - 48.2 °F 100% 30.03 in 0.2 mi Calm Calm - N/A Fog Fog
6:53 AM 48.9 °F - 48.0 °F 97% 30.05 in 0.2 mi East 3.5 mph - N/A Fog Fog
7:08 AM 48.2 °F - 48.2 °F 100% 30.03 in 0.2 mi East 4.6 mph - N/A Fog Fog
7:29 AM 50.0 °F - 50.0 °F 100% 30.03 in 0.2 mi Calm Calm - N/A Fog Fog
7:42 AM 50.0 °F - 50.0 °F 100% 30.03 in 0.2 mi SE 4.6 mph - N/A Fog Fog
7:46 AM 50.0 °F - 50.0 °F 100% 30.03 in 0.2 mi SSE 3.5 mph - N/A Fog Fog
7:53 AM 50.0 °F - 50.0 °F 100% 30.05 in 0.2 mi SE 3.5 mph - N/A Fog Fog
7:59 AM 51.8 °F - 51.8 °F 100% 30.03 in 1.0 mi South 3.5 mph - N/A   Mist
8:02 AM 51.8 °F - 51.8 °F 100% 30.03 in 0.5 mi SSE 3.5 mph - N/A Fog Fog
8:09 AM 51.8 °F - 51.8 °F 100% 30.03 in 0.2 mi SSW 4.6 mph - N/A Fog Fog
8:16 AM 51.8 °F - 51.8 °F 100% 30.03 in 0.2 mi South 4.6 mph - N/A Fog Fog
8:26 AM 51.8 °F - 51.8 °F 100% 30.03 in 0.2 mi South 3.5 mph - N/A Fog Fog
8:30 AM 51.8 °F - 51.8 °F 100% 30.03 in 0.5 mi SSE 4.6 mph - N/A Fog Fog
8:42 AM 51.8 °F - 51.8 °F 100% 30.03 in 1.8 mi South 4.6 mph - N/A   Overcast
8:50 AM 53.6 °F - 53.6 °F 100% 30.03 in 2.5 mi South 4.6 mph - N/A   Overcast
8:53 AM 53.1 °F - 53.1 °F 100% 30.05 in 4.0 mi South 4.6 mph - N/A   Overcast
9:16 AM 55.4 °F - 53.6 °F 94% 30.02 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 64.0 °F - 55.0 °F 73% 30.02 in 10.0 mi Variable 4.6 mph - N/A   Clear
10:53 AM 62.1 °F - 55.0 °F 78% 30.04 in 10.0 mi West 5.8 mph - N/A   Clear
11:53 AM 63.0 °F - 53.1 °F 70% 30.04 in 10.0 mi WNW 5.8 mph - N/A   Clear
12:53 PM 68.0 °F - 52.0 °F 56% 30.05 in 10.0 mi West 5.8 mph - N/A   Clear
1:53 PM 71.1 °F - 60.1 °F 68% 30.04 in 10.0 mi West 8.1 mph - N/A   Clear
2:53 PM 70.0 °F - 60.1 °F 71% 30.04 in 10.0 mi NW 6.9 mph - N/A   Clear
3:53 PM 71.1 °F - 60.1 °F 68% 30.03 in 10.0 mi WNW 8.1 mph - N/A   Clear
4:53 PM 71.1 °F - 61.0 °F 70% 30.02 in 10.0 mi NW 5.8 mph - N/A   Clear
5:53 PM 66.0 °F - 55.9 °F 70% 30.02 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
6:53 PM 66.0 °F - 57.0 °F 73% 30.01 in 10.0 mi Calm Calm - N/A   Clear
7:41 PM 64.4 °F - 60.8 °F 88% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:48 PM 64.4 °F - 60.8 °F 88% 30.00 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:53 PM 64.0 °F - 59.0 °F 84% 30.01 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:16 PM 64.4 °F - 57.2 °F 77% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 PM 64.0 °F - 59.0 °F 84% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
9:46 PM 62.6 °F - 57.2 °F 82% 29.99 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 PM 61.0 °F - 57.0 °F 87% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:53 PM 59.0 °F - 57.0 °F 93% 30.01 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 57.9 °F - 55.9 °F 93% 30.00 in 10.0 mi Calm Calm - N/A   Clear