Weather History for Arlington, WA

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Sunday, August 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 65 °F -  
Max Temperature 75 °F 70 °F 80 °F (2003)
Min Temperature 55 °F 50 °F 46 °F (2002)
Growing Degree Days 15 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 67    
Maximum Humidity 94    
Minimum Humidity 50    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 3 mph (WSW)    
Max Wind Speed 15 mph    
Max Gust Speed 16 mph    
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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Astronomy

Aug. 18, 2013 Rise Set
Actual Time 6:07 AM PDT 8:16 PM PDT
Civil Twilight 5:33 AM PDT 8:49 PM PDT
Nautical Twilight 4:51 AM PDT 9:31 PM PDT
Astronomical Twilight 4:04 AM PDT 10:18 PM PDT
Moon 6:30 PM PDT (8/18) 3:16 AM PDT (8/18)
Length of Visible Light 15h 16m
Length of Day
14h 08m
Waxing Gibbous, 93% of the Moon is Illuminated
Aug 18
Waxing Gibbous
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 59.0 °F 53.6 °F 82% 30.10 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 59.0 °F 53.6 °F 82% 30.10 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:55 AM 59.0 °F 53.6 °F 82% 30.10 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:15 AM 57.2 °F 51.8 °F 82% 30.10 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:35 AM 55.4 °F 51.8 °F 88% 30.10 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:55 AM 55.4 °F 53.6 °F 94% 30.10 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:15 AM 57.2 °F 53.6 °F 88% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
2:35 AM 55.4 °F 53.6 °F 94% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
2:55 AM 57.2 °F 53.6 °F 88% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
3:15 AM 57.2 °F 53.6 °F 88% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:35 AM 57.2 °F 51.8 °F 82% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:55 AM 57.2 °F 53.6 °F 88% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
4:15 AM 57.2 °F 53.6 °F 88% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
4:35 AM 57.2 °F 53.6 °F 88% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
4:55 AM 57.2 °F 53.6 °F 88% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
5:15 AM 57.2 °F 53.6 °F 88% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
5:35 AM 57.2 °F 53.6 °F 88% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
5:55 AM 59.0 °F 53.6 °F 82% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
6:15 AM 59.0 °F 53.6 °F 82% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
6:35 AM 59.0 °F 53.6 °F 82% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
6:55 AM 59.0 °F 55.4 °F 88% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
7:15 AM 59.0 °F 55.4 °F 88% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
7:35 AM 60.8 °F 55.4 °F 82% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
7:55 AM 60.8 °F 55.4 °F 82% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
8:15 AM 62.6 °F 55.4 °F 77% 30.13 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:35 AM 64.4 °F 55.4 °F 73% 30.13 in 10.0 mi Calm Calm - N/A   Clear
8:55 AM 66.2 °F 55.4 °F 68% 30.13 in 10.0 mi Calm Calm - N/A   Clear
9:15 AM 68.0 °F 55.4 °F 64% 30.13 in 10.0 mi SSE 3.5 mph - N/A   Clear
9:35 AM 68.0 °F 55.4 °F 64% 30.13 in 10.0 mi South 9.2 mph - N/A   Partly Cloudy
9:55 AM 69.8 °F 57.2 °F 64% 30.13 in 10.0 mi South 8.1 mph - N/A   Partly Cloudy
10:15 AM 69.8 °F 57.2 °F 64% 30.12 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
10:35 AM 69.8 °F 55.4 °F 60% 30.12 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
10:55 AM 71.6 °F 57.2 °F 60% 30.13 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
11:15 AM 71.6 °F 55.4 °F 57% 30.12 in 10.0 mi South 6.9 mph - N/A   Partly Cloudy
11:35 AM 71.6 °F 55.4 °F 57% 30.12 in 10.0 mi South 5.8 mph - N/A   Clear
11:55 AM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi SSW 8.1 mph - N/A   Partly Cloudy
12:15 PM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
12:35 PM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
12:55 PM 75.2 °F 55.4 °F 50% 30.12 in 10.0 mi SSE 9.2 mph - N/A   Overcast
1:15 PM 75.2 °F 55.4 °F 50% 30.11 in 10.0 mi SSW 10.4 mph - N/A   Scattered Clouds
1:35 PM 75.2 °F 55.4 °F 50% 30.12 in 10.0 mi SSW 8.1 mph - N/A   Clear
1:55 PM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi WSW 9.2 mph - N/A   Clear
2:15 PM 75.2 °F 55.4 °F 50% 30.12 in 10.0 mi SSW 9.2 mph - N/A   Clear
2:35 PM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi SW 11.5 mph 16.1 mph N/A   Clear
2:55 PM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi SSW 6.9 mph - N/A   Clear
3:15 PM 75.2 °F 55.4 °F 50% 30.11 in 10.0 mi SSW 10.4 mph - N/A   Clear
3:35 PM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
3:55 PM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi SW 8.1 mph - N/A   Overcast
4:15 PM 73.4 °F 55.4 °F 53% 30.13 in 10.0 mi West 9.2 mph - N/A   Overcast
4:35 PM 73.4 °F 55.4 °F 53% 30.12 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
4:55 PM 71.6 °F 53.6 °F 53% 30.12 in 10.0 mi NW 15.0 mph - N/A   Partly Cloudy
5:15 PM 69.8 °F 53.6 °F 56% 30.12 in 10.0 mi NW 11.5 mph - N/A   Scattered Clouds
5:35 PM 69.8 °F 53.6 °F 56% 30.12 in 10.0 mi NW 10.4 mph - N/A   Overcast
5:55 PM 69.8 °F 53.6 °F 56% 30.12 in 10.0 mi NW 6.9 mph - N/A   Overcast
6:15 PM 69.8 °F 53.6 °F 56% 30.11 in 10.0 mi WNW 9.2 mph - N/A   Overcast
6:35 PM 69.8 °F 51.8 °F 53% 30.11 in 10.0 mi NW 8.1 mph - N/A   Overcast
6:55 PM 69.8 °F 51.8 °F 53% 30.11 in 10.0 mi NNW 8.1 mph - N/A   Overcast
7:15 PM 66.2 °F 51.8 °F 60% 30.10 in 10.0 mi NW 5.8 mph - N/A   Overcast
7:35 PM 66.2 °F 51.8 °F 60% 30.10 in 10.0 mi NW 5.8 mph - N/A   Overcast
7:55 PM 66.2 °F 50.0 °F 56% 30.10 in 10.0 mi NW 5.8 mph - N/A   Overcast
8:15 PM 66.2 °F 50.0 °F 56% 30.10 in 10.0 mi NW 5.8 mph - N/A   Overcast
8:35 PM 64.4 °F 48.2 °F 56% 30.10 in 10.0 mi NW 6.9 mph - N/A   Overcast
8:55 PM 62.6 °F 48.2 °F 59% 30.11 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
9:15 PM 62.6 °F 48.2 °F 59% 30.11 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:35 PM 60.8 °F 48.2 °F 63% 30.11 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 60.8 °F 48.2 °F 63% 30.11 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:15 PM 60.8 °F 48.2 °F 63% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:35 PM 62.6 °F 48.2 °F 59% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
10:55 PM 60.8 °F 48.2 °F 63% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
11:15 PM 60.8 °F 50.0 °F 68% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
11:35 PM 60.8 °F 50.0 °F 68% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
11:55 PM 62.6 °F 50.0 °F 63% 30.11 in 10.0 mi Calm Calm - N/A   Overcast