Weather History for Seattle, WA

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Tuesday, September 26, 2006

  Actual Average Record
Temperature  
Mean Temperature 66 °F 59 °F  
Max Temperature 78 °F 67 °F 78 °F (1967)
Min Temperature 54 °F 50 °F 39 °F (1972)
Degree Days  
Heating Degree Days 0 7  
Month to date heating degree days 101 102  
Since 1 July heating degree days 165 187  
Cooling Degree Days 1 0  
Month to date cooling degree days 31 19  
Year to date cooling degree days 266 187  
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 67    
Maximum Humidity 93    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.07 in 1.51 in (1948)
Month to date precipitation 1.43 1.24  
Year to date precipitation 23.94 21.83  
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 5 mph (NNE)    
Max Wind Speed 12 mph    
Max Gust Speed 14 mph    
Visibility 8 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 26, 2006 Rise Set
Actual Time 7:01 AM PDT 6:58 PM PDT
Civil Twilight 6:30 AM PDT 7:29 PM PDT
Nautical Twilight 5:54 AM PDT 8:05 PM PDT
Astronomical Twilight 5:18 AM PDT 8:41 PM PDT
Moon 11:40 AM PDT (9/26) 8:18 PM PDT (9/26)
Length of Visible Light 12h 58m
Length of Day
11h 57m
Waxing Crescent, 16% of the Moon is Illuminated
Sep 26
Waxing Crescent
Sep 30
First Quarter
Oct 6
Full
Oct 13
Last Quarter
Oct 21
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 61.0 °F 54.0 °F 78% 30.12 in 10.0 mi East 3.5 mph - N/A   Clear
1:53 AM 60.1 °F 54.0 °F 80% 30.12 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 57.0 °F 53.1 °F 87% 30.12 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 55.9 °F 53.1 °F 90% 30.13 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 55.0 °F 53.1 °F 93% 30.13 in 6.0 mi NNE 5.8 mph - N/A   Clear
5:53 AM 55.0 °F 53.1 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 54.0 °F 52.0 °F 93% 30.14 in 9.0 mi Calm Calm - N/A   Partly Cloudy
7:53 AM 55.0 °F 53.1 °F 93% 30.16 in 3.0 mi NNE 4.6 mph - N/A   Scattered Clouds
7:55 AM 55.4 °F 53.6 °F 94% 30.14 in 1.8 mi NNE 5.8 mph - N/A   Scattered Clouds
7:57 AM 55.4 °F 53.6 °F 94% 30.14 in 0.2 mi NNE 5.8 mph - N/A   Mostly Cloudy
8:14 AM 55.4 °F 53.6 °F 94% 30.14 in 0.2 mi NNE 3.5 mph - N/A Fog Fog
8:30 AM 57.2 °F 53.6 °F 88% 30.14 in 2.0 mi NE 4.6 mph - N/A   Scattered Clouds
8:40 AM 57.2 °F 53.6 °F 88% 30.14 in 9.0 mi NE 5.8 mph - N/A   Scattered Clouds
8:53 AM 59.0 °F 55.0 °F 87% 30.16 in 10.0 mi NNE 3.5 mph - N/A   Scattered Clouds
9:53 AM 63.0 °F 53.1 °F 70% 30.16 in 10.0 mi NE 4.6 mph - N/A   Partly Cloudy
10:53 AM 68.0 °F 52.0 °F 56% 30.16 in 10.0 mi North 6.9 mph - N/A   Partly Cloudy
11:53 AM 70.0 °F 51.1 °F 51% 30.16 in 10.0 mi North 11.5 mph - N/A   Scattered Clouds
12:53 PM 73.0 °F 54.0 °F 51% 30.16 in 10.0 mi NNW 6.9 mph - N/A   Partly Cloudy
1:53 PM 75.0 °F 53.1 °F 46% 30.14 in 10.0 mi Variable 6.9 mph - N/A   Partly Cloudy
2:53 PM 75.9 °F 52.0 °F 43% 30.13 in 10.0 mi North 8.1 mph - N/A   Partly Cloudy
3:53 PM 77.0 °F 52.0 °F 42% 30.12 in 10.0 mi North 10.4 mph - N/A   Scattered Clouds
4:53 PM 77.0 °F 52.0 °F 42% 30.11 in 10.0 mi North 10.4 mph - N/A   Scattered Clouds
5:53 PM 75.0 °F 55.0 °F 50% 30.10 in 10.0 mi NW 4.6 mph - N/A   Partly Cloudy
6:53 PM 71.1 °F 53.1 °F 53% 30.10 in 10.0 mi North 5.8 mph - N/A   Partly Cloudy
7:53 PM 68.0 °F 53.1 °F 59% 30.12 in 10.0 mi NNE 8.1 mph - N/A   Partly Cloudy
8:53 PM 66.0 °F 54.0 °F 65% 30.11 in 10.0 mi NNE 8.1 mph - N/A   Clear
9:53 PM 64.9 °F 54.0 °F 68% 30.11 in 10.0 mi Variable 5.8 mph - N/A   Clear
10:53 PM 64.9 °F 55.0 °F 70% 30.12 in 10.0 mi NNE 8.1 mph - N/A   Clear
11:53 PM 62.1 °F 55.0 °F 78% 30.12 in 10.0 mi North 5.8 mph - N/A   Clear