Seattle, WA

4:30 PM PDT on September 25, 2017 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - January, 2012

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Monday, January 30, 2012

  Actual Average Record
Temperature  
Mean Temperature 45 °F 43 °F  
Max Temperature 47 °F 49 °F 59 °F (1992)
Min Temperature 43 °F 37 °F 7 °F (1950)
Degree Days  
Heating Degree Days 20 22  
Month to date heating degree days 759 688  
Since 1 July heating degree days 2742 2626  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 40 °F    
Average Humidity 85    
Maximum Humidity 93    
Minimum Humidity 76    
Precipitation  
Precipitation 0.14 in 0.15 in 1.00 in (1952)
Month to date precipitation 6.76 5.41  
Year to date precipitation 6.76 5.41  
Snow  
Snow 0.00 in - 3.00 in (1974)
Month to date snowfall 9.6  
Since 1 July snowfall 9.6  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 11 mph (SSW)    
Max Wind Speed 24 mph    
Max Gust Speed 32 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 30, 2012 Rise Set
Actual Time 7:38 AM PST 5:07 PM PST
Civil Twilight 7:05 AM PST 5:40 PM PST
Nautical Twilight 6:28 AM PST 6:17 PM PST
Astronomical Twilight 5:52 AM PST 6:53 PM PST
Moon 10:27 AM PST (1/30) 12:31 AM PST (1/30)
Length of Visible Light 10h 35m
Length of Day
9h 28m
Waxing Crescent, 47% of the Moon is Illuminated
Jan 30
Waxing Crescent
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last Quarter
Feb 21
New

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 46.0 °F 41.4 °F 44.1 °F 93% 29.87 in 8.0 mi SW 9.2 mph - 0.11 in Rain Light Rain
1:53 AM 46.0 °F 40.6 °F 44.1 °F 93% 29.90 in 10.0 mi SSW 11.5 mph - 0.02 in   Overcast
2:53 AM 46.0 °F 40.2 °F 43.0 °F 89% 29.94 in 10.0 mi SW 12.7 mph - N/A   Overcast
3:53 AM 45.0 °F 37.9 °F 42.1 °F 90% 29.95 in 10.0 mi SSW 16.1 mph 21.9 mph N/A   Overcast
4:53 AM 45.0 °F 38.5 °F 41.0 °F 86% 29.99 in 10.0 mi SSW 13.8 mph 25.3 mph N/A   Overcast
5:53 AM 44.1 °F 36.8 °F 39.9 °F 85% 30.02 in 10.0 mi SW 16.1 mph 31.1 mph N/A   Mostly Cloudy
6:53 AM 44.1 °F 38.1 °F 39.9 °F 85% 30.05 in 10.0 mi South 11.5 mph - N/A   Overcast
7:53 AM 43.0 °F 37.2 °F 39.9 °F 89% 30.07 in 10.0 mi South 10.4 mph - N/A   Mostly Cloudy
8:53 AM 44.1 °F 38.1 °F 39.9 °F 85% 30.09 in 10.0 mi SSW 11.5 mph - N/A   Mostly Cloudy
9:53 AM 45.0 °F 39.3 °F 39.9 °F 82% 30.10 in 10.0 mi SSW 11.5 mph - N/A   Overcast
10:41 AM 44.6 °F 38.4 °F 39.2 °F 81% 30.07 in 10.0 mi SSW 12.7 mph 19.6 mph N/A   Mostly Cloudy
10:53 AM 46.0 °F 39.9 °F 39.9 °F 79% 30.09 in 10.0 mi SSW 13.8 mph 19.6 mph N/A   Mostly Cloudy
11:53 AM 46.0 °F 39.6 °F 39.0 °F 76% 30.09 in 10.0 mi SW 15.0 mph - N/A   Mostly Cloudy
12:53 PM 46.0 °F 39.3 °F 39.9 °F 79% 30.08 in 10.0 mi SSW 16.1 mph - 0.00 in   Mostly Cloudy
1:53 PM 46.9 °F - 39.0 °F 74% 30.08 in 10.0 mi SSW 13.8 mph 23.0 mph N/A   Mostly Cloudy
2:11 PM 46.4 °F 40.4 °F 39.2 °F 76% 30.05 in 10.0 mi SSW 13.8 mph - N/A   Mostly Cloudy
2:53 PM 46.9 °F - 39.0 °F 74% 30.08 in 10.0 mi SSW 11.5 mph - N/A   Mostly Cloudy
3:53 PM 46.9 °F - 39.0 °F 74% 30.09 in 10.0 mi SSW 12.7 mph - N/A   Overcast
4:53 PM 46.0 °F 42.5 °F 39.9 °F 79% 30.09 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
5:27 PM 46.4 °F 43.5 °F 39.2 °F 76% 30.06 in 10.0 mi SSW 5.8 mph - N/A   Overcast
5:53 PM 45.0 °F 40.6 °F 39.9 °F 82% 30.08 in 10.0 mi SSW 8.1 mph - N/A   Overcast
6:19 PM 44.6 °F 38.8 °F 39.2 °F 81% 30.05 in 10.0 mi SSW 11.5 mph - N/A   Overcast
6:53 PM 45.0 °F 41.2 °F 39.9 °F 82% 30.08 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
7:53 PM 44.1 °F 39.0 °F 41.0 °F 89% 30.07 in 10.0 mi South 9.2 mph - 0.01 in Rain Light Rain
8:53 PM 44.6 °F 40.7 °F 39.2 °F 81% 30.04 in 10.0 mi South 6.9 mph - N/A Rain Light Rain
9:53 PM 44.1 °F 39.0 °F 39.9 °F 85% 30.04 in 10.0 mi South 9.2 mph - 0.00 in   Mostly Cloudy
10:53 PM 44.1 °F 39.0 °F 39.9 °F 85% 30.05 in 10.0 mi SSW 9.2 mph - N/A   Overcast
11:53 PM 44.1 °F 39.0 °F 39.9 °F 85% 30.05 in 10.0 mi SSW 9.2 mph - N/A   Overcast