Weather History for Seattle, WA

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Monday, February 17, 2014

  Actual Average Record
Temperature  
Mean Temperature 44 °F 43 °F  
Max Temperature 47 °F 50 °F 58 °F (2007)
Min Temperature 40 °F 37 °F 23 °F (1990)
Degree Days  
Heating Degree Days 21 22  
Month to date heating degree days 421 374  
Since 1 July heating degree days 2853 3023  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 39 °F    
Average Humidity 84    
Maximum Humidity 92    
Minimum Humidity 76    
Precipitation  
Precipitation 0.57 in 0.12 in 0.68 in (2012)
Month to date precipitation 4.38 2.18  
Year to date precipitation 8.08 7.75  
Snow  
Snow 0.00 in - 6.30 in (1990)
Month to date snowfall 2.9  
Since 1 July snowfall 4.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 12 mph (South)    
Max Wind Speed 23 mph    
Max Gust Speed 30 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 17, 2014 Rise Set
Actual Time 7:11 AM PST 5:36 PM PST
Civil Twilight 6:39 AM PST 6:07 PM PST
Nautical Twilight 6:03 AM PST 6:43 PM PST
Astronomical Twilight 5:28 AM PST 7:19 PM PST
Moon 8:51 PM PST (2/17) 8:00 AM PST (2/17)
Length of Visible Light 11h 28m
Length of Day
10h 25m
Waning Gibbous, 93% of the Moon is Illuminated
Feb 17
Waning Gibbous
Feb 22
Last Quarter
Mar 1
New
Mar 8
First Quarter
Mar 16
Full

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 42.1 °F 34.2 °F 39.0 °F 89% 29.78 in 8.0 mi South 16.1 mph 25.3 mph 0.14 in Rain Light Rain
1:30 AM 42.8 °F 35.8 °F 39.2 °F 87% 29.73 in 10.0 mi South 13.8 mph - 0.03 in Rain Light Rain
1:53 AM 43.0 °F 35.7 °F 39.9 °F 89% 29.76 in 10.0 mi South 15.0 mph - 0.03 in   Overcast
2:20 AM 42.8 °F 35.1 °F 39.2 °F 87% 29.74 in 10.0 mi South 16.1 mph - 0.00 in Rain Light Rain
2:53 AM 43.0 °F 37.2 °F 39.9 °F 89% 29.78 in 8.0 mi South 10.4 mph - 0.05 in Rain Light Rain
3:37 AM 42.8 °F 35.4 °F 39.2 °F 87% 29.75 in 4.0 mi South 15.0 mph 24.2 mph 0.07 in Rain Light Rain
3:53 AM 41.0 °F 32.5 °F 37.9 °F 89% 29.77 in 4.0 mi South 17.3 mph 25.3 mph 0.10 in Rain Light Rain
4:29 AM 41.0 °F 33.1 °F 37.4 °F 87% 29.74 in 10.0 mi South 15.0 mph 24.2 mph 0.02 in Rain Light Rain
4:53 AM 39.9 °F 32.5 °F 37.0 °F 89% 29.76 in 10.0 mi South 12.7 mph - 0.03 in Rain Light Rain
5:53 AM 41.0 °F 36.4 °F 37.9 °F 89% 29.75 in 8.0 mi South 6.9 mph - 0.06 in Rain Light Rain
6:53 AM 42.1 °F 37.1 °F 39.0 °F 89% 29.76 in 6.0 mi SSW 8.1 mph - 0.04 in Rain Light Rain
7:20 AM 42.8 °F 38.0 °F 39.2 °F 87% 29.74 in 8.0 mi SSW 8.1 mph - 0.04 in Rain Light Rain
7:41 AM 42.8 °F 38.6 °F 39.2 °F 87% 29.74 in 7.0 mi South 6.9 mph - 0.06 in Rain Light Rain
7:53 AM 42.1 °F 36.6 °F 39.0 °F 89% 29.76 in 7.0 mi South 9.2 mph - 0.07 in Rain Light Rain
8:53 AM 43.0 °F 37.2 °F 39.9 °F 89% 29.75 in 10.0 mi SSW 10.4 mph - 0.02 in Rain Light Rain
9:47 AM 42.8 °F 36.2 °F 39.2 °F 87% 29.74 in 10.0 mi SSW 12.7 mph - 0.00 in Rain Light Rain
9:53 AM 43.0 °F 36.8 °F 39.9 °F 89% 29.77 in 10.0 mi South 11.5 mph - 0.00 in Rain Light Rain
10:53 AM 45.0 °F 38.2 °F 41.0 °F 86% 29.79 in 10.0 mi South 15.0 mph 19.6 mph 0.00 in   Mostly Cloudy
11:29 AM 46.4 °F 40.7 °F 42.8 °F 87% 29.78 in 10.0 mi SSW 12.7 mph - N/A   Mostly Cloudy
11:53 AM 46.0 °F 40.2 °F 41.0 °F 83% 29.82 in 8.0 mi SSW 12.7 mph - 0.00 in Rain Light Rain
12:34 PM 44.6 °F 38.1 °F 39.2 °F 81% 29.80 in 10.0 mi SW 13.8 mph - 0.01 in   Mostly Cloudy
12:53 PM 46.0 °F 39.9 °F 41.0 °F 83% 29.83 in 10.0 mi SW 13.8 mph - 0.01 in   Mostly Cloudy
1:53 PM 45.0 °F 38.5 °F 39.9 °F 82% 29.85 in 10.0 mi SSW 13.8 mph - 0.01 in   Mostly Cloudy
2:53 PM 45.0 °F 37.1 °F 39.0 °F 80% 29.86 in 10.0 mi SW 19.6 mph 26.5 mph N/A   Mostly Cloudy
3:53 PM 46.0 °F 40.2 °F 39.0 °F 76% 29.88 in 10.0 mi SSW 12.7 mph 20.7 mph N/A   Scattered Clouds
4:53 PM 45.0 °F 39.3 °F 39.0 °F 80% 29.88 in 10.0 mi SSW 11.5 mph 21.9 mph N/A   Mostly Cloudy
5:53 PM 44.1 °F 37.7 °F 37.0 °F 76% 29.89 in 10.0 mi SW 12.7 mph - N/A   Mostly Cloudy
6:53 PM 43.0 °F 37.7 °F 37.9 °F 82% 29.91 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
7:53 PM 43.0 °F 36.8 °F 39.0 °F 86% 29.93 in 10.0 mi South 11.5 mph - N/A   Mostly Cloudy
8:53 PM 42.1 °F 35.7 °F 37.9 °F 85% 29.94 in 10.0 mi South 11.5 mph - N/A   Mostly Cloudy
9:29 PM 42.8 °F 36.6 °F 37.4 °F 81% 29.93 in 10.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
9:53 PM 42.1 °F 35.7 °F 37.9 °F 85% 29.96 in 10.0 mi South 11.5 mph - N/A   Scattered Clouds
10:53 PM 43.0 °F 36.4 °F 37.9 °F 82% 29.97 in 10.0 mi South 12.7 mph - 0.00 in Rain Light Rain
11:53 PM 43.0 °F 37.7 °F 39.9 °F 89% 29.98 in 10.0 mi South 9.2 mph - 0.03 in Rain Light Rain