Weather History for Tacoma, WA

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Saturday, July 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 19 °C -  
Max Temperature 24 °C 24 °C 35 °C (2006)
Min Temperature 15 °C 11 °C 7 °C (1974)
Cooling Degree Days 2    
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 13 °C    
Average Humidity 74    
Maximum Humidity 97    
Minimum Humidity 47    
Precipitation  
Precipitation 0.00 mm - - ()
Sea Level Pressure  
Sea Level Pressure 1022 hPa    
Wind  
Wind Speed 6 km/h (WSW)    
Max Wind Speed 16 km/h    
Max Gust Speed -    
Visibility 16 kilometers    
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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Date:

Astronomy

Jul. 21, 2012 Rise Set
Actual Time 5:36 AM PDT 8:55 PM PDT
Civil Twilight 4:59 AM PDT 9:32 PM PDT
Nautical Twilight 4:10 AM PDT 10:21 PM PDT
Astronomical Twilight 3:07 AM PDT 11:22 PM PDT
Moon 8:38 AM PDT (7/21) 9:52 PM PDT (7/21)
Length of Visible Light 16h 33m
Length of Day
15h 19m
Waxing Crescent, 7% of the Moon is Illuminated
Jul 21
Waxing Crescent
Jul 26
First Quarter
Aug 1
Full
Aug 9
Last Quarter
Aug 17
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:43 AM 16.0 °C 14.0 °C 88% 1022.9 hPa 16.1 km SW 7.4 km/h / 2.1 m/s - N/A   Overcast
12:58 AM 16.4 °C 14.3 °C 87% 1023.3 hPa 16.1 km SW 5.6 km/h / 1.5 m/s - N/A   Overcast
1:58 AM 16.1 °C 14.1 °C 88% 1023.3 hPa 16.1 km South 5.6 km/h / 1.5 m/s - N/A   Overcast
2:58 AM 15.2 °C 14.2 °C 94% 1023.0 hPa 16.1 km South 3.7 km/h / 1.0 m/s - N/A   Overcast
3:48 AM 15.0 °C 14.0 °C 94% 1022.6 hPa 16.1 km WSW 5.6 km/h / 1.5 m/s - N/A   Overcast
3:58 AM 15.7 °C 13.9 °C 89% 1023.0 hPa 16.1 km SW 3.7 km/h / 1.0 m/s - N/A   Overcast
4:33 AM 15.0 °C 14.0 °C 94% 1022.6 hPa 16.1 km Variable 3.7 km/h / 1.0 m/s - N/A   Overcast
4:58 AM 15.7 °C 14.0 °C 90% 1023.0 hPa 16.1 km SW 1.9 km/h / 0.5 m/s - N/A   Overcast
5:58 AM 15.0 °C 14.5 °C 97% 1023.0 hPa 16.1 km SSE 5.6 km/h / 1.5 m/s - N/A   Overcast
6:58 AM 15.3 °C 14.4 °C 94% 1023.0 hPa 16.1 km South 5.6 km/h / 1.5 m/s - N/A   Overcast
7:58 AM 16.3 °C 14.3 °C 88% 1023.0 hPa 16.1 km SW 5.6 km/h / 1.5 m/s - N/A   Overcast
8:58 AM 17.1 °C 14.3 °C 84% 1023.3 hPa 16.1 km South 3.7 km/h / 1.0 m/s - N/A   Overcast
9:23 AM 18.0 °C 14.0 °C 77% 1022.9 hPa 16.1 km Calm Calm - N/A   Overcast
9:48 AM 18.0 °C 14.0 °C 77% 1022.9 hPa 16.1 km Calm Calm - N/A   Overcast
9:58 AM 18.1 °C 14.2 °C 78% 1023.0 hPa 16.1 km SW 1.9 km/h / 0.5 m/s - N/A   Overcast
10:08 AM 18.0 °C 14.0 °C 77% 1022.6 hPa 16.1 km Variable 1.9 km/h / 0.5 m/s - N/A   Overcast
10:33 AM 18.0 °C 14.0 °C 77% 1022.6 hPa 16.1 km WNW 5.6 km/h / 1.5 m/s - N/A   Overcast
10:43 AM 19.0 °C 14.0 °C 73% 1022.6 hPa 16.1 km Variable 5.6 km/h / 1.5 m/s - N/A   Overcast
10:58 AM 18.7 °C 14.1 °C 75% 1023.0 hPa 16.1 km WNW 7.4 km/h / 2.1 m/s - N/A   Mostly Cloudy
11:58 AM 20.2 °C 13.8 °C 67% 1022.6 hPa 16.1 km Variable 3.7 km/h / 1.0 m/s - N/A   Mostly Cloudy
12:23 PM 20.0 °C 13.0 °C 64% 1022.2 hPa 16.1 km Variable 5.6 km/h / 1.5 m/s - N/A   Overcast
12:28 PM 20.0 °C 13.0 °C 64% 1021.9 hPa 16.1 km WSW 9.3 km/h / 2.6 m/s - N/A   Overcast
12:58 PM 21.8 °C 13.3 °C 58% 1022.3 hPa 16.1 km Variable 9.3 km/h / 2.6 m/s - N/A   Mostly Cloudy
1:58 PM 21.7 °C 12.9 °C 57% 1021.9 hPa 16.1 km Variable 9.3 km/h / 2.6 m/s - N/A   Mostly Cloudy
2:58 PM 23.3 °C 12.6 °C 51% 1021.3 hPa 16.1 km Calm Calm - N/A   Partly Cloudy
3:58 PM 24.1 °C 12.7 °C 49% 1020.6 hPa 16.1 km West 9.3 km/h / 2.6 m/s - N/A   Scattered Clouds
4:58 PM 24.4 °C 12.5 °C 47% 1019.9 hPa 16.1 km West 13.0 km/h / 3.6 m/s - N/A   Scattered Clouds
5:58 PM 23.9 °C 12.3 °C 48% 1019.5 hPa 16.1 km NW 14.8 km/h / 4.1 m/s - N/A   Clear
6:58 PM 22.9 °C 12.2 °C 51% 1019.2 hPa 16.1 km WNW 16.7 km/h / 4.6 m/s - N/A   Clear
7:58 PM 21.8 °C 13.0 °C 57% 1019.2 hPa 16.1 km WNW 16.7 km/h / 4.6 m/s - N/A   Clear
8:58 PM 20.0 °C 12.9 °C 64% 1019.2 hPa 16.1 km West 11.1 km/h / 3.1 m/s - N/A   Clear
9:58 PM 18.6 °C 12.9 °C 69% 1019.2 hPa 16.1 km West 13.0 km/h / 3.6 m/s - N/A   Clear
10:58 PM 17.3 °C 12.5 °C 73% 1019.2 hPa 16.1 km WSW 11.1 km/h / 3.1 m/s - N/A   Clear
11:58 PM 15.7 °C 11.8 °C 78% 1019.2 hPa 16.1 km West 9.3 km/h / 2.6 m/s - N/A   Clear