Portland, OR

10:03 PM PDT on June 24, 2018 (GMT -0700)
Portland International

Weather History for KPDX - August, 2017

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Sunday, August 13, 2017

  Actual Average Record
Temperature  
Mean Temperature 68 °F 70 °F  
Max Temperature 75 °F 82 °F 102 °F (2002)
Min Temperature 61 °F 58 °F 45 °F (1949)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 70 108  
Since 1 July heating degree days 1 17  
Cooling Degree Days 3 5  
Month to date cooling degree days 154 74  
Year to date cooling degree days 447 285  
Since 1 June cooling degree days 406 268  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 70    
Maximum Humidity 93    
Minimum Humidity 46    
Precipitation  
Precipitation 0.06 in 0.02 in 0.34 in (1987)
Month to date precipitation 0.06 0.20  
Year to date precipitation 29.32 19.97  
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 7 mph (WSW)    
Max Wind Speed 16 mph    
Max Gust Speed 19 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Aug. 13, 2017 Rise Set
Actual Time 6:08 AM PDT 8:20 PM PDT
Civil Twilight 5:36 AM PDT 8:53 PM PDT
Nautical Twilight 4:55 AM PDT 9:33 PM PDT
Astronomical Twilight 4:10 AM PDT 10:17 PM PDT
Moon 11:39 PM PDT (8/13) 12:32 PM PDT (8/13)
Length of Visible Light 15h 16m
Length of Day
14h 11m
Waning Gibbous, 64% of the Moon is Illuminated
Aug 13
Waning Gibbous
Aug 14
Last Quarter
Aug 21
New
Aug 29
First Quarter
Sep 6
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 64.9 °F 57.0 °F 75% 29.98 in 10.0 mi NW 5.8 mph - N/A   Overcast
1:53 AM 64.9 °F 57.0 °F 75% 29.97 in 10.0 mi WNW 5.8 mph - 0.00 in Rain Light Rain
2:53 AM 63.0 °F 60.1 °F 90% 29.98 in 9.0 mi Calm Calm - 0.02 in Rain Light Rain
3:53 AM 63.0 °F 60.1 °F 90% 29.97 in 10.0 mi SE 4.6 mph - 0.02 in Rain Light Rain
4:53 AM 61.0 °F 59.0 °F 93% 29.97 in 10.0 mi South 8.1 mph - 0.01 in   Light Drizzle
5:34 AM 61.0 °F 59.0 °F 93% 29.98 in 10.0 mi SE 6.9 mph - 0.00 in   Overcast
5:49 AM 60.8 °F 60.8 °F 100% 29.98 in 10.0 mi SSE 5.8 mph - 0.00 in   Overcast
5:53 AM 61.0 °F 60.1 °F 97% 29.98 in 10.0 mi SSE 5.8 mph - 0.00 in   Overcast
6:37 AM 61.0 °F 59.0 °F 93% 29.99 in 10.0 mi South 8.1 mph - 0.00 in Rain Light Rain
6:53 AM 61.0 °F 60.1 °F 97% 29.99 in 7.0 mi SSE 5.8 mph - 0.00 in Rain Light Rain
7:01 AM 61.0 °F 60.1 °F 97% 29.99 in 8.0 mi SSE 5.8 mph - 0.01 in Rain Light Rain
7:18 AM 61.0 °F 59.0 °F 93% 29.99 in 7.0 mi SSE 3.5 mph - 0.01 in   Overcast
7:53 AM 61.0 °F 59.0 °F 93% 30.00 in 10.0 mi South 6.9 mph - 0.01 in   Overcast
8:43 AM 62.1 °F 60.1 °F 93% 30.01 in 7.0 mi South 4.6 mph - 0.00 in Rain Light Rain
8:53 AM 62.1 °F 60.1 °F 93% 30.01 in 10.0 mi South 3.5 mph - 0.00 in   Overcast
9:17 AM 63.0 °F 60.1 °F 90% 30.01 in 9.0 mi SSW 4.6 mph - 0.00 in Rain Light Rain
9:53 AM 63.0 °F 61.0 °F 93% 30.02 in 10.0 mi SSW 5.8 mph - 0.00 in   Overcast
10:31 AM 64.0 °F 61.0 °F 90% 30.03 in 10.0 mi SW 8.1 mph - N/A   Overcast
10:53 AM 64.9 °F 61.0 °F 87% 30.03 in 10.0 mi SW 8.1 mph - N/A   Overcast
11:34 AM 66.0 °F 61.0 °F 84% 30.03 in 10.0 mi SW 4.6 mph - 0.00 in   Overcast
11:53 AM 66.9 °F 61.0 °F 81% 30.03 in 10.0 mi North 3.5 mph - 0.00 in   Overcast
12:53 PM 66.9 °F 60.1 °F 79% 30.04 in 10.0 mi SW 5.8 mph - 0.00 in   Overcast
1:53 PM 69.1 °F 59.0 °F 70% 30.03 in 10.0 mi NW 6.9 mph - N/A   Overcast
2:53 PM 72.0 °F 55.9 °F 57% 30.02 in 10.0 mi NNW 6.9 mph 17.3 mph N/A   Overcast
3:53 PM 73.0 °F 54.0 °F 51% 30.01 in 10.0 mi NW 13.8 mph 19.6 mph N/A   Overcast
4:53 PM 73.0 °F 51.1 °F 46% 30.01 in 10.0 mi NW 10.4 mph - N/A   Mostly Cloudy
5:53 PM 73.9 °F 51.1 °F 45% 30.00 in 10.0 mi NNW 9.2 mph - N/A   Mostly Cloudy
6:53 PM 72.0 °F 51.1 °F 48% 30.00 in 10.0 mi NW 12.7 mph - N/A   Mostly Cloudy
7:53 PM 69.1 °F 52.0 °F 54% 30.01 in 10.0 mi NW 16.1 mph - N/A   Mostly Cloudy
8:53 PM 66.0 °F 51.1 °F 59% 30.02 in 10.0 mi NW 13.8 mph - N/A   Scattered Clouds
9:53 PM 64.0 °F 50.0 °F 60% 30.04 in 10.0 mi NNW 9.2 mph - N/A   Partly Cloudy
10:53 PM 61.0 °F 50.0 °F 67% 30.05 in 10.0 mi NW 9.2 mph - N/A   Partly Cloudy
11:53 PM 59.0 °F 50.0 °F 72% 30.05 in 10.0 mi NNW 5.8 mph - N/A   Clear