Weather History for Portland Hillsboro, OR

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Week of September 15, 2013 through September 21, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 78 °F 70 °F 66 °F
Mean Temperature 64 °F 60 °F 59 °F
Min Temperature 58 °F 50 °F 42 °F
Degree Days  
Heating Degree Days (base 65) 6 5 1 32
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 13 10 8 70
Dew Point  
Dew Point 62 °F 52 °F 41 °F
Precipitation  
Precipitation 0.34 in 0.09 in 0.00 in 0.51 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 17 mph 3 mph 0 mph
Gust Wind 21 mph - -
Sea Level Pressure  
Sea Level Pressure 30.11 in 29.86 in 29.65 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 21, 2013 Rise Set
Actual Time 6:58 AM PDT 7:10 PM PDT
Civil Twilight 6:28 AM PDT 7:40 PM PDT
Nautical Twilight 5:53 AM PDT 8:14 PM PDT
Astronomical Twilight 5:17 AM PDT 8:50 PM PDT
Moon 8:14 PM PDT (9/21) 9:31 AM PDT (9/21)
Length of Visible Light 13h 11m
Length of Day
12h 12m
Waning Gibbous, 94% of the Moon is Illuminated
Sep 21
Waning Gibbous
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
15 66 62 58 62 59 56 100 89 78 29.88 29.78 29.70 10 7 2 7 3 9 0.04 Rain , Thunderstorm
16 70 64 57 59 57 54 100 83 66 29.97 29.94 29.88 10 8 1 15 6 17 0.34 Rain
17 68 59 49 57 51 45 100 73 45 30.00 29.91 29.87 10 10 10 16 5 20 T Rain
18 72 59 45 52 47 45 100 69 38 30.11 30.05 30.01 10 9 2 9 2 12 0.00  
19 78 60 42 51 46 41 100 66 32 30.01 29.90 29.78 10 8 0 7 2 11 0.00 Fog
20 72 59 45 55 53 45 93 73 53 29.77 29.70 29.65 10 10 10 17 3 21 0.01 Rain
21 66 60 53 57 54 52 100 84 67 29.78 29.73 29.69 10 9 0 13 2 16 0.12 Fog , Rain