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Climate & Weather Averages in Hillsboro, Oregon, USA

Now
60 °F

Overcast.


Feels Like: 60 °F
Forecast: 59 / 48 °F
Wind: 9 mph from South

Location: Portland-Hillsboro Airport

Current Time: Oct 21, 2019 at 1:28:28 pm

Latest Report: Oct 21, 2019 at 12:53 pm


Visibility: 10 mi

Pressure: 30.24 "Hg

Humidity: 75%

Dew Point: 52 °F

Location of HillsboroLocation

Annual Weather Averages in Hillsboro

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Hillsboro

High Temp: 81 °F

Low Temp: 34 °F

Mean Temp: 52 °F

Precipitation: 2.02"

Humidity: 76%

Dew Point: 44 °F

Wind: 4 mph

Pressure: 30.07 "Hg

Visibility: 11 mi

January Climate & Weather Averages in Hillsboro

High Temp: 47 °F

Low Temp: 34 °F

Mean Temp: 40 °F

Precipitation: 4.17"

Humidity: 88%

Dew Point: 37 °F

Wind: 4 mph

Pressure: 30.12 "Hg

Visibility: 8 mi

February Climate & Weather Averages in Hillsboro

High Temp: 51 °F

Low Temp: 34 °F

Mean Temp: 43 °F

Precipitation: 2.60"

Humidity: 81%

Dew Point: 37 °F

Wind: 4 mph

Pressure: 30.09 "Hg

Visibility: 10 mi

March Climate & Weather Averages in Hillsboro

High Temp: 56 °F

Low Temp: 37 °F

Mean Temp: 47 °F

Precipitation: 2.77"

Humidity: 79%

Dew Point: 40 °F

Wind: 4 mph

Pressure: 30.07 "Hg

Visibility: 11 mi

April Climate & Weather Averages in Hillsboro

High Temp: 61 °F

Low Temp: 40 °F

Mean Temp: 50 °F

Precipitation: 1.71"

Humidity: 75%

Dew Point: 42 °F

Wind: 4 mph

Pressure: 30.06 "Hg

Visibility: 11 mi

May Climate & Weather Averages in Hillsboro

High Temp: 67 °F

Low Temp: 45 °F

Mean Temp: 56 °F

Precipitation: 1.31"

Humidity: 71%

Dew Point: 46 °F

Wind: 4 mph

Pressure: 30.04 "Hg

Visibility: 12 mi

June Climate & Weather Averages in Hillsboro

High Temp: 73 °F

Low Temp: 50 °F

Mean Temp: 61 °F

Precipitation: 0.65"

Humidity: 68%

Dew Point: 50 °F

Wind: 4 mph

Pressure: 30.04 "Hg

Visibility: 14 mi

July Climate & Weather Averages in Hillsboro

High Temp: 81 °F

Low Temp: 53 °F

Mean Temp: 67 °F

Precipitation: 0.09"

Humidity: 63%

Dew Point: 53 °F

Wind: 4 mph

Pressure: 30.03 "Hg

Visibility: 14 mi

August Climate & Weather Averages in Hillsboro

High Temp: 81 °F

Low Temp: 52 °F

Mean Temp: 67 °F

Precipitation: 0.14"

Humidity: 63%

Dew Point: 53 °F

Wind: 4 mph

Pressure: 30.01 "Hg

Visibility: 13 mi

September Climate & Weather Averages in Hillsboro

High Temp: 76 °F

Low Temp: 48 °F

Mean Temp: 62 °F

Precipitation: 0.50"

Humidity: 68%

Dew Point: 50 °F

Wind: 3 mph

Pressure: 30.02 "Hg

Visibility: 12 mi

October Climate & Weather Averages in Hillsboro

High Temp: 64 °F

Low Temp: 42 °F

Mean Temp: 53 °F

Precipitation: 1.73"

Humidity: 80%

Dew Point: 46 °F

Wind: 3 mph

Pressure: 30.08 "Hg

Visibility: 9 mi

November Climate & Weather Averages in Hillsboro

High Temp: 52 °F

Low Temp: 37 °F

Mean Temp: 45 °F

Precipitation: 3.87"

Humidity: 87%

Dew Point: 41 °F

Wind: 3 mph

Pressure: 30.11 "Hg

Visibility: 8 mi

December Climate & Weather Averages in Hillsboro

High Temp: 46 °F

Low Temp: 34 °F

Mean Temp: 40 °F

Precipitation: 4.63"

Humidity: 88%

Dew Point: 36 °F

Wind: 4 mph

Pressure: 30.13 "Hg

Visibility: 7 mi

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Quick Climate Info

Hottest MonthAugust (67 °F avg)
Coldest MonthDecember (40 °F avg)
Wettest MonthDecember (4.63" avg)
Windiest MonthMarch (4 mph avg)
Annual precip.24.18" (per year)

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