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Climate & Weather Averages in Hermiston, Oregon, USA

Now
61 °F

Sunny.


Feels Like: 61 °F
Forecast: 88 / 47 °F
Wind: No wind

Location: Hermiston Municipal Airport

Current Time: Jul 20, 2019 at 9:02:13 am

Latest Report: Jul 20, 2019 at 7:53 am


Visibility: 10 mi

Pressure: 30.06 "Hg

Humidity: 44%

Dew Point: 39 °F

Location of HermistonLocation

Annual Weather Averages in Hermiston

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Hermiston

High Temp: 90 °F

Low Temp: 28 °F

Mean Temp: 53 °F

Precipitation: 0.39"

Humidity: 60%

Dew Point: 38 °F

Wind: 6 mph

Pressure: 30.03 "Hg

Visibility: 12 mi

January Climate & Weather Averages in Hermiston

High Temp: 42 °F

Low Temp: 28 °F

Mean Temp: 35 °F

Precipitation: 0.68"

Humidity: 80%

Dew Point: 30 °F

Wind: 5 mph

Pressure: 30.16 "Hg

Visibility: 9 mi

February Climate & Weather Averages in Hermiston

High Temp: 49 °F

Low Temp: 29 °F

Mean Temp: 39 °F

Precipitation: 0.45"

Humidity: 74%

Dew Point: 31 °F

Wind: 5 mph

Pressure: 30.11 "Hg

Visibility: 11 mi

March Climate & Weather Averages in Hermiston

High Temp: 58 °F

Low Temp: 33 °F

Mean Temp: 46 °F

Precipitation: 0.45"

Humidity: 64%

Dew Point: 33 °F

Wind: 6 mph

Pressure: 30.04 "Hg

Visibility: 13 mi

April Climate & Weather Averages in Hermiston

High Temp: 65 °F

Low Temp: 38 °F

Mean Temp: 52 °F

Precipitation: 0.41"

Humidity: 57%

Dew Point: 36 °F

Wind: 7 mph

Pressure: 30.01 "Hg

Visibility: 14 mi

May Climate & Weather Averages in Hermiston

High Temp: 74 °F

Low Temp: 46 °F

Mean Temp: 60 °F

Precipitation: 0.49"

Humidity: 53%

Dew Point: 41 °F

Wind: 7 mph

Pressure: 29.97 "Hg

Visibility: 14 mi

June Climate & Weather Averages in Hermiston

High Temp: 81 °F

Low Temp: 52 °F

Mean Temp: 67 °F

Precipitation: 0.30"

Humidity: 47%

Dew Point: 45 °F

Wind: 7 mph

Pressure: 29.94 "Hg

Visibility: 14 mi

July Climate & Weather Averages in Hermiston

High Temp: 90 °F

Low Temp: 58 °F

Mean Temp: 74 °F

Precipitation: 0.04"

Humidity: 39%

Dew Point: 46 °F

Wind: 7 mph

Pressure: 29.93 "Hg

Visibility: 14 mi

August Climate & Weather Averages in Hermiston

High Temp: 89 °F

Low Temp: 56 °F

Mean Temp: 73 °F

Precipitation: 0.04"

Humidity: 40%

Dew Point: 46 °F

Wind: 6 mph

Pressure: 29.92 "Hg

Visibility: 13 mi

September Climate & Weather Averages in Hermiston

High Temp: 80 °F

Low Temp: 48 °F

Mean Temp: 64 °F

Precipitation: 0.09"

Humidity: 48%

Dew Point: 42 °F

Wind: 5 mph

Pressure: 29.97 "Hg

Visibility: 13 mi

October Climate & Weather Averages in Hermiston

High Temp: 66 °F

Low Temp: 38 °F

Mean Temp: 52 °F

Precipitation: 0.37"

Humidity: 61%

Dew Point: 38 °F

Wind: 5 mph

Pressure: 30.07 "Hg

Visibility: 12 mi

November Climate & Weather Averages in Hermiston

High Temp: 51 °F

Low Temp: 32 °F

Mean Temp: 41 °F

Precipitation: 0.66"

Humidity: 77%

Dew Point: 34 °F

Wind: 5 mph

Pressure: 30.12 "Hg

Visibility: 11 mi

December Climate & Weather Averages in Hermiston

High Temp: 41 °F

Low Temp: 28 °F

Mean Temp: 34 °F

Precipitation: 0.69"

Humidity: 82%

Dew Point: 29 °F

Wind: 4 mph

Pressure: 30.17 "Hg

Visibility: 9 mi

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Quick Climate Info

Hottest MonthJuly (74 °F avg)
Coldest MonthDecember (34 °F avg)
Wettest MonthDecember (0.69" avg)
Windiest MonthJune (7 mph avg)
Annual Rainfall4.66" (per year)

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