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Climate & Weather Averages in Ontario, Oregon, USA

Now
67 °F

Sunny.


Feels Like: 67 °F
Forecast: 67 / 32 °F
Wind: 8 mph from Northeast

Location: Ontario Municipal Airport

Current Time: Mar 19, 2019 at 7:41:07 pm

Latest Report: Mar 19, 2019 at 6:53 pm


Visibility: 10 mi

Pressure: 30.14 "Hg (27.92 "Hg at 656m altitude)

Humidity: 22%

Dew Point: 27 °F

Location of OntarioLocation

Annual Weather Averages in Ontario

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Ontario

High Temp: 94 °F

Low Temp: 22 °F

Mean Temp: 52 °F

Precipitation: 0.36"

Humidity: 56%

Dew Point: 34 °F

Wind: 4 mph

Pressure: 30.05 "Hg

Visibility: 11 mi

January Climate & Weather Averages in Ontario

High Temp: 36 °F

Low Temp: 22 °F

Mean Temp: 29 °F

Precipitation: 0.62"

Humidity: 80%

Dew Point: 24 °F

Wind: 3 mph

Pressure: 30.27 "Hg

Visibility: 8 mi

February Climate & Weather Averages in Ontario

High Temp: 45 °F

Low Temp: 26 °F

Mean Temp: 36 °F

Precipitation: 0.43"

Humidity: 71%

Dew Point: 27 °F

Wind: 4 mph

Pressure: 30.16 "Hg

Visibility: 10 mi

March Climate & Weather Averages in Ontario

High Temp: 57 °F

Low Temp: 32 °F

Mean Temp: 45 °F

Precipitation: 0.51"

Humidity: 58%

Dew Point: 30 °F

Wind: 5 mph

Pressure: 30.06 "Hg

Visibility: 12 mi

April Climate & Weather Averages in Ontario

High Temp: 65 °F

Low Temp: 37 °F

Mean Temp: 51 °F

Precipitation: 0.37"

Humidity: 52%

Dew Point: 33 °F

Wind: 6 mph

Pressure: 29.99 "Hg

Visibility: 13 mi

May Climate & Weather Averages in Ontario

High Temp: 75 °F

Low Temp: 46 °F

Mean Temp: 60 °F

Precipitation: 0.51"

Humidity: 48%

Dew Point: 39 °F

Wind: 6 mph

Pressure: 29.94 "Hg

Visibility: 13 mi

June Climate & Weather Averages in Ontario

High Temp: 84 °F

Low Temp: 53 °F

Mean Temp: 68 °F

Precipitation: 0.29"

Humidity: 43%

Dew Point: 43 °F

Wind: 5 mph

Pressure: 29.90 "Hg

Visibility: 13 mi

July Climate & Weather Averages in Ontario

High Temp: 94 °F

Low Temp: 60 °F

Mean Temp: 77 °F

Precipitation: 0.04"

Humidity: 36%

Dew Point: 46 °F

Wind: 4 mph

Pressure: 29.89 "Hg

Visibility: 12 mi

August Climate & Weather Averages in Ontario

High Temp: 92 °F

Low Temp: 56 °F

Mean Temp: 74 °F

Precipitation: 0.03"

Humidity: 37%

Dew Point: 45 °F

Wind: 4 mph

Pressure: 29.90 "Hg

Visibility: 11 mi

September Climate & Weather Averages in Ontario

High Temp: 82 °F

Low Temp: 47 °F

Mean Temp: 64 °F

Precipitation: 0.08"

Humidity: 43%

Dew Point: 40 °F

Wind: 4 mph

Pressure: 29.97 "Hg

Visibility: 11 mi

October Climate & Weather Averages in Ontario

High Temp: 66 °F

Low Temp: 36 °F

Mean Temp: 51 °F

Precipitation: 0.21"

Humidity: 53%

Dew Point: 34 °F

Wind: 4 mph

Pressure: 30.09 "Hg

Visibility: 11 mi

November Climate & Weather Averages in Ontario

High Temp: 48 °F

Low Temp: 28 °F

Mean Temp: 38 °F

Precipitation: 0.52"

Humidity: 70%

Dew Point: 29 °F

Wind: 4 mph

Pressure: 30.19 "Hg

Visibility: 10 mi

December Climate & Weather Averages in Ontario

High Temp: 37 °F

Low Temp: 22 °F

Mean Temp: 30 °F

Precipitation: 0.71"

Humidity: 78%

Dew Point: 24 °F

Wind: 4 mph

Pressure: 30.25 "Hg

Visibility: 8 mi

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Quick Climate Info

Hottest MonthJuly (77 °F avg)
Coldest MonthJanuary (29 °F avg)
Wettest MonthDecember (0.71" avg)
Windiest MonthApril (6 mph avg)
Annual Rainfall4.33" (per year)

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