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Weather in Ontario, Oregon, USA

Now
28 °F

Overcast.


Feels Like: 24 °F
Forecast: 33 / 24 °F
Wind: 3 mph from North

Location: Ontario Municipal Airport
Current Time: Jan 21, 2026 at 4:43:25 am
Latest Report: Jan 21, 2026 at 3:53 am
Visibility: 10 mi
Pressure: 30.51 "Hg (28.09 "Hg at 656m altitude)
Humidity: 85%
Dew Point: 24 °F
Location of OntarioLocation

Upcoming 5 hours

Now5:00 am6:00 am7:00 am8:00 am9:00 am
28 °F25 °F25 °F25 °F25 °F26 °F

See more hour-by-hour weather

Forecast for the next 48 hours

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 WednesdayThursday
 NightMorningAfternoonEveningNightMorningAfternoon
Forecast
Temperature25 °F26 °F33 °F26 °F25 °F24 °F33 °F
Cloudy.Overcast.Cloudy.Clear.Clear.Broken clouds.Cloudy.
Feels Like21 °F26 °F33 °F26 °F25 °F24 °F33 °F
Wind Speed4 mph1 mph2 mph1 mph1 mph0 mph1 mph
Wind DirectionESE
E
SE
---N
Humidity86%88%72%89%89%86%66%
Dew Point22 °F22 °F25 °F23 °F22 °F21 °F23 °F
Visibility7 mi7 mi7 mi7 mi7 mi7 mi7 mi
Probability of Precipitation0%0%0%0%0%0%0%
Amount of Rain0.00"0.00"0.00"0.00"0.00"0.00"0.00"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Wednesday, January 21, 2026 12:42:40 am Ontario time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Overcast. 29 / 27 °F
Humidity: 85%. Wind: 3 mph from West

More weather last week

Currently at nearby stations

29 °F

Caldwell Weather Reporting Station: (31 mi)

Overcast.

28 °F

Boise Boise Air Terminal: (48 mi)

Overcast. (2 hours ago)

28 °F

Boise Air Terminal: (49 mi)

Overcast.

More weather in USA

Forecast for the next 2 weeks

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SunMonTueWedThuFriSat
18
19
20

View historic weather

5
6
7

Detailed forecast for 14 days