7-Day Forecast 44.03°N 116.97°W (Text-Only)
NWS Forecast for: Ontario OR
Issued by: National Weather Service Boise, ID
Last Update: 11:29 pm MST Nov 7, 2026


Today: Mostly cloudy, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.

Tonight: Mostly cloudy, with a low around 31. North northwest wind around 5 mph becoming calm after midnight.

Monday: Mostly cloudy, with a high near 58. Calm wind.

Monday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Light and variable wind.

Tuesday: Mostly sunny, with a high near 62. Light and variable wind.

Tuesday Night: Partly cloudy, with a low around 32.

Veterans Day: Mostly sunny, with a high near 62.

Wednesday Night: Partly cloudy, with a low around 36.

Thursday: Mostly sunny, with a high near 63.

Thursday Night: Partly cloudy, with a low around 37.

Friday: Mostly sunny, with a high near 62.

Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 39.

Saturday: Partly sunny, with a high near 64.



Ontario OR
 44.03°N 116.97°W (Elev. 2103 ft)

Visit your local NWS office at: https://www.weather.gov/boi