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: 2:39 pm MDT May 16, 2026


Tonight: Mostly cloudy, with a low around 39. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.

Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 62. Breezy, with a north northwest wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.

Sunday Night: Mostly clear, with a low around 40. Breezy, with a north wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.

Monday: Sunny, with a high near 71. North northwest wind 7 to 14 mph, with gusts as high as 24 mph.

Monday Night: Partly cloudy, with a low around 42. North northwest wind 5 to 13 mph.

Tuesday: Sunny, with a high near 74.

Tuesday Night: Mostly clear, with a low around 45.

Wednesday: Mostly sunny, with a high near 76.

Wednesday Night: Mostly clear, with a low around 46.

Thursday: Sunny, with a high near 81.

Thursday Night: Mostly clear, with a low around 48.

Friday: Sunny, with a high near 83.

Friday Night: Mostly clear, with a low around 49.

Saturday: Sunny, with a high near 86.



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

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