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: 4:35 am MST Jan 23, 2026




Today: Partly sunny, with a high near 35. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

Tonight: Mostly cloudy, with a low around 20. North northwest wind 5 to 9 mph becoming light after midnight.

Saturday: Partly sunny, then gradually becoming sunny, with a high near 36. Light northwest wind.

Saturday Night: Mostly clear, with a low around 19. Calm wind.

Sunday: Sunny, with a high near 35. Calm wind.

Sunday Night: Partly cloudy, with a low around 22.

Monday: Mostly cloudy, with a high near 36.

Monday Night: Mostly cloudy, with a low around 23.

Tuesday: Mostly sunny, with a high near 38.

Tuesday Night: Mostly cloudy, with a low around 26.

Wednesday: Mostly cloudy, with a high near 39.

Wednesday Night: Mostly cloudy, with a low around 28.

Thursday: Mostly sunny, with a high near 41.



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

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