Ontario, Oregon | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Saturday
    Mostly Sunny
    75°
    Forecast night icon
    Night
    Partly Cloudy
    48°
    Saturday 5/18
    Day
    75°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. High temperature around 75F. Dew point will be around 27F with an average humidity of 44%. Winds will be 4 mph from the NW.
    Night Details
    Partly cloudy. Lows 41 to 46. Breezy. Northwest winds 10 to 20 mph with gusts to 30 mph.
  • Forecast day icon
    Sunday
    Sunny
    67°
    Forecast night icon
    Night
    Mostly Clear
    46°
    Sunday 5/19
    Day
    67°
    Sunny
    Forecast day icon
    Night
    46°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny cooler with highs 62 to 67. Northwest winds 10 to 15 mph with gusts to 30 mph.
    Night Details
    Mostly clear. Lows 40 to 45. Northwest winds 10 to 15 mph with gusts to 25 mph.
  • Forecast day icon
    Monday
    Partly Cloudy
    69°
    Forecast night icon
    Night
    Mostly Clear
    44°
    Monday 5/20
    Day
    69°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Isolated rain showers and thunderstorms in the afternoon. Chance of rain 20 percent. Highs 65 to 70. Breezy. Northwest winds 10 to 20 mph with gusts to 30 mph.
    Night Details
    Mostly clear. Lows 40 to 45. Breezy. Northwest winds 10 to 20 mph. Gusts to 30 mph in the evening.
  • Forecast day icon
    Tuesday
    Sunny
    75°
    Forecast night icon
    Night
    30% Chance Rain Showers
    56°
    Tuesday 5/21
    Day
    75°
    Sunny
    Forecast day icon
    Night
    56°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs 70 to 75.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Chance of rain 30 percent. Lows 48 to 53.
  • Forecast day icon
    Wednesday
    60% Chance of Storms
    65°
    Forecast night icon
    Night
    30% Chance Rain Showers
    43°
    Wednesday 5/22
    Day
    65°
    60% Chance of Storms
    Forecast day icon
    Night
    43°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers in the morning then showers likely with a slight chance of thunderstorms in the afternoon. Chance of rain 60 percent. Highs 63 to 69.
    Night Details
    Mostly cloudy with a chance of rain showers in the evening then partly cloudy after midnight. Chance of rain 30 percent. Lows 41 to 46.
  • Forecast day icon
    Thursday
    Partly Cloudy
    60°
    Forecast night icon
    Night
    Partly Cloudy
    43°
    Thursday 5/23
    Day
    60°
    Partly Cloudy
    Forecast day icon
    Night
    43°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 20 percent chance of rain showers. Highs 63 to 69.
    Night Details
    Partly cloudy. Lows 42 to 47.
  • Forecast day icon
    Friday
    Partly Cloudy
    72°
    Forecast night icon
    Night
    Partly Cloudy
    49°
    Friday 5/24
    Day
    72°
    Partly Cloudy
    Forecast day icon
    Night
    49°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy. A 20 percent chance of rain showers. Highs 68 to 73. Lows 46 to 51.
    Night Details
    Partly cloudy. A 20 percent chance of rain showers. Highs 68 to 73. Lows 46 to 51.
  • Forecast day icon
    Saturday
    30% Chance Rain Showers
    73°
    Forecast night icon
    Night
    Mostly Clear
    51°
    Saturday 5/25
    Day
    73°
    30% Chance Rain Showers
    Forecast day icon
    Night
    51°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy. A chance of rain showers mainly in the afternoon. Chance of rain 30 percent. Highs 68 to 74.
    Night Details
    Mostly clear. Low temperature around 51F. Dew point will be around 40F with an average humidity of 51%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Sunday
    Sunny
    74°
    Forecast night icon
    Night
    Clear
    51°
    Sunday 5/26
    Day
    74°
    Sunny
    Forecast day icon
    Night
    51°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 74F. Dew point will be around 40F with an average humidity of 40%. Winds will be 4 mph from the NW.
    Night Details
    Clear. Low temperature around 51F. Dew point will be around 40F with an average humidity of 50%. Winds will be 5 mph from the NW.
  • Forecast day icon
    Monday
    Sunny
    78°
    Forecast night icon
    Night
    Clear
    54°
    Monday 5/27
    Day
    78°
    Sunny
    Forecast day icon
    Night
    54°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 78F. Dew point will be around 40F with an average humidity of 38%. Winds will be 3 mph from the NW.
    Night Details
    Clear. Low temperature around 54F. Dew point will be around 39F with an average humidity of 44%. Winds will be 4 mph from the N.