Ontario, OR Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Clear 47°F
Feels Like 47°F  
Humidity 78% Dew Point 40°F Wind Calm Barometer N/A
Report from a MADIS/MESONET weather station 1.6 miles SE of central Ontario
at

Point Forecast at a Glance

FriNov 14
Fri Nov 14: Partly Cloudy, Low 36F
 
36
SatNov 15
Sat Nov 15: Mostly Sunny, High 58F, Low 41F
58
41
SunNov 16
Sun Nov 16: Rain Likely, High 54F, Low 44F
70%
54
44
MonNov 17
Mon Nov 17: Rain, High 55F, Low 38F
50%
55
38
TueNov 18
Tue Nov 18: Partly Sunny, High 53F, Low 33F
53
33
WedNov 19
Wed Nov 19: Mostly Sunny, High 52F, Low 35F
52
35
ThuNov 20
Thu Nov 20: Rain, High 50F, Low 31F
40%
50
31

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 50°F to 58°F. Unsettled weather expected with rain likely on at least 5 days.

Climate Context

This week's forecast shows temperatures running 4°F above the historical average for November. Normal highs for this period are around 49°F with lows around 28°F.

This Date in Weather History

1964 - With the help of a fresh three inch cover of snow, the temperature at Ely, NV, dipped to 15 degrees below zero to establish an all-time record low for the month of November. That record of -15 degrees was later equalled on the 19th of November in 1985.

More on this and other weather history

Ontario, OR 7 Day Weather Forecast Details

Friday Nov 14

Partly Cloudy

Night: Partly cloudy, with a low around 36. Calm wind.

Saturday Nov 15

Mostly Sunny

Day: Mostly sunny, with a high near 58. Calm wind.

Rain

Night: A 20 percent chance of rain after 11pm. Increasing clouds, with a low around 41. Calm wind.

Sunday Nov 16

Rain Likely

Day: Rain likely, mainly before 11am. Mostly cloudy, with a high near 54. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Rain

Night: A 40 percent chance of rain. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 44. Calm wind.

Monday Nov 17

Rain

Day: A 50 percent chance of rain, mainly before 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 55.

Rain

Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 38.

Tuesday Nov 18

Partly Sunny

Day: Partly sunny, with a high near 53.

Partly Cloudy

Night: Partly cloudy, with a low around 33.

Wednesday Nov 19

Mostly Sunny

Day: Mostly sunny, with a high near 52.

Rain

Night: A 30 percent chance of rain. Mostly cloudy, with a low around 35.

Thursday Nov 20

Rain

Day: A 40 percent chance of rain. Partly sunny, with a high near 50.

Rain

Night: A 20 percent chance of rain. Partly cloudy, with a low around 31.

Friday Nov 21

Rain

Day: A 10 percent chance of rain. Mostly sunny, with a high near 50.


About Ontario, OR

Ontario is the largest city in Malheur County, Oregon, United States. It lies along the Snake River at the Idaho border. The population was 11,645 at the 2020 census. The city is the largest community in the region of far eastern Oregon, also known as the Western Treasure Valley. Ontario is the principal city of the Ontario, OR-ID Micropolitan Statistical Area, which includes Malheur County in Oregon and Payette County in Idaho. Ontario is approximately halfway between Portland and Salt Lake City. It is the closest city to the Idaho border along Interstate 84. The city's slogan is "Where Oregon Begins".

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.