What is today's weather forecast for Marion County, OR?

Today's forecast for Marion County shows a low of 48 degrees Fahrenheit. A 40 percent chance of showers, mainly after 11pm.

What is the 7-day weather forecast for Marion County, OR?

The 7-day forecast for Marion County shows highs from 44 to 53 degrees and lows from 37 to 48 degrees Fahrenheit. Expect precipitation on 8 days with chances of 20% or higher.

Will it rain in Marion County, OR this week?

Yes, rain is possible in Marion County this week. Precipitation chances: Friday (40% chance), Saturday (40% chance), Sunday (90% chance), Monday (70% chance), Tuesday (50% chance), Wednesday (50% chance), Thursday (50% chance), Friday (50% chance).

How accurate is the Marion County weather forecast?

WeatherForYou provides highly accurate Marion County forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Marion County, OR Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

52°F
Feels Like 52°F

Humidity 76% Dew Point 45°F Wind ESE 8 MPH Gusts 14 Barometer N/A

Report from a MADIS/MESONET weather station 3.4 miles W of central Marion County
at 9:00 PM Fri, Nov 14, 2025

Point Forecast at a Glance

FriNov 14

40%

SatNov 15

40%

SunNov 16

80%

MonNov 17

70%

TueNov 18

50%

WedNov 19

50%

ThuNov 20

50%

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 44°F to 53°F. Unsettled weather expected with rain or snow likely on at least 7 days.

Climate Context

This week's forecast shows temperatures running 5°F below the historical average for November. Normal highs for this period are around 52°F with lows around 39°F.

This Date in Weather History

1986 - An early season cold wave set more than 200 records from the northwestern U.S. to the east coast over a seven day period. For some places it proved to be the coldest weather of the winter season.

Marion County, OR 7 Day Weather Forecast Details

Friday Nov 14

Night: A 40 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 48. South wind around 10 mph, with gusts as high as 18 mph.

Saturday Nov 15

Day: A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 53. South wind around 6 mph becoming calm in the afternoon.

Night: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a steady temperature around 48. Light east southeast wind.

Sunday Nov 16

Day: Showers, mainly between 10am and 4pm, then rain after 4pm. High near 49. South southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Night: Rain. Low around 44. South southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Nov 17

Day: Rain likely, mainly before 4pm. Mostly cloudy, with a high near 47. Chance of precipitation is 70%.

Night: A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 41.

Tuesday Nov 18

Day: A chance of rain, mainly between 10am and 4pm. Snow level 4100 feet. Partly sunny, with a high near 44.

Night: A slight chance of rain before 10pm, then a slight chance of rain after 4am. Snow level 4000 feet. Partly cloudy, with a low around 37.

Wednesday Nov 19

Day: A chance of rain, mainly after 10am. Snow level 4300 feet rising to 5000 feet in the afternoon. Mostly cloudy, with a high near 46.

Night: Rain likely. Mostly cloudy, with a low around 42.

Thursday Nov 20

Day: Rain likely. Mostly cloudy, with a high near 46.

Night: A chance of rain. Mostly cloudy, with a low around 39.

Friday Nov 21

Day: A chance of rain. Partly sunny, with a high near 47.

About Marion County, OR

Marion County is one of the 36 counties in the U.S. state of Oregon. The population was 345,920 at the 2020 census, making it the 5th most populous county in Oregon. The county seat is Salem, which is also the state capital of Oregon. The county was originally named the Champooick District, after Champoeg (earlier Champooick), a meeting place on the Willamette River. On September 3, 1849, the territorial legislature renamed it in honor of Francis Marion, a Continental Army general from South Carolina who served in the American Revolutionary War. Marion County is part of the Salem, OR Metropolitan Statistical Area, which is also included in the Portland-Vancouver-Salem, OR-WA Combined Statistical Area. It is located in the Willamette Valley.

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

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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.

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