What is today's weather forecast for Portland, IA?

Today's forecast for Portland shows a high of 31 degrees and a low of 12 degrees Fahrenheit. A 30 percent chance of snow, mainly before 2pm.

What is the 7-day weather forecast for Portland, IA?

The 7-day forecast for Portland shows highs from 11 to 31 degrees and lows from -8 to 17 degrees Fahrenheit. Expect precipitation on 5 days with chances of 20% or higher.

Will it rain in Portland, IA this week?

Yes, rain is possible in Portland this week. Precipitation chances: Friday (30% chance), Saturday (80% chance), Monday (20% chance), Tuesday (50% chance), Wednesday (30% chance).

How accurate is the Portland weather forecast?

WeatherForYou provides highly accurate Portland 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.

Portland, IA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

7°F
Feels Like -8°F

Humidity 78% Dew Point 2°F Wind SSE 11 MPH Gusts 13 Barometer N/A

Report from a MADIS/MESONET weather station 1.2 mi. S of central Portland
at 4:35 PM Thu, Dec 4, 2025

Point Forecast at a Glance

ThuDec 4

FriDec 5

30%

SatDec 6

40%

SunDec 7

-8

MonDec 8

20%

TueDec 9

WedDec 10

30%

7-Day Temperature Trend

Week Ahead Summary

High temperatures drop from 31°F to a low of 11°F, then recover to 26°F by week's end. Unsettled weather expected with snow likely on at least 5 days.

Climate Context

This week's forecast shows temperatures running 7°F below the historical average for December. Normal highs for this period are around 30°F with lows around 14°F.

This Date in Weather History

1972 - Winds gusting to 70 mph sent the temperature at Livingston, MT, plunging from 52 degrees to 18 degrees in just twenty minutes.

Portland, IA 7 Day Weather Forecast Details

Thursday Dec 4

Night: Mostly cloudy, with a temperature rising to around 14 by 2am. Wind chill values as low as -10. South southwest wind 9 to 15 mph, with gusts as high as 29 mph.

Friday Dec 5

Day: A 30 percent chance of snow, mainly before 2pm. Mostly cloudy, with a high near 31. Wind chill values as low as 5. South southwest wind 7 to 9 mph becoming west in the afternoon. Little or no snow accumulation expected.

Night: Mostly cloudy, with a low around 12. Northwest wind 5 to 9 mph.

Saturday Dec 6

Day: A 40 percent chance of snow after noon. Increasing clouds, with a high near 20. Wind chill values as low as 5. Light and variable wind becoming east 5 to 7 mph in the afternoon. New snow accumulation of less than a half inch possible.

Night: Snow, mainly before midnight. Low around 5. Northeast wind 7 to 9 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Sunday Dec 7

Day: Mostly sunny, with a high near 11.

Night: Mostly cloudy, with a low around -8.

Monday Dec 8

Day: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 25.

Night: Mostly cloudy, with a low around 12.

Tuesday Dec 9

Day: Mostly cloudy, with a high near 30.

Night: A 50 percent chance of snow. Cloudy, with a low around 17.

Wednesday Dec 10

Day: A 30 percent chance of snow. Mostly cloudy, with a high near 26. Blustery.

Night: Mostly cloudy, with a low around 3.

Thursday Dec 11

Day: Partly sunny, with a high near 19.

About Portland, IA

Portland is an unincorporated community and census-designated place (CDP) in Portland Township, Cerro Gordo County, Iowa, United States. As of the 2020 census it had a population of 28.

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.

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