What is today's weather forecast for Decatur, WI?

Today's forecast for Decatur shows a low of 54 degrees Fahrenheit. Mostly cloudy, with a low around 54.

What is the 7-day weather forecast for Decatur, WI?

The 7-day forecast for Decatur shows highs from 43 to 67 degrees and lows from 25 to 54 degrees Fahrenheit. Expect precipitation on 5 days with chances of 20% or higher.

Will it rain in Decatur, WI this week?

Yes, rain is possible in Decatur this week. Precipitation chances: Monday (60% chance), Tuesday (30% chance), Wednesday (30% chance), Thursday (50% chance), Friday (30% chance).

How accurate is the Decatur weather forecast?

WeatherForYou provides highly accurate Decatur 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.

Decatur, WI Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

57°F
Feels Like 57°F

Humidity 83% Dew Point 52°F Wind SSW 15 MPH Barometer 29.73 in.755.1 mm

Visibility 10 mi.

Report from a NOAA weather station 9.7 miles W of central Decatur
at 9:15 PM Fri, Nov 14, 2025

Point Forecast at a Glance

FriNov 14

SatNov 15

SunNov 16

MonNov 17

TueNov 18

30%

WedNov 19

ThuNov 20

50%

7-Day Temperature Trend

Week Ahead Summary

High temperatures drop from 67°F to a low of 43°F, then recover to 49°F by week's end. Unsettled weather expected with rain likely on at least 4 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 46°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.

Decatur, WI 7 Day Weather Forecast Details

Friday Nov 14

Night: Mostly cloudy, with a low around 54. South wind 10 to 15 mph.

Saturday Nov 15

Day: Cloudy through mid morning, then gradual clearing, with a high near 67. Breezy, with a southwest wind 10 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.

Night: Mostly clear, with a low around 31. Northwest wind 10 to 15 mph.

Sunday Nov 16

Day: Sunny, with a high near 47. Northwest wind around 10 mph.

Night: Mostly clear, with a low around 25. Northwest wind around 5 mph.

Monday Nov 17

Day: Increasing clouds, with a high near 45. Northwest wind around 5 mph becoming east in the afternoon.

Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 31. East wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Tuesday Nov 18

Day: A 30 percent chance of rain before noon. Partly sunny, with a high near 43. Northeast wind 5 to 10 mph.

Night: Mostly cloudy, with a low around 28.

Wednesday Nov 19

Day: Partly sunny, with a high near 46.

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

Thursday Nov 20

Day: A 50 percent chance of rain. Mostly cloudy, with a high near 49.

Night: A 40 percent chance of rain. Mostly cloudy, with a low around 34.

Friday Nov 21

Day: A 30 percent chance of rain. Partly sunny, with a high near 50.

About Decatur, WI

Decatur is a town in Green County, Wisconsin, United States. The population was 1,688 at the 2000 census.

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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