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

Today's forecast for Delta shows a high of 45 degrees and a low of 37 degrees Fahrenheit. A chance of rain showers after 8am.

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

The 7-day forecast for Delta shows highs from 45 to 59 degrees and lows from 26 to 44 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in Delta, WI this week?

Yes, rain is possible in Delta this week. Precipitation chances: Tuesday (77% chance), Wednesday (82% chance), Sunday (24% chance), Monday (55% chance).

How accurate is the Delta weather forecast?

WeatherForYou provides highly accurate Delta 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.

Delta, WI Weather Forecast and Current Conditions

Current Conditions

40°F
Feels Like 34°F

Humidity 83% Dew Point 35°F Wind SW 10 MPH Barometer 29.49 in.749.0 mm

Solar Rad 0 w/m2 Visibility 10 mi.

Report from 17.6 miles ENE of central Delta
at 6:53 AM Tue, Oct 21, 2025

Current Conditions

40°F
Feels Like 34°F

Humidity 83% Dew Point 35°F Wind SW 10 MPH Barometer 29.49 in.749.0 mm

Solar Rad 0 w/m2 Visibility 10 mi.

Report from 17.6 miles ENE of central Delta
at 6:53 AM Tue, Oct 21, 2025

Point Forecast at a Glance

TueOct 21

50%

45°

37°

WedOct 22

80%

45°

32°

ThuOct 23

46°

26°

FriOct 24

50°

33°

SatOct 25

55°

38°

SunOct 26

20%

57°

44°

MonOct 27

50%

59°

43°

7-Day Temperature Trend

Week Ahead Summary

Warming trend through the week with high temperatures climbing from 45°F to 59°F. Unsettled weather expected with rain likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 3°F below the historical average for October. Normal highs for this period are around 54°F with lows around 35°F.

This Date in Weather History

1988 - Joan, the last hurricane of the season, neared the coast of Nicaragua packing 125 mph winds. Joan claimed more than 200 lives as she moved over Central America, and total damage approached 1.5 billion dollars. Crossing more than 40 degrees of longitude, Hurricane Joan never strayed even one degree from the 12 degree north parallel.

Delta 7 Day Weather Forecast Details

Tuesday Oct 21

Day: A chance of rain showers after 8am. Cloudy. High near 45, with temperatures falling to around 43 in the afternoon. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Night: Rain showers. Cloudy. Low around 37, with temperatures rising to around 40 overnight. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Oct 22

Day: Rain showers. Cloudy. High near 45, with temperatures falling to around 43 in the afternoon. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

Night: Rain showers before 1am. Mostly cloudy, with a low around 32. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.