Weather forecast for tomorrowMarengo, WI

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 66°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 17mphSW 215°
  • Humidity: 46%
  • UV index: 3
  • Sunrise: 7:25 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
Tomorrow, on Sunday, October 18, dry and sunny weather is expected throughout the day.
Day and night temperatures will contrast sharply, ranging from a peak of a comfortable 66.2°F to a low of a wintry 37.4°F.
The forecast high of 66.2°F aligns more closely with September's typical high of 67.1°F than with October's usual 52°F.
Sunrise will be at 7:25 am and sunset at 6:11 pm; tomorrow's daylight will last for 10h and 46min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 61°C.
Coldest hour: 6 am 37°C.

Chance of precipitation

Highest chance: 9 pm 8%.

Hourly weather forecast

  • 12 am
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSW 213°
  • Humidity: 70%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphSW 218°
  • Humidity: 78%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphSW 217°
  • Humidity: 86%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 37°F
  • Feels like:
    37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 2mphSSW 201°
  • Humidity: 91%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:25 am
  • 8 am
  • 41°F
  • Feels like:
    41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 1mphSSE 163°
  • Humidity: 90%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 50°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphENE 76°
  • Humidity: 70%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 59°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphNE 49°
  • Humidity: 49%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNE 37°
  • Humidity: 46%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 59°F
  • Feels like:
    59°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNE 38°
  • Humidity: 52%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 54°F
  • Feels like:
    52°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphNE 39°
  • Humidity: 65%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:11 pm
  • 8 pm
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 2mphNE 41°
  • Humidity: 84%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 1mphNE 51°
  • Humidity: 96%
  • Pressure: 30.36"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
Tomorrow, a combination of dull and mostly clear weather is forecasted.
The temperature will vary between a minimum of 37.4°F and a maximum of 62.6°F. The warmest part of the day is anticipated around 2 pm.
The temperature will feel more close to September's average high than the expected maximum for October. The lowest temperature tomorrow will be resembling October's average minimum.
Updated: Oct 18, 2026 @ 04:32:17 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, bright conditions and mild breezes are expected.

Tomorrow, the maximum temperature in Marengo will be 66.2°F, while the minimum temperature will be 37.4°F.
Tomorrow, the highest temperature will be uncommonly higher than the average maximum of 52°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.

On Sunday, in Marengo, sunrise will be at 7:25 am and sunset at 6:11 pm (CDT).

Tomorrow, the daylight will last for 10h and 46min.