Weather forecast for todaySullivan, WI

Weather forecast for today

Current condition 3:21 am CDT

  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 2mphNE 40°
  • Humidity: 77%
  • Dewpoint: 36°F
  • Pressure: 30.37"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
At the moment, in Sullivan, the atmosphere is fresh and open, with clear skies above.
The temperature is a brisk 42.8°F. The current temperature is near the lowest predicted 39.2°F for today.

Monday Oct 19, 2026

  • 68°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSW 217°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 7:13 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
On Monday, in Sullivan, blue skies and warm sunshine will define the conditions.
Temperature changes will be remarkable, ranging from a high of an agreeable 68°F to a low of an icy 39.2°F.
The expected high of 68°F appears seasonally off, better matching September's typical values.
Sunrise will be at 7:13 am and sunset at 6:05 pm; the daylight will last for 10h and 52min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 4 pm 66°C.
Coldest hour: 6 am 41°C.

Chance of precipitation

Highest chance: 10 pm 6%.

Hourly weather forecast

  • 4 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSW 221°
  • Humidity: 74%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSSW 210°
  • Humidity: 80%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:13 am
  • 8 am
  • 43°F
  • Feels like:
    43°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSSW 208°
  • Humidity: 87%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 54°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSW 230°
  • Humidity: 61%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphSW 234°
  • Humidity: 47%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphSW 219°
  • Humidity: 43%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphSW 222°
  • Humidity: 43%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphS 180°
  • Humidity: 56%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:05 pm
  • 8 pm
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 0mphE 91°
  • Humidity: 74%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 0mphE 92°
  • Humidity: 86%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Sullivan, a combination of cloudy and sunny weather is forecasted.
The temperature will vary between a minimum of 39.2°F and a maximum of 68°F. The warmest part of the day is expected around 3 pm.
The maximum temperature will align more closely with September's average high of 71.8°F than with October's 58.1°F. The night temperature will be close to the standard October low of 42.1°F.
Updated: Oct 19, 2026 @ 08:21:09 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 3:21 am CDT, the temperature is 42.8°F.

Today, in Sullivan, a pleasant, mostly sunny outlook is in place.

Today, the maximum temperature will be 68°F, while the minimum temperature will be 39.2°F.
The maximum temperature will be notably higher than the average highest temperature of 58.1°F in October. The lowest temperature will be in line with the average low of 42.1°F.

On Monday, in Sullivan, sunrise will be at 7:13 am and sunset at 6:05 pm (CDT).

Today, the daylight will last for 10h and 52min.