Weather forecast for todaySullivan, IN

Weather forecast for today

Current condition 2:43 pm EDT

  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 6mphSSE 160°
  • Humidity: 40%
  • Dewpoint: 37°F
  • Pressure: 30.45"Hg
  • Visibility: 9mi
  • UV index: 4
  • ▼
In Sullivan, at the moment, the sun is shining uninterrupted, making for an excellent day outdoors.
The temperature is a comfortable 62.6°F. The current temperature is nearly at the maximum expected 64.4°F for today.

Sunday Oct 18, 2026

  • 64°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSSE 156°
  • Humidity: 37%
  • UV index: 4
  • Sunrise: 8:02 am EDT
  • Sunset: 7:06 pm EDT
  • ▼
On Sunday, in Sullivan, skies will stay clear and sunny.
Temperatures are set to span a considerable range, with a high of a comfortable 64.4°F and a low of a cold 35.6°F.
October's usual high of 65.1°F is forecasted to be matched by the day’s maximum temperature.
Sunrise was at 8:02 am and sunset will be at 7:06 pm; the daylight will last for 11h and 4min.

Hourly overview

Hourly temperatures

Warmest hour: 4 pm 64°C.
Coldest hour: 12 am 45°C.

Chance of precipitation

Highest chance: 11 pm - 12 am 2%.

Hourly weather forecast

  • 3 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSSE 162°
  • Humidity: 38%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSSE 160°
  • Humidity: 36%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 5 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 152°
  • Humidity: 36%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSSE 148°
  • Humidity: 37%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 7 pm
  • 57°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSE 142°
  • Humidity: 46%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 7:06 pm
  • 8 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSE 135°
  • Humidity: 65%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSE 125°
  • Humidity: 73%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSE 124°
  • Humidity: 79%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSE 133°
  • Humidity: 81%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSE 135°
  • Humidity: 84%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of the day, sunny conditions are likely to prevail.
The temperature will vary between the highest temperature of 64.4°F and the lowest temperature of 46.4°F. The warmest part of the day is anticipated around 4 pm.
Today, the temperature is forecasted to be consistent with the usual maximum for October. Forecast models suggest a low more close to November's typical minimum of 37.2°F than October's usual 48.4°F.
Updated: Oct 18, 2026 @ 18:43:41 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (2:43 pm EDT) it is 62.6°F in Sullivan.

Today, in Sullivan, bright and sunny weather is expected.

Today, the highest temperature will be 64.4°F, while the lowest temperature will be 35.6°F.
The highest temperature will be in line with the average maximum of 65.1°F in October. Today, the lowest temperature will be significantly lower than the average low of 48.4°F.

On Sunday, in Sullivan, sunrise was at 8:02 am and sunset will be at 7:06 pm (EDT).

Today, the daylight will last for 11h and 4min.