Weather forecast for todayMerrillville, IN

Weather forecast for today

Current condition 7:45 am CDT

  • 41°F
  • Feels like:
    41°F
Cloudy
Cloudy
  • Precipitation: 0"
  • Wind: 1mphS 180°
  • Humidity: 84%
  • Dewpoint: 37°F
  • Pressure: 30.51"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, in Merrillville, heavy clouds are lingering, creating a dull and gray atmosphere.
The temperature is an icy 41°F. The current temperature is almost at the minimum-expected 37.4°F for today.

Saturday Oct 17, 2026

  • 57°F
  • 37°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphSSW 202°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:03 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
Today, early cloud cover is expected, followed by a warm and sunny afternoon.
The maximum temperature will be a mild 57.2°F, while the minimum predicted temperature is an icy 37.4°F.
Forecasted temperatures are trending moderately lower than October's climate norm of 61.3°F.
Sunrise was at 7:03 am and sunset will be at 6:05 pm; the daylight will last for 11h and 2min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 4 pm 55°C.
Coldest hour: 8 am 41°C.

Chance of precipitation

Highest chance: 8 am 15%.

Hourly weather forecast

  • 8 am
  • 41°F
  • Feels like:
    41°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 2mphSE 134°
  • Humidity: 83%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 am
  • 43°F
  • Feels like:
    43°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 2mphSSE 161°
  • Humidity: 77%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 46°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphS 183°
  • Humidity: 69%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 11 am
  • 50°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSSW 197°
  • Humidity: 59%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 12 pm
  • 52°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSSW 208°
  • Humidity: 55%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 1 pm
  • 54°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSW 216°
  • Humidity: 52%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 55°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 219°
  • Humidity: 54%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 3 pm
  • 57°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 223°
  • Humidity: 52%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 220°
  • Humidity: 53%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 55°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 223°
  • Humidity: 54%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 52°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSSW 213°
  • Humidity: 62%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:05 pm
  • 7 pm
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSSW 204°
  • Humidity: 66%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 46°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSW 201°
  • Humidity: 73%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSW 205°
  • Humidity: 77%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSSW 201°
  • Humidity: 81%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 43°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSSW 199°
  • Humidity: 82%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, a combination of sunny and cloud-filled weather is forecasted.
The temperature will be between the lowest temperature of 41°F and the highest temperature of 57.2°F. The warmest part of the day is expected around 3 pm.
The maximum temperature will be moderately lower than October's average high of 61.3°F. Forecast models suggest a low more comparable to November's typical minimum of 35.2°F than October's usual 47.1°F.
Updated: Oct 17, 2026 @ 12:45:28 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 7:45 am CDT, the temperature in Merrillville is 41°F.

On Saturday, in Merrillville, morning cloud cover is expected, but sunny weather will dominate the second half of the day.

Today, the highest temperature will be 57.2°F, while the lowest temperature will be 37.4°F.
The highest temperature will be a couple of degrees lower than the average maximum of 61.3°F in October. Today, the lowest temperature will be noticeably lower than the average low of 47.1°F.

On Saturday, in Merrillville, sunrise was at 7:03 am and sunset will be at 6:05 pm (CDT).

Today, the daylight will last for 11h and 2min.