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August 17th, 2025 :: 11:18 pm CDT   

Local Weather Report for
Merrillville
Indiana, United States

 Current Merrillville Weather Conditions Updated August 17th at 10:15 pm 
Overcast
Temperature:24°C Dew Point:24°C
Barometer:101.8 kPa Wind:N 21 Km/h
Humidity:100.0% Visibility:0 Km
 
 Merrillville Weather Forecast Summary  
 
Today
Aug 17th
Monday
Aug 18th
Tuesday
Aug 19th
Wednesday
Aug 20th
Thursday
Aug 21st
Thundershowers Thundershowers Thundershowers Cloudy Mostly Sunny
30°C
33°C
19°C
32°C
21°C
25°C
19°C
26°C
17°C
 
 Merrillville Detailed Weather Forecast  
 
Monday, August 18th, 2025
Overnight Temperature: 19°C
Clear. Windy at times.
Morning Temperature: 27°C
A mix of sun and cloud with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 31°C
A mix of cloud and sun with a slight chance of showers or thundershowers.
Evening Temperature: 23°C
A mix of cloudy and clear skies with showers likely. Chance of a thunderstorm. Windy at times.
Tuesday, August 19th, 2025
Overnight Temperature: 22°C
Cloudy with showers likely. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 27°C
Cloudy with a few showers. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 29°C
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 22°C
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.
Wednesday, August 20th, 2025
Overnight Temperature: 22°C
Cloudy. Windy at times.
Morning Temperature: 24°C
Cloudy. Windy at times.
Afternoon Temperature: 23°C
Cloudy. Windy at times.
Evening Temperature: 20°C
Cloudy. Windy at times.
Thursday, August 21st, 2025
Overnight Temperature: 17°C
Mostly clear.
Morning Temperature: 25°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 24°C
Sunny with cloudy periods. Windy at times.
Evening Temperature: 19°C
Clear.
Friday, August 22nd, 2025
Overnight Temperature: 18°C
Clear.
Morning Temperature: 28°C
Sunny.
Afternoon Temperature: 29°C
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 21°C
A mix of cloudy and clear skies.
Saturday, August 23rd, 2025
Overnight Temperature: 20°C
Cloudy. Slight chance of a thunderstorm.
Morning Temperature: 26°C
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 24°C
Sunny. Windy at times.
Evening Temperature: 18°C
Clear. Windy at times.
Sunday, August 24th, 2025
Overnight Temperature: 16°C
A mix of cloudy and clear skies.
Morning Temperature: 20°C
Sunny with cloudy periods with a chance of showers. Windy at times.
Afternoon Temperature: 20°C
Sunny with cloudy periods. Windy at times.
Evening Temperature: 16°C
Clear with cloudy periods. Windy at times.
Monday, August 25th, 2025
Overnight Temperature: 11°C
Clear.
Morning Temperature: 21°C
Sunny.
Afternoon Temperature: 20°C
Sunny. Windy at times.
Evening Temperature: 13°C
Clear.





 

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This WeatherCity Weather Forecast for Merrillville, Indiana, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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