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Merrillville Weather in January

Thinking of visiting Merrillville in January? Expect very low temperatures reaching 0°C (32°F) during the day, dropping to -9°C (16°F) at night, and note that quite a bit of snow/rainfall is likely.

Rainfall in Merrillville in January

You can expect snow/rain on around 11 days based on historical patterns, with 62 mm (2.4 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Merrillville in January

If you're visiting Merrillville in January, expect highs of 0°C (32°F) and overnight lows around -9°C (16°F). During January, the winter season is in full swing. It stays very cold throughout much of the day, so warm winter clothing is essential. With lows of -9°C (16°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Typically, it's the chilliest month of the year. Ensure you're prepared by packing appropriate winter gear.

Sunshine in Merrillville in January

The area enjoys a moderate level of sunlight, with around 133 hours. It's a good balance between sunny and cloudy days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Merrillville.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Merrillville's climate page.

Merrillville Temperature in January

Min TemperatureMin Temperature -9°C (16°F)  
Max TemperatureMax Temperature 0°C (32°F)  
Chance of RainChance of Rain 37%  
PrecipitationPrecipitation 62 mm (2.4 in)  
Rainy daysRainy days 11 days  
HumidityHumidity 72% *  
SunshineSunshine 133 hours *  
Percentage SunshinePercentage Sunshine 46% *  
* Data from: Chicago, the United States of America (72 KM, 45 Miles).

Best Places in the United States of America in January

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Merrillville in January

We recommend to layer up for chilly conditions in Merrillville in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Merrillville in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
2/10
Walking
2/10
Camping
1/10
Outdoor sports
2/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Merrillville's climate page.

More climate data for Merrillville