Merrillville Weather in October

Merrillville in October sees moderate daytime temperatures of 17°C (63°F) and nighttime lows of 6°C (43°F). Rainfall is fairly high this month at around 94 mm (3.7 in), so pack a rain jacket to stay dry.

Rainfall in Merrillville in October

Typically around 12 days of rainfall are expected, averaging 94 mm (3.7 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Merrillville in October

Daytime temperatures in Merrillville reach 17°C (63°F) in October, dropping to 6°C (43°F) at night. Conditions are often most pleasant around the middle of the day. At 6°C (43°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Merrillville in October

Enjoy a sunny month with about 195 hours of sunshine, the clear skies make Merrillville even more beautiful.

If you prefer enjoying temperate temperatures and rain-free days, May, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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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 October

Min Temperature 6°C (43°F)  

Max Temperature 17°C (63°F)  

Chance of Rain 41%  

Precipitation 94 mm (3.7 in)  

Rainy days 12 days  

Humidity 68% *  

Sunshine 195 hours *  

Percentage Sunshine 56% *  

* Data from: Chicago, the United States of America (72 KM, 45 Miles).

What to Wear in Merrillville in October

Comfortable temperatures call for an easy wardrobe in October. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Merrillville in October

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

Swimming

6/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

Temperature Rainfall Sunshine Humidity

See the full Merrillville climate overview or explore weather in the United States of America.