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.