Naperville Weather in January

January in Naperville brings very low temperatures around -1°C (30°F) during the day, dropping to -10°C (14°F) at night, with the driest conditions of the year.

Rainfall in Naperville in January

Enjoy minimal rain interruptions this month. The dry conditions make it a reliable choice for outdoor plans, even if it's not beach weather. Typically, you can expect about 10 days of snow this month, with 50 mm (2 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Naperville in January

Daytime highs in Naperville in January reach -1°C (30°F), with nights around -10°C (14°F). Experience the winter season in January. It stays very cold throughout much of the day, so warm winter clothing is essential. Nights are well below freezing at -10°C (14°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. It's often the coldest month of the year, a perfect time to cozy up indoors. Make sure to bring along suitable winter clothing.

Sunshine in Naperville in January

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

January in Naperville has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.