Downers Grove Weather in May

In Downers Grove, May brings high daytime temperatures around 22°C (72°F), with nights cooling to 10°C (50°F). Expect quite a bit of rainfall this month.

Rainfall in Downers Grove in May

Historically, the month has about 13 days of rain, averaging 119 mm (4.7 in) in total. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Downers Grove in May

Daytime highs in Downers Grove in May reach 22°C (72°F), with nights around 10°C (50°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows around 10°C (50°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Downers Grove in May

The days are predominantly sunny, with an estimated total of around 282 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Downers Grove in May

May has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

If your ideal day consists of dry skies and pleasant temperatures, September typically offers the best circumstances for Downers Grove.