Downers Grove Weather in August

August in Downers Grove typically sees daytime highs of 28°C (82°F) and nighttime lows of 17°C (63°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Downers Grove in August

Typically, about 11 days will experience rainfall, with an average of 119 mm (4.7 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Downers Grove in August

In August, expect high temperatures in Downers Grove, with highs of 28°C (82°F) and lows of 17°C (63°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 17°C (63°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Downers Grove in August

Expect a lot of sunshine this month, with about 280 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Downers Grove in August

In August, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

If you prefer dry days with pleasant temperatures, September typically offers 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.