Prospect Heights Weather in July

July in Prospect Heights brings high temperatures, with daytime highs of 29°C (84°F) and nights around 18°C (64°F). Quite a bit of rainfall is expected, around 112 mm (4.4 in), so pack an umbrella.

Rainfall in Prospect Heights in July

Records from the past 30 years suggest around 11 days of rain, with 112 mm (4.4 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Prospect Heights in July

July in Prospect Heights brings typical temperatures with highs around 29°C (84°F) and lows of 18°C (64°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 18°C (64°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. It's the warmest month of the year on average, so summer clothing is the way to go.

Sunshine in Prospect Heights in July

Expect sunny days throughout the month, with an estimated 319 hours of sunshine. This makes it a pleasant time to visit Prospect Heights.

Wind Speed in Prospect Heights in July

July sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

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