Evanston Weather in May

May in Evanston averages 20°C (68°F) during the day and 11°C (52°F) at night. Quite a bit of rainfall is typical this month, with around 111 mm (4.4 in) on average. An umbrella is a good idea.

Rainfall in Evanston in May

You can expect rain on around 12 days based on historical patterns, with 111 mm (4.4 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Evanston in May

Daytime temperatures in Evanston reach 20°C (68°F) in May, dropping to 11°C (52°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Evanston in May

Expect sunny days throughout the month, with an estimated 282 hours of sunshine. This makes it a pleasant time to visit Evanston.

Wind Speed in Evanston in May

Average wind conditions reach 5 m/s (10 knots) in May. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.

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.