March in Evanston averages a daily high of 8.4°C with nights around -1.2°C. Expect roughly 9 wet days totalling 48.8mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Evanston is May–September.
Based on CHICAGO PALWAUKEE AIRPORT, IL US (19.8km), 1995–2024. 28 years of March data.