April in Flint averages a daily high of 14.4°C with nights around 2.1°C. Expect roughly 12.6 wet days totalling 73.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Flint is May–September.
Based on FLINT FCWOS, MI US (7.2km), 1995–2024. 30 years of April data.