April in Saint Paul averages a daily high of 14°C with nights around 3.1°C. Expect roughly 10.5 wet days totalling 64.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Saint Paul is May–June.
Based on ST. PAUL DOWNTOWN AIRPORT, MN US (3.2km), 1995–2024. 25 years of April data.