December in Eagan averages a daily high of -1.6°C with nights around -9.2°C. Expect roughly 9.8 wet days totalling 33.3mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Eagan is May–June.
Based on MINNEAPOLIS ST. PAUL INTERNATIONAL AIRPORT, MN US (10.4km), 1995–2024. 30 years of December data.