January in Alexandria averages a daily high of 6.4°C with nights around -2.7°C. Expect roughly 10.9 wet days totalling 65.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Alexandria is September–October.
Based on OXON HILL, MD US (4.6km), 1995–2024. 19 years of January data.