January in Gulfport averages a daily high of 16.5°C with nights around 5.5°C. Expect roughly 8.9 wet days totalling 84.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Gulfport is March–May.
Based on GULFPORT BILOXI AIRPORT, MS US (5.1km), 1995–2024. 26 years of January data.