January in Santiago de los Caballeros averages a daily high of 29.4°C with nights around 19°C. Expect roughly 21 wet days totalling 371.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Santiago de los Caballeros is March–April.
Based on PUERTO PLATA, DR (36.4km), 1995–2024. 22 years of January data.