October in Montero averages a daily high of 32.6°C with nights around 20°C. Expect roughly 7.3 wet days totalling 130.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Montero is July.
Based on VIRU VIRU INTERNATIONAL, BL (36.2km), 1995–2024. 20 years of October data.