December in Bislig averages a daily high of 30.6°C with nights around 23.5°C. Expect roughly 24.2 wet days totalling 581.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Bislig is November–April.
Based on HINATUAN, RP (17km), 1995–2024. 19 years of December data.