Pagbilao's climate is characterized by a relatively consistent temperature range throughout the year, with temperatures rarely dipping below 20°C or soaring above 36°C. The hottest months are May and June, with average highs of 29-30°C, while the coolest month is November, with average lows of 16°C. Spring (March to May) brings increasing warmth, with temperatures gradually rising by about 2°C each month. Summer (June to August) is hot but not extreme, with temperatures in the mid-to-high 20s and low 30s. Autumn (September to November) sees a slight cooling trend, while winter (December to February) remains mild, with average highs in the mid-20s to low 30s.