Bayanan experiences a warm and sunny climate year-round, with temperatures gradually increasing from January to May before peaking in June. The summer months of April to May are the hottest, with average highs reaching up to 37°C, while the coolest month is usually June, but even then temperatures can still reach as high as 37°C. The rest of the year sees a relatively consistent temperature range, with lows rarely dipping below 20°C and highs usually topping out around 34-35°C. Overnight temperatures remain warm, never dropping below 21°C throughout the year. Overall, Bayanan's climate is characterized by mild winters and hot, humid summers, with little seasonal variation in temperature.