Visiting local bars in Yapahuwa is more fun when you know what the weather holds. These rainfall averages and temperatures can help you decide the best time for bar-hopping. The hottest months are usually April and May, with an average temperature of 27°C, while the coldest months are January and February, with an average of 24°C. The rainiest months in Yapahuwa are November, December, October and January, with each month seeing an average of 237 mm of rainfall.