This article explores the climate of Japan during the summer months, average temperatures, humidity levels, heat wave warnings, and how to beat the heat in Japan during summer. It also looks at the pros and cons of hot summers in Japan. Average temperature is around 28-30°C (82-86°F) but can reach up to 40°C (104°F) with high humidity levels. Heat wave warnings are issued when temperatures exceed 35 °C (95 °F) for more than three days consecutively or when temperatures exceed 40 °C (104 °F). Ways to beat the heat include wearing light clothing made from natural materials, staying indoors or seeking out air conditioned spaces, taking regular cool showers and drinking plenty of fluids. Pros of hot summers include warmer weather allowing people to enjoy outdoor activities such as camping or swimming while cons include health risks associated with high temperatures such as dehydration or heat stroke.