The Nile Delta has a Mediterranean climate, characterized by little rainfall. Only 100 to 200 mm of rain falls on the delta area during an average year, and most of this falls in the winter months. The delta experiences its hottest temperatures in July and August, averaging 30 °C, with a maximum of around 48 °C. Winter temperatures are normally in the range of 5° to 10 °C. The Nile Delta region becomes quite humid during the summer months. The Nile Delta is currently eroding.