Most of Iraq has a hot arid climate with subtropical influence. Summer temperatures average above 40 °C (104 °F) for most of the country and frequently exceed 48 °C (118.4 °F). Winter temperatures infrequently exceed 21 °C (69.8 °F) with maximums roughly 15 to 19 °C (59 to 66.2 °F) and night-time lows 2 to 5 °C (35.6 to 41 °F). Typically precipitation is low; most places receive less than 250 mm (9.8 in) annually, with maximum rainfall occurring during the winter months. Rainfall during the summer is extremely rare, except in the far north of the country. The northern mountainous regions have cold winters with occasional heavy snows, sometimes causing extensive flooding
