The Alps impact the city's weather in other ways also for instance, the warm downhill wind from the Alps (föhn wind), which can elevate temperatures sharply in a couple hours even in the wintertime. Winter tends to have significantly less precipitation, the minimum in February. At Munich's formal weather stations, the maximum and cheapest temperatures at any time calculated are 37.5 °C (100 °F), on 27 July 1983 in Trudering-Riem, and −31.