Winters in Cedar Park are generally mild, with temperatures ranging from just below freezing to the mid-20s Celsius. February is typically the coolest month, while January and December have similar average temperatures around 10-12 degrees Celsius. As spring approaches, temperatures gradually warm up, reaching averages of over 17 degrees Celsius by March and continuing to rise into the mid-20s by May and June. Summer months are hot, with July and August averaging around 27-28 degrees Celsius, while September sees a slight drop in temperature before cooling off again in October. Autumn brings more moderate temperatures, ranging from around 5-15 degrees Celsius, but can still experience warm days in late November.