San Antonio has a modified subtropical climate, meaning temperatures tend to be warm to mild without many extreme weather conditions. In the winter (December to March), San Antonio's temperatures usually hover around 64 and 74 degrees Fahrenheit during the day, dropping to between 40 and 50 degrees Fahrenheit at night. The spring (March to June) climate is warmer. Daily temperatures average between 74 and 93 degrees Fahrenheit, while nightly temperatures are between 50 and 72 degrees Fahrenheit. Summer (June to September) is warm and daily averages are consistently between 90 and 96 degrees Fahrenheit. Nightly temperatures rarely drop below 70 degrees Fahrenheit. Fall (September to December) in San Antonio averages between 64 and 90 degrees Fahrenheit. Nightly lows usually fall between 40 and 69 degrees Fahrenheit.