San Antonio Climate and Weather

San Antonio weather is characterised by a humid subtropical climate with cool winters and hot summers. The weather varies between dry and humid, depending on prevailing winds. Fall and spring are warm with a fair amount of rainfall. In San Antonio, July and August are the hottest months and travellers planning on visiting should brace themselves for extreme temperatures reaching as high as 95F (35C), while January is the coldest month. The average coolest month is January with temperatures dropping as low as 39F (4C).