Winters in Purisima de Bustos are mild, with temperatures ranging from 2-24°C (average 14°C). Spring brings gradual warming, with highs reaching up to 32°C by March and averaging around 21°C. Summer is characterized by warm days, but cooler nights, with average highs of 33°C in May and June, and cooling off slightly in July and August. Autumn sees a return to mild temperatures, similar to winter, with averages ranging from 16-19°C from September to November. The coldest months are December and January, while the warmest months are April and May.