Winters in Glens Falls are cold and snowy, with temperatures often below freezing, averaging around -4°C in January and February. As the seasons transition into spring, temperatures gradually warm up, reaching averages of 9°C in April and 14°C in May. Summer months bring mild temperatures, with averages ranging from 20-22°C in June to August, while autumn cools down with September's average temperature at around 17°C. In November, temperatures dip again, averaging just 3°C before dropping further into winter.