Vienna has a temperate continental climate, with warm, sunny summers, and cold winters. The average temperature range in winter (December to February) is between 23°F and 34°F (-5°C to 2°C), while in summer (June to August), temperatures range between 75°F and 91°F (24°C and 33°C). Thunderstorms occur frequently in summer and snowfall is common in winter. Spring, autumn, and the beginning of summer are perhaps the best times to travel to Vienna.