In Celje, you’ll experience a temperate climate with four distinct seasons, influencing everything from your wardrobe to your daily activities as an intern. Summers in Celje are generally warm, with average temperatures fluctuating between 15 to 28°C (59 to 83°F). The city experiences occasional hotter days, with temperatures sometimes soaring above 31°C (88°F).  Winters are cold, often dropping below freezing. Temperatures typically range from about -4°C to 5°C (25 to 41°F). Snowfall is common, making it important to have warm clothing and sturdy, waterproof footwear. Spring and autumn are transitional seasons with variable weather. Spring begins cool in March and gradually warms up by May. Temperatures range from about 5 to 22°C (41 to 72°F). Autumn starts with mild weather that gradually cools down, with temperatures generally between 4 to 22°C (39 to 72°F). For current weather forecasts, websites like AccuWeather provide reliable and up-to-date information.