In Romania, the climate is temperate with four distinct seasons, similar to northeastern USA.

Spring is pleasant with cool mornings and nights and warm days. Summer is quite warm, with extended sunny days. The hottest areas in Summer are the lowlands in southern and eastern Romania, where 350C is often reached in July and August. Temperatures are always cooler in the mountains. Autumn is dry and cool with fields and trees producing colorful foliage. Winter can be cold, especially in the mountains. While not the rule, abundant snowfalls may occur throughout the country, from December to mid March.

There are significant regional differences of the climate between different regions of Romania.