Spring (March-May): Spring in Warsaw is pleasant with mild temperatures ranging from 5°C (low 40s F) to 18°C (mid-60s F). Expect occasional showers, so a light rain jacket is recommended. Pack layers that can be easily changed as the weather changes.
Summer (June-August): Summers are warm and sunny, from 24°C (mid 70s F) to 27°C (low 80s F). Pack breathable clothing such as light t-shirts, shorts and comfortable sandals. Don’t forget a hat and sunglasses for the sunny days! There may be occasional showers, so a packable rain jacket is a good idea.
Autumn (September-November): Autumn brings cooler temperatures, gradually dropping from 15°C (60s F) to 5°C (40s F). Pack long-sleeved shirts, light sweaters, jeans and comfortable closed-toe shoes. As the season progresses, a light jacket or trench coat will be necessary.
Winter (December-February): Winters in Warsaw are cold and snowy, with average highs of -5°C (mid 20s F) to -1°C (low 30s F). Pack warm layers such as sweaters, thermals, a thick winter coat, a hat, gloves and sturdy winter boots with good traction for snowy and icy sidewalks.