Warsaw Weather in September
Poland · 30-year monthly averages
👍 Good time to visit
September in Warsaw is mild, with average daytime highs around 18°C (64°F) and nighttime lows near 10°C (50°F). Expect roughly 50mm of precipitation, with little rainfall.
Avg high
18°C
64°F
Avg low
10°C
50°F
Rainfall
50mm
dry
Mean temp
13°C
56°F
🎒 What to pack
- light jacket
- layers for cool evenings
September vs the rest of the year
FAQ
- How hot is Warsaw in September?
- September in Warsaw is mild, with average daytime highs around 18°C (64°F) and nighttime lows near 10°C (50°F). Expect roughly 50mm of precipitation, with little rainfall.
- Does it rain a lot in Warsaw in September?
- Warsaw sees around 50mm of precipitation in September on average — dry by global standards.
- Is September a good time to visit Warsaw?
- September is a good month to visit Warsaw, with generally agreeable conditions.