Average temperatures, rainfall and packing tips for Warsaw, Poland in September
🌡️ Avg high
23°C
🌙 Avg low
13°C
🌧️ Rainfall
~44 mm
📊 Warmth rank
#5 of 12
September in Warsaw at a glance
September in Warsaw is typically warm, with average daytime highs around 23°C and nights near 13°C. Temperature-wise it sits mid-range for Warsaw (the 5th warmest month).
Expect some rain: around 44 mm falls in Warsaw during September on average.
What to pack for Warsaw in September
T-shirts and light layers
A light jacket or sweater for the evenings
A compact umbrella for occasional showers
Warsaw - year at a glance
HighLow · September highlighted
Is September a good time to visit Warsaw?
🧳 September is one of the most comfortable months to visit Warsaw - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.
In September, Warsaw averages a daytime high of about 23°C and a night-time low of around 13°C, based on recent historical data.
Does it rain in Warsaw in September?
Expect some rain: around 44 mm falls in Warsaw during September on average.
Is September a good time to visit Warsaw?
September is one of the most comfortable months to visit Warsaw - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.