Łódź (Lodz) weather in September
September in Łódź: nice, a little rain, with clean air — an excellent time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#5 of 12 months in Łódź · #653 of 1413 destinations to visit in September · comfort 81/100 (tier A)
- Days
- 20°C
- Nights
- 8°C
- Wet days
- 10
- Sun
- 8.4 h
- Humidity
- 73%
- Daylight
- 13 h

Traveller notes on Łódź in September
Notes from nearby Warsaw (117 km away)
Łódź doesn't have its own notes for September yet — these are about Warsaw, close enough to share the season.
Regulars describe a real split between two possible versions of this month - good sunny but cool days on one hand, multi-day stretches of rain when it does turn wet on the other - with a general cooling trend regulars place starting from the second week onward. Our row backs the mild average sitting between those extremes, 21.1C over 10.1C nights feeling 8C, with 57.6mm of rain across 9.6 days and a real 16.1 kph wind that regulars say makes the air feel colder than the number alone suggests. Layers and a proper jacket are the standard advice, with chilly mornings and evenings a near-constant even on an otherwise warm day. The record: humidity 73 percent, 8.3 hours of sun and AQI 47.
Other months in Łódź
Forum posters describe winter in Łódź as most likely cold and snowy, though genuinely less snowy than Poland's mountain regions, and are direct that Łódź isn't considered the country's best winter destination - a lucky stretch of cold, clear weather can be pleasant, but a milder spell just turns the city wet and gray instead. Posters discussing Poland's January more broadly describe short days with darkness by 3:30-4pm, generally gloomy conditions, and note that snow in Polish cities tends to be less frequent than visitors expect, with drizzle and overcast gray skies more typical than a postcard snowy scene. Posters are direct that a specific January can vary a lot - a recent year ran surprisingly warm, well above 0C across much of the country. Posters generally recommend flexible expectations and warm layers for a January visit to Łódź.
Forum posters describe Polish July as genuinely variable - typical days run 24-28C, but heat waves pushing toward 35C do happen, and July is called one of the country's rainier months even though there's no guarantee of rain on any given day; many buildings still lack air conditioning, which makes a heat wave feel worse than the number suggests. For Lodz itself, posters point to the outdoor beer gardens that come alive in summer along ul. Piotrkowska - Europe's longest pedestrianized street - as the natural way to spend a warm evening, with the Manufaktura complex (a former factory turned shopping and cultural center) as the other reliable stop. Posters are candid that Lodz doesn't court tourists the way Krakow does, but call it rewarding for visitors willing to put in a little effort.
Add your own note from Łódź's card on the map.
Łódź climate normals — September
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Łódź in September
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusyLight Move Festival, school holidays in 3 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Łódź's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherŁódź's weather peaks June–August.
Best weatherFair weatherToughest weather
What's on in Łódź in September
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Festival
Light Move Festival
28 Sep – 12 Oct · usuallyLights & fireCrowdedProjections and light installations thrown onto the palaces and tenements down Piotrkowska over one long autumn weekend, when it is dark early enough to work and not yet cold enough to hurt. Free, and the street is shoulder to shoulder. Source ↗
Nearby, and something's on
Within 300 km of Łódź — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Łódź?
Łódź in September — FAQ
- Is September a good time to visit Łódź?
- September in Łódź: nice, a little rain, with clean air — an excellent time to visit. It ranks #5 of 12 months for Łódź on SeasonMap's comfort score (81/100).
- What is the weather like in Łódź in September?
- In September, Łódź averages a daily high of 20.4°C and a low of 8.4°C, with about 66.3 mm of rain over roughly 9.8 rainy days.
- What is the air quality in Łódź in September?
- Łódź has a mean US Air Quality Index of about 45 in September.
Within 300 km: Warsaw's Chopin concerts in Lazienki on 5 Jul – 27 Sep, and Zakopane's Tatra trail season around 15 Jun – 15 Oct.