Szczecin weather in September
September in Szczecin: nice, a little rain, with clean air — an excellent time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#4 of 12 months in Szczecin · #555 of 1413 destinations to visit in September · comfort 84/100 (tier A)
- Days
- 21°C
- Nights
- 9°C
- Wet days
- 8
- Sun
- 8.7 h
- Humidity
- 74%
- Daylight
- 13 h

Traveller notes on Szczecin in September
Notes from nearby Berlin (126 km away)
Szczecin doesn't have its own notes for September yet — these are about Berlin, close enough to share the season.
Early September here is summer without August's heat, mid-twenties and pleasant, and regulars are emphatic that the 1st and the 30th are not the same month - autumn arrives somewhere in between. Our row averages 21.9C reading as 20C over 11.5C nights. It is a dry month by German standards, 35.6mm across 5.5 days, but they warn the rain when it comes is sudden, short and heavy, so the light waterproof stays in the bag. The other thing to know is the diary: a major trade fair, a festival and the marathon fall in consecutive weeks, and hotel prices follow them. The record: humidity 70 percent, 8.8 hours of sun inside 12.7 of daylight, a 16.1 kph wind and AQI 46.
Other months in Szczecin
Poland-forum threads comparing a July versus a November visit to Szczecin land clearly on July for the better weather, describing November instead as a genuinely cold, damp month, among the most humid stretches of the year here. Posters are candid that Polish autumn can turn beautiful with the right conditions, but it's equally capable of an early snow with little warning, so regulars call it a real toss-up. The standing advice for a November trip is to lean on indoor sightseeing and museums as the backbone, treating any clear, mild afternoon as a bonus. Regulars say the city holds up fine under grey skies, its riverside architecture not diminished by weather the way a beach destination's appeal would be. The record: 8.3C days feeling like 5C, 2.1C nights, 44mm across 10.2 days, a notably high 87 percent humidity and just 3.2 hours of sun.
Poland-forum threads on summer weather single out the coast as the exception to the country's warmer inland stretches - Szczecin's river-and-bay position keeps August cooler than the 35C-plus, uncomfortably humid days other Polish cities can see in the same month. It's also called the busiest month for tourism here, after July and May, with a genuine mix of sunny and cloudy days carrying some rain through most weeks rather than a clean dry spell. One regular's specific recommendation is July over August for the longer days, though August itself still sits inside the broadly pleasant May-to-September window. The record: 24.6C days feeling like 24C, 12.5C nights, 57mm of rain across 11 days, 10.8 hours of sun and an AQI of 41.
Detailed January-specific weather trip reports for Szczecin are limited on the forum, with posters discussing the wider Polish winter noting January is quite likely to bring snow and cold, though not a guarantee - some recent years have run notably mild with temperatures well above freezing. Posters describe Polish winter more broadly as capable of turning dreadful, with rain or freezing rain not unusual alongside the cold. Given the limited destination-specific detail for Szczecin exactly, this note leans on that broader Polish pattern: as the country's northwestern port city, Szczecin should trend a touch milder than Poland's continental interior thanks to its coastal, Oder-estuary position, while still running genuinely cold and snow-capable in January. Posters generally rate January as cold and variable for Szczecin, with snow possible but not assured.
Forum posters describe December weather in Szczecin as potentially quite dreadful, with rain or freezing rain not unusual, though heavy rain itself stays rare - light drizzle is more typical, turning to snow once temperatures drop below freezing. Posters generally describe conditions as cold, hovering around zero, with very little snow at Christmas in recent years, especially in western Poland where Szczecin sits, away from the snowier mountain regions. Posters consistently flag how early it gets dark, around 3:30pm this time of year, as a real practical factor for planning a day's sightseeing. Posters generally rate December as visitable with the right cold-weather preparation and realistic expectations, rather than a month to expect a classic snowy scene.
Add your own note from Szczecin's card on the map.
Szczecin climate normals — September
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Szczecin 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.
Shoulder seasonschool holidays in 3 of the markets that fill it, an ordinary month(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Szczecin'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 weatherSzczecin's weather peaks June–August.
Best weatherFair weatherToughest weather
Nearby, and something's on
Within 300 km of Szczecin — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Szczecin?
Szczecin in September — FAQ
- Is September a good time to visit Szczecin?
- September in Szczecin: nice, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Szczecin on SeasonMap's comfort score (84/100).
- What is the weather like in Szczecin in September?
- In September, Szczecin averages a daily high of 20.5°C and a low of 9.3°C, with about 49.2 mm of rain over roughly 7.5 rainy days.
- What is the air quality in Szczecin in September?
- Szczecin has a mean US Air Quality Index of about 41 in September.
Within 300 km: Copenhagen's Tivoli summer season on 27 Mar – 20 Sep, and Berlin's Berlin Marathon on 27 Sep.