Gorzów Wielkopolski weather in September

In September, Gorzów Wielkopolski sees average daytime highs of 19°C and overnight lows near 10°C, with 50 mm of rain across 9.5 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 17°C by the end. The sky is clear or mostly clear about 20% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 30 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Gorzów Wielkopolski's 6th-clearest and 8th-windiest month. For the whole year in context, see Gorzów Wielkopolski's year-round climate.

Daytime high
19°
4th warmest
Overnight low
10°
9th coldest
Rainfall
50 mm
9.5 wet days
Daylight
12 h 24 min
5:41 AM – 6:06 PM
Cloud cover
65%
6th clearest
Wind
12 km/h
8th windiest
Solar energy
2.95 kWh/m²
Travel score
5.9
out of 10

Gorzów Wielkopolski is city with powiat rights in Poland.

Air quality
Moderate
PM2.5 14.8 µg/m³ · 2019
Density
1,337/km²
people per km²
Founded
1257

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 17°C by the end.

A typical September day in Gorzów Wielkopolski reaches about 19°C in the afternoon and slips back to 10°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 25°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12112
22112
32112
42112
52111
62011
72011
82011
92011
102011
112011
121911
131910
141910
151910
161910
171910
181910
191810
20189
21189
22189
23189
24179
25179
26179
27179
28178
29178
30168

How September really feels in Gorzów Wielkopolski

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Gorzów Wielkopolski weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°4810.93.87.90.0
Feb / -2°388.83.99.50.0
Mar / 4910.82.411.51.3
Apr14° / 3690.413.64.1
May19° / 5510.5015.55.9
Jun22° / 12°5910.7016.56.4
Jul24° / 14°8211.8016.16.6
Aug24° / 14°6511.1014.56.6
Sep19° / 10°509.5012.45.9
Oct13° / 449.40.110.33.6
Nov / 419.41.28.50.9
Dec / -1°4510.53.37.50.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
24060
34060
44060
53961
63961
73961
83961
93961
104060
114060
124060
133961
143961
153961
164060
174060
183961
193961
203961
213961
223862
233862
243763
253763
263664
273664
283565
293466
303367

Chance of precipitation in September

Any precipitation

Gorzów Wielkopolski gets around 50 mm of rain over 9.5 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 32% and peaks near 38% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
138
238
338
438
538
637
737
836
935
1035
1134
1233
1332
1431
1531
1630
1729
1829
1928
2028
2128
2228
2328
2428
2529
2629
2730
2831
2931
3032

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
170246
271236
372235
473225
574215
675214
776204
877194
979183
1079183
1180173
1281163
1383152
1483152
1584142
1685132
1787121
1887121
1988111
2089101
2190100
2290100
239190
249190
259190
269190
279280
289280
299280
309280

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 30 min at the start of September to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 126 minutes over September. Sunrise moves from 5:15 AM to 6:06 AM, and sunset from 6:42 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:156:42
213.45:176:40
313.35:196:38
413.25:206:35
513.25:226:33
613.15:246:30
713.05:266:28
813.05:276:25
912.95:296:23
1012.85:316:21
1112.85:336:18
1212.75:346:16
1312.65:366:13
1412.55:386:11
1512.55:396:08
1612.45:416:06
1712.35:436:03
1812.35:456:01
1912.25:465:58
2012.15:485:56
2112.15:505:53
2212.05:525:51
2311.95:535:48
2411.85:555:46
2511.85:575:43
2611.75:595:41
2711.66:015:38
2811.66:025:36
2911.56:045:33
3011.46:065:31

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.95 kWh/m².

For context, solar energy here swings from a low near 0.51 kWh/m² to a high of 5.36 kWh/m² in June across the year — September's 2.95 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.5Moderate
33.5Moderate
43.4Moderate
53.4Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.2Moderate
103.2Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.0Moderate
153.0Moderate
163.0Moderate
172.9Moderate
182.9Moderate
192.8Moderate
202.8Moderate
212.7Moderate
222.7Moderate
232.6Moderate
242.6Moderate
252.5Moderate
262.5Moderate
272.5Moderate
282.4Moderate
292.4Moderate
302.3Moderate
Planning a trip in September

Is September a good time to visit Gorzów Wielkopolski?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.9
Sightseeing
4th-best month of the year
2.5
Beach & pool
5th-best month of the year

September is a reasonable time to visit Gorzów Wielkopolski for sightseeing.

What to pack for Gorzów Wielkopolski in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Gorzów Wielkopolski sees daytime highs around 19°C and nights near 10°C. Worth packing: rain gear. About 10 days see rain.

rain gear

UV index in Gorzów Wielkopolski in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gorzów Wielkopolski peaks around June 17 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 17UV 7Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun7High
Jul6High
Aug5High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low

Air quality in Gorzów Wielkopolski in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Gorzów Wielkopolski is worst in April — around 18 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 10 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Gorzów Wielkopolski's WHO annual average of 14.8 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1118 µg/m³Dec 1410 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb13Moderate
Mar18Moderate
Apr18Moderate
May17Moderate
Jun18Moderate
Jul17Moderate
Aug17Moderate
Sep14Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Gorzów Wielkopolski?

Gorzów Wielkopolski sits at 52.7°N, 15.2°E, 42 m above sea level, in Poland. The nearest listed city is Międzyrzecz, 40 km away.

MiędzyrzeczKostrzyn nad OdrąChoszcznoŚwiebodzinSłubiceFrankfurt (Oder)StargardSchwedt (Oder)

Topography around Gorzów Wielkopolski

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Gorzów Wielkopolski.

Within 3 km, the terrain around Gorzów Wielkopolski has only modest variations in elevation — a maximum elevation change of 82 m around an average of 46 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 144 m; within 80 km, only modest variations in elevation — a maximum elevation change of 242 m.

The land around Gorzów Wielkopolski is covered by artificial surfaces (34%), trees (29%) and grassland (26%) within 3 km, trees (46%), grassland (25%) and cropland (23%) within 16 km, and trees (50%) and cropland (33%) within 80 km.

3 km
82 m
16 km
144 m
80 km
242 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Międzyrzecz 40 km · Kostrzyn nad Odrą 42 km · Choszczno 50 km · Świebodzin 58 km · Słubice 62 km · Frankfurt (Oder) 63 km · Stargard 68 km · Schwedt (Oder) 73 km

Poland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 52% of US
price level, 2025
GDP per capita
$28,420
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
9.4
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 600
Religion
Roman Catholic 71%refused to answer 21%no religion 7%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Gorzów Wielkopolski (52.7337°, 15.225°, elevation 42 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).