Starogard Gdański weather in September

In September, Starogard Gdański sees average daytime highs of 18°C and overnight lows near 9°C, with 52 mm of rain across 9.3 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 16°C by the end. The sky is clear or mostly clear about 21% 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 Starogard Gdański's 6th-clearest and 8th-windiest month. For the whole year in context, see Starogard Gdański's year-round climate.

Daytime high
18°
4th warmest
Overnight low
9th coldest
Rainfall
52 mm
9.3 wet days
Daylight
12 h 24 min
5:27 AM – 5:53 PM
Cloud cover
65%
6th clearest
Wind
14 km/h
8th windiest
Solar energy
2.9 kWh/m²
Travel score
5.6
out of 10

Starogard Gdański is city in Pomeranian Voivodeship in northwestern Poland.

Air quality
Moderate
PM10 42.4 µg/m³ · 2016
Density
1,871/km²
people per km²
Founded
1198

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 20°C in the first days to 16°C by the end.

A typical September day in Starogard Gdański reaches about 18°C in the afternoon and slips back to 9°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 23°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)
12011
22011
32011
42011
51911
61911
71910
81910
91910
101910
111810
121810
131810
14189
15189
16189
17179
18179
19179
20179
21178
22178
23178
24168
25168
26168
27168
28168
29158
30157

How September really feels in Starogard Gdański

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.

Starogard Gdański 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 / -3°369.55.17.70.0
Feb / -3°308.559.40.0
Mar / -1°389.63.311.50.6
Apr12° / 409.80.913.73.3
May17° / 6711.7015.75.3
Jun20° / 11°7512.7016.85.8
Jul22° / 13°9013.2016.36.2
Aug22° / 13°7211.9014.66.4
Sep18° / 529.3012.55.6
Oct12° / 45100.210.23.1
Nov / 368.81.88.30.5
Dec / -2°409.54.37.20.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24060
34060
43961
53862
63763
73763
83763
93763
103763
113664
123664
133664
143664
153664
163664
173664
183664
193664
203763
213763
223763
233763
243862
253862
263763
273763
283664
293763
303763

Chance of precipitation in September

Any precipitation

Starogard Gdański gets around 52 mm of rain over 9.3 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 41% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
141
241
341
441
540
640
739
838
937
1036
1135
1233
1332
1431
1529
1628
1727
1826
1925
2025
2125
2225
2325
2425
2526
2626
2727
2828
2929
3030

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 84% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
168275
269265
371254
472244
573234
674224
775223
876213
977203
1080182
1181172
1282162
1383152
1484142
1585132
1687121
1788111
1889101
199091
209181
219181
229271
239370
249460
259460
269460
279460
289460
299460
309550

Wind in September

Winds average 14 km/h in September.

Across September, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light 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 5:00 AM to 5:53 AM, and sunset from 6:31 PM to 5:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:006:31
213.55:026:29
313.45:046:26
413.35:056:24
513.25:076:21
613.25:096:19
713.15:116:16
813.05:136:14
912.95:156:11
1012.95:166:08
1112.85:186:06
1212.75:206:03
1312.65:226:01
1412.65:245:58
1512.55:265:56
1612.45:275:53
1712.45:295:50
1812.35:315:48
1912.25:335:45
2012.15:355:43
2112.15:375:40
2212.05:395:37
2311.95:405:35
2411.85:425:32
2511.85:445:30
2611.75:465:27
2711.65:485:25
2811.55:505:22
2911.55:525:19
3011.45:535:17

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.9 kWh/m².

For context, solar energy here swings from a low near 0.45 kWh/m² to a high of 5.5 kWh/m² in June across the year — September's 2.9 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.5Moderate
33.5Moderate
43.4Moderate
53.3Moderate
63.3Moderate
73.2Moderate
83.2Moderate
93.1Moderate
103.1Moderate
113.1Moderate
123.0Moderate
133.0Moderate
143.0Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.8Moderate
192.8Moderate
202.7Moderate
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 Starogard Gdański?

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

5.6
Sightseeing
4th-best month of the year
1.7
Beach & pool
4th-best month of the year

September is a reasonable time to visit Starogard Gdański for sightseeing.

What to pack for Starogard Gdański in September

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

In September, Starogard Gdański sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear. About 9 days see rain.

rain gear

Sea temperature near Starogard Gdański in September

The nearest coast averages about 17°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 51 km away) is warmest in August at about 19°C and coldest in February near 3°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr5Bracing
May10Bracing
Jun14Bracing
Jul18Cool
Aug19Cool
Sep17Cool
Oct13Bracing
Nov9Bracing
Dec6Bracing

UV index in Starogard Gdański 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 Starogard Gdański peaks around June 18 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 0 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 18UV 6Dec 20UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul6High
Aug5High
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Starogard Gdański?

Starogard Gdański sits at 54.0°N, 18.5°E, 90 m above sea level, in Poland. The nearest listed city is Tczew, 22 km away.

KwidzynKościerzynaUjeścisko-ŁostowiceOrunia Górna-Gdańsk PołudnieChełm

Topography around Starogard Gdański

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

Within 3 km, the terrain around Starogard Gdański has only modest variations in elevation — a maximum elevation change of 66 m around an average of 98 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 166 m; within 80 km, significant variations in elevation — a maximum elevation change of 339 m.

The land around Starogard Gdański is covered by trees (30%), artificial surfaces (26%) and cropland (24%) within 3 km, cropland (52%) and trees (31%) within 16 km, and cropland (39%) and trees (36%) within 80 km.

3 km
66 m
16 km
166 m
80 km
339 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Tczew 22 km · Malbork 34 km · Pruszcz Gdański 34 km · Kwidzyn 38 km · Kościerzyna 40 km · Ujeścisko-Łostowice 40 km · Orunia Górna-Gdańsk Południe 41 km · Chełm 42 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 Starogard Gdański (53.964°, 18.5264°, elevation 90 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).