Elbląg weather in September

In September, Elbląg sees average daytime highs of 18°C and overnight lows near 11°C, with 58 mm of rain across 9.8 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 22% 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 Elbląg's 6th-clearest and 7th-windiest month. For the whole year in context, see Elbląg's year-round climate.

Daytime high
18°
4th warmest
Overnight low
11°
9th coldest
Rainfall
58 mm
9.8 wet days
Daylight
12 h 24 min
5:24 AM – 5:50 PM
Cloud cover
64%
6th clearest
Wind
14 km/h
7th windiest
Solar energy
2.98 kWh/m²
Travel score
5.6
out of 10

Elbląg is place in Warmian-Masurian, Poland.

Air quality
Moderate
PM2.5 14.7 µg/m³ · 2019
Density
1,598/km²
people per km²
Founded
1237

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 Elbląg reaches about 18°C in the afternoon and slips back to 11°C overnight — a 7°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)
12013
22012
32012
42012
52012
61912
71912
81912
91911
101911
111911
121811
131811
141811
151811
161810
171810
181710
191710
201710
211710
221710
231710
24179
25169
26169
27169
28169
29169
30159

How September really feels in Elbląg

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.

Elbląg 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°4811.967.70.0
Feb / -3°3810.15.19.40.0
Mar / -0°4410.33.411.50.5
Apr12° / 429.4113.73.1
May17° / 5710.8015.75.3
Jun20° / 12°6812016.85.9
Jul22° / 14°8513016.46.3
Aug22° / 14°7512.1014.66.4
Sep18° / 11°589.8012.55.6
Oct12° / 6011.70.110.23.1
Nov / 4910.81.78.20.6
Dec / -1°5211.64.97.20.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% 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 61%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14555
24456
34456
44258
54159
64159
74060
84060
93961
103961
113862
123862
133862
143862
153763
163763
173862
183862
193862
203862
213862
223862
233862
243862
253763
263862
273862
283862
293763
303763

Chance of precipitation in September

Any precipitation

Elbląg gets around 58 mm of rain over 9.8 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 34% and peaks near 40% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
140
240
340
439
539
639
738
838
937
1037
1136
1235
1334
1433
1532
1632
1731
1830
1930
2029
2129
2229
2329
2430
2530
2631
2732
2833
2933
3034

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 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1593461
2613360
3623260
4633160
5653050
6662950
7672850
8692650
9702550
10732340
11752140
12762040
13781840
14801730
15811630
16821530
17841420
18851320
19861220
20881110
21881110
22891010
23891010
2491900
2591900
2691900
2791900
2892800
2992800
3092800

Wind in September

Winds average 14 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light 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 4:56 AM to 5:50 AM, and sunset from 6:28 PM to 5:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.54:566:28
213.54:586:26
313.45:006:23
413.35:026:20
513.25:036:18
613.25:056:15
713.15:076:13
813.05:096:10
912.95:116:08
1012.95:136:05
1112.85:156:03
1212.75:166:00
1312.75:185:57
1412.65:205:55
1512.55:225:52
1612.45:245:50
1712.45:265:47
1812.35:285:44
1912.25:295:42
2012.15:315:39
2112.15:335:37
2212.05:355:34
2311.95:375:31
2411.85:395:29
2511.85:415:26
2611.75:435:24
2711.65:445:21
2811.55:465:18
2911.55:485:16
3011.45:505:13

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.98 kWh/m².

For context, solar energy here swings from a low near 0.45 kWh/m² to a high of 5.68 kWh/m² in June across the year — September's 2.98 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.7Moderate
23.6Moderate
33.5Moderate
43.5Moderate
53.4Moderate
63.4Moderate
73.3Moderate
83.3Moderate
93.2Moderate
103.2Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.0Moderate
153.0Moderate
163.0Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.8Moderate
212.8Moderate
222.7Moderate
232.7Moderate
242.6Moderate
252.6Moderate
262.6Moderate
272.5Moderate
282.5Moderate
292.4Moderate
302.4Moderate
Planning a trip in September

Is September a good time to visit Elbląg?

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
1.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Elbląg for sightseeing.

What to pack for Elbląg in September

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

In September, Elbląg sees daytime highs around 18°C and nights near 11°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Elbląg 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 25 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
Jun15Bracing
Jul18Cool
Aug19Cool
Sep17Cool
Oct13Bracing
Nov9Bracing
Dec6Bracing

UV index in Elbląg 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 Elbląg peaks around June 23 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 21 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 23UV 6Dec 21UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul6High
Aug5High
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low

Air quality in Elbląg 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 Elbląg is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 9 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Elbląg's WHO annual average of 14.7 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1019 µg/m³Dec 159 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar19Moderate
Apr19Moderate
May17Moderate
Jun18Moderate
Jul17Moderate
Aug16Moderate
Sep14Moderate
Oct12Good
Nov10Good
Dec9Good
Location & terrain

Where is Elbląg?

Elbląg sits at 54.2°N, 19.4°E, 8 m above sea level, in Poland. The nearest listed city is Malbork, 28 km away.

TczewPruszcz GdańskiŚrodmieścieGdanskOrunia Górna-Gdańsk PołudnieChełm

Topography around Elbląg

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

Within 3 km, the terrain around Elbląg has only modest variations in elevation — a maximum elevation change of 102 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 215 m; within 80 km, significant variations in elevation — a maximum elevation change of 328 m.

The land around Elbląg is covered by artificial surfaces (30%), grassland (27%) and trees (25%) within 3 km, cropland (44%), trees (23%) and grassland (22%) within 16 km, and cropland (32%), trees (28%) and water (23%) within 80 km.

3 km
102 m
16 km
215 m
80 km
328 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Malbork 28 km · Braniewo 37 km · Tczew 42 km · Pruszcz Gdański 52 km · Środmieście 54 km · Gdansk 54 km · Orunia Górna-Gdańsk Południe 55 km · Chełm 55 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 Elbląg (54.1522°, 19.4088°, elevation 8 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. 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).