Kościerzyna weather in October

In October, Kościerzyna sees average daytime highs of 11°C and overnight lows near 5°C, with 46 mm of precipitation across 10.1 wet days and about 10.2 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 14°C in the first days to 9°C by the end. The sky is clear or mostly clear about 16% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of October to 9 h 12 min by month's end. Set against the rest of the year, October is Kościerzyna's 7th-clearest and 6th-windiest month. For the whole year in context, see Kościerzyna's year-round climate.

Daytime high
11°
7th warmest
Overnight low
7th coldest
Precipitation
46 mm
10.1 wet days
Daylight
10 h 12 min
6:27 AM – 4:40 PM
Cloud cover
71%
7th clearest
Wind
16 km/h
6th windiest
Solar energy
1.59 kWh/m²
Travel score
2.8
out of 10

Kościerzyna is city and urban gmina of Poland.

Air quality
Elevated
PM2.5 22.8 µg/m³ · 2018
Density
1,474/km²
people per km²
Founded
1250

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 14°C in the first days to 9°C by the end.

A typical October day in Kościerzyna reaches about 11°C in the afternoon and slips back to 5°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 16°C. Set against its neighbours, October runs about 6°C cooler than September and about 6°C warmer than November.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1147
2147
3147
4147
5147
6136
7136
8136
9136
10136
11126
12126
13125
14125
15125
16115
17115
18115
19115
20114
21104
22104
23104
24104
25104
2694
2794
2894
2994
3093
3183

How October really feels in Kościerzyna

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 4 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
4
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Kościerzyna weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°4310.15.87.70.0
Feb / -3°348.75.29.40.0
Mar / -1°42103.711.50.4
Apr12° / 379.41.113.73.0
May17° / 6311.9015.75.1
Jun19° / 11°7012.6016.85.7
Jul22° / 13°8813.2016.46.1
Aug22° / 13°7012.5014.66.2
Sep17° / 539.2012.55.3
Oct11° / 4610.10.210.22.8
Nov / 378.92.18.30.4
Dec / -2°4510.357.20.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33466
43466
53466
63466
73466
83466
93466
103367
113367
123367
133367
143268
153268
163169
173169
183070
192971
202872
212872
222872
232674
242674
252575
262575
272476
282575
292476
302377
312377

Chance of precipitation in October

Any precipitationSnow

Kościerzyna gets around 46 mm of rain and snow over 10.1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 32% and peaks near 34% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1310
2320
3330
4330
5340
6340
7340
8341
9331
10331
11331
12331
13331
14321
15321
16321
17321
18321
19321
20321
21311
22311
23311
24311
25321
26321
27322
28322
29322
30322
31322

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1955
2955
3964
4964
5964
6964
7973
8973
9973
10973
11982
12982
13982
14991
15991
16991
17991
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in October

Winds average 16 km/h in October.

Across October, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 18 min at the start of October to 9 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 126 minutes over October. Sunrise moves from 5:58 AM to 6:56 AM, and sunset from 5:16 PM to 4:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.35:585:16
211.26:005:14
311.26:015:11
411.16:035:09
511.06:055:06
610.96:075:04
710.96:095:01
810.86:114:59
910.76:134:56
1010.76:154:54
1110.66:174:52
1210.56:194:49
1310.46:214:47
1410.46:234:44
1510.36:254:42
1610.26:274:40
1710.16:294:37
1810.16:314:35
1910.06:334:33
209.96:354:30
219.96:374:28
229.86:384:26
239.76:404:24
249.66:424:21
259.66:444:19
269.56:464:17
279.46:484:15
289.46:504:13
299.36:524:11
309.26:544:09
319.26:564:07

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.59 kWh/m².

For context, solar energy here swings from a low near 0.43 kWh/m² to a high of 5.31 kWh/m² in June across the year — October's 1.59 kWh/m² falls in the middle.

0123151015202531
Solar energy (kWh/m²)Level
12.2Moderate
22.1Moderate
32.1Moderate
42.1Moderate
52.0Moderate
62.0Dim
71.9Dim
81.9Dim
91.9Dim
101.8Dim
111.8Dim
121.7Dim
131.7Dim
141.7Dim
151.6Dim
161.6Dim
171.6Dim
181.5Dim
191.5Dim
201.4Dim
211.4Dim
221.4Dim
231.3Dim
241.3Dim
251.3Dim
261.2Dim
271.2Dim
281.2Dim
291.1Dim
301.1Dim
311.1Dim
Planning a trip in October

Is October a good time to visit Kościerzyna?

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

2.8
Sightseeing
7th-best month of the year
0.0
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in Kościerzyna.

What to pack for Kościerzyna in October

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

In October, Kościerzyna sees daytime highs around 11°C and nights near 5°C. Pack a warm layer. Worth having: rain gear. About 10 days see rain.

a warm layerrain gear

Sea temperature near Kościerzyna in October

The nearest coast averages about 13°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 65 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 Kościerzyna in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kościerzyna 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

Air quality in Kościerzyna in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Kościerzyna is worst in April — around 29 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 14 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Kościerzyna's WHO annual average of 22.8 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1229 µg/m³Dec 1515 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb21Moderate
Mar28Moderate
Apr29Moderate
May26Moderate
Jun28Moderate
Jul26Moderate
Aug25Moderate
Sep22Moderate
Oct19Moderate
Nov16Moderate
Dec14Moderate
Location & terrain

Where is Kościerzyna?

Kościerzyna sits at 54.1°N, 18.0°E, 162 m above sea level, in Poland. The nearest listed city is Kartuzy, 27 km away.

Starogard GdańskiPruszcz GdańskiUjeścisko-ŁostowiceOsowaPiecki-MigowoOrunia Górna-Gdańsk Południe

Topography around Kościerzyna

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

Within 3 km, the terrain around Kościerzyna has only modest variations in elevation — a maximum elevation change of 74 m around an average of 177 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 339 m.

The land around Kościerzyna is covered by trees (45%) and grassland (24%) within 3 km, trees (53%) and cropland (23%) within 16 km, and trees (45%) and cropland (32%) within 80 km.

3 km
74 m
16 km
215 m
80 km
339 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Kartuzy 27 km · Bytów 32 km · Starogard Gdański 40 km · Pruszcz Gdański 45 km · Ujeścisko-Łostowice 46 km · Osowa 47 km · Piecki-Migowo 47 km · Orunia Górna-Gdańsk Południe 47 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 Kościerzyna (54.1223°, 17.9812°, elevation 162 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).