Kościerzyna weather in July

In July, Kościerzyna sees average daytime highs of 22°C and overnight lows near 13°C, with 88 mm of rain across 13.2 wet days and about 16.4 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 22°C by the end. The sky is clear or mostly clear about 22% of the time in July, and the air most often feels dry.

Daylight stretches from about 16 h 48 min at the start of July to 15 h 42 min by month's end. Set against the rest of the year, July is Kościerzyna's 4th-clearest and 11th-windiest month. For the whole year in context, see Kościerzyna's year-round climate.

Daytime high
22°
1st warmest
Overnight low
13°
12th coldest
Rainfall
88 mm
13.2 wet days
Daylight
16 h 24 min
3:41 AM – 8:06 PM
Cloud cover
63%
4th clearest
Wind
13 km/h
11th windiest
Solar energy
5.03 kWh/m²
Travel score
6.1
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 July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 22°C by the end.

A typical July day in Kościerzyna reaches about 22°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 27°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12112
22112
32112
42112
52112
62112
72112
82113
92113
102113
112113
122113
132113
142213
152213
162213
172213
182213
192213
202213
212213
222213
232213
242213
252213
262213
272214
282214
292314
302314
312314

How July really feels in Kościerzyna

Once humidity and wind are folded in, July 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

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

Kościerzyna weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 1st-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 July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 22% of July, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24159
34258
44258
54258
64357
74258
84258
94258
104258
114357
124357
134258
144357
154357
164258
174357
184357
194357
204357
214456
224456
234456
244555
254456
264555
274654
284654
294654
304654
314753

Chance of precipitation in July

Any precipitation

Kościerzyna gets around 88 mm of rain over 13.2 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 46% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
144
244
344
445
545
645
745
846
946
1046
1146
1246
1345
1445
1544
1644
1743
1843
1942
2041
2141
2240
2340
2440
2539
2639
2739
2839
2939
3039
3139

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 48% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1652591
26326101
36227101
46128101
55929111
65830111
75631121
85532121
95333131
105234131
115234131
125135131
135036141
144936141
154837141
164737141
174638141
184539152
194439152
204340152
214240152
224241152
234141163
244041163
253941164
263842164
273742174
283742174
293642184
303642185
313541195

Wind in July

Winds average 13 km/h in July.

Across July, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
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
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 16 h 48 min at the start of July to 15 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over July. Sunrise moves from 3:26 AM to 4:04 AM, and sunset from 8:17 PM to 7:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.83:268:17
216.83:278:16
316.83:288:16
416.83:288:16
516.83:298:15
616.73:308:15
716.73:318:14
816.73:328:13
916.73:338:13
1016.63:348:12
1116.63:358:11
1216.63:368:10
1316.53:388:09
1416.53:398:08
1516.53:408:07
1616.43:418:06
1716.43:438:05
1816.33:448:04
1916.33:458:02
2016.23:478:01
2116.23:488:00
2216.13:507:59
2316.13:517:57
2416.03:537:56
2516.03:547:54
2615.93:567:53
2715.93:587:51
2815.83:597:49
2915.84:017:48
3015.74:027:46
3115.74:047:44

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.03 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 — July's 5.03 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.7Bright
Planning a trip in July

Is July a good time to visit Kościerzyna?

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

6.1
Sightseeing
2nd-best month of the year
4.0
Beach & pool
1st-best month of the year

July is a reasonable time to visit Kościerzyna for sightseeing.

What to pack for Kościerzyna in July

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

In July, Kościerzyna sees daytime highs around 22°C and nights near 13°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

Sea temperature near Kościerzyna in July

The nearest coast averages about 18°C in July — 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 July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 6 — enough to warrant sun protection. 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 July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July 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
July 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).