Ustka weather in June

In June, Ustka sees average daytime highs of 18°C and overnight lows near 12°C, with 64 mm of rain across 10.7 wet days and about 16.9 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 19°C by the end. The sky is clear or mostly clear about 30% of the time in June, and the air most often feels dry.

Daylight stretches from about 16 h 36 min at the start of June to 17 hours by month's end. Set against the rest of the year, June is Ustka's 4th-clearest and 9th-windiest month. For the whole year in context, see Ustka's year-round climate.

Daytime high
18°
3rd warmest
Overnight low
12°
10th coldest
Rainfall
64 mm
10.7 wet days
Daylight
17 hours
3:24 AM – 8:22 PM
Cloud cover
57%
4th clearest
Wind
17 km/h
9th windiest
Solar energy
5.73 kWh/m²
Travel score
5.7
out of 10

Ustka is city and urban gmina of Poland.

Density
1,603/km²
people per km²
Founded
1935

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 19°C by the end.

A typical June day in Ustka reaches about 18°C in the afternoon and slips back to 12°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 22°C. Set against its neighbours, June runs about 3°C warmer than May and about 3°C cooler than July.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11711
21711
31711
41711
51711
61711
71711
81711
91712
101712
111712
121712
131812
141812
151812
161812
171812
181812
191813
201813
211813
221813
231813
241813
251813
261913
271913
281913
291914
301914

How June really feels in Ustka

Once humidity and wind are folded in, June 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

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

Ustka weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°5812.24.67.60.0
Feb / -1°4610.64.89.30.0
Mar / 4910.53.211.50.3
Apr10° / 358.40.613.72.3
May14° / 5210.1015.84.3
Jun18° / 12°6410.7016.95.7
Jul20° / 15°8712.9016.46.1
Aug21° / 15°8313.3014.76.0
Sep17° / 12°7812.6012.55.0
Oct12° / 8113.8010.22.9
Nov / 65131.18.20.8
Dec / 6613.64.17.10.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 21% of June, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25446
35446
45446
55347
65347
75347
85248
95248
105248
115149
125149
135050
145050
155050
165050
174951
184951
194951
205050
215050
225050
235050
245149
255149
265248
275149
285248
295248
305248

Chance of precipitation in June

Any precipitation

Ustka gets around 64 mm of rain over 10.7 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 36% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
131
231
331
431
532
632
732
833
933
1034
1134
1235
1335
1436
1537
1637
1738
1838
1938
2039
2138
2238
2338
2438
2538
2638
2739
2839
2939
3039

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 73% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1871120
2861220
3851320
4851320
5841420
6831520
7821620
8811720
9801820
10801820
11791920
12782020
13762130
14752230
15742330
16742330
17732430
18722530
19712540
20702640
21702640
22682750
23672850
24652960
25633070
26623170
27603280
28583390
295634100
305335111

Wind in June

Winds average 17 km/h in June.

Across June, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 16 h 36 min at the start of June to 17 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over June. Sunrise moves from 3:33 AM to 3:27 AM, and sunset from 8:07 PM to 8:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
116.63:338:07
216.63:328:09
316.73:318:10
416.73:308:11
516.73:298:12
616.73:288:13
716.83:288:14
816.83:278:15
916.83:268:16
1016.93:268:17
1116.93:258:18
1216.93:258:19
1316.93:258:20
1416.93:248:21
1517.03:248:21
1617.03:248:22
1717.03:248:22
1817.03:248:23
1917.03:248:23
2017.03:248:24
2117.03:248:24
2217.03:248:24
2317.03:248:25
2417.03:248:25
2517.03:258:25
2617.03:258:25
2717.03:258:25
2817.03:268:25
2917.03:268:25
3017.03:278:24

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.73 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.42 kWh/m² to a high of 5.73 kWh/m² in June across the year — June's 5.73 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.9Bright
35.9Bright
45.9Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in June

Is June a good time to visit Ustka?

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

5.7
Sightseeing
3rd-best month of the year
1.7
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Ustka for sightseeing.

What to pack for Ustka in June

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

In June, Ustka sees daytime highs around 18°C and nights near 12°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

Sea temperature near Ustka in June

The nearest coast averages about 14°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore 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
May9Bracing
Jun14Bracing
Jul17Cool
Aug19Cool
Sep16Cool
Oct13Bracing
Nov9Bracing
Dec6Bracing

UV index in Ustka in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Ustka 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
May5Moderate
Jun6High
Jul5High
Aug5Moderate
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Ustka?

Ustka sits at 54.6°N, 16.9°E, 2 m above sea level, in Poland. The nearest listed city is Słupsk, 17 km away.

LęborkBytówKoszalinBiałogardWejherowoKościerzynaKartuzy

Topography around Ustka

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

Within 3 km, the terrain around Ustka has only modest variations in elevation — a maximum elevation change of 39 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 87 m; within 80 km, significant variations in elevation — a maximum elevation change of 283 m.

The land around Ustka is covered by trees (36%) and water (33%) within 3 km, water (43%) and trees (23%) within 16 km, and water (36%) and trees (35%) within 80 km.

3 km
39 m
16 km
87 m
80 km
283 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
June weather nearby: Słupsk 17 km · Lębork 57 km · Bytów 61 km · Koszalin 62 km · Białogard 85 km · Wejherowo 89 km · Kościerzyna 89 km · Kartuzy 91 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 Ustka (54.5805°, 16.8619°, elevation 2 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).