Wejherowo weather in June

In June, Wejherowo sees average daytime highs of 19°C and overnight lows near 11°C, with 77 mm of rain across 13 wet days and about 16.9 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 20°C by the end. The sky is clear or mostly clear about 24% 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 Wejherowo's 5th-clearest and 9th-windiest month. For the whole year in context, see Wejherowo's year-round climate.

Daytime high
19°
3rd warmest
Overnight low
11°
10th coldest
Rainfall
77 mm
13 wet days
Daylight
17 hours
3:18 AM – 8:16 PM
Cloud cover
61%
5th clearest
Wind
14 km/h
9th windiest
Solar energy
5.71 kWh/m²
Travel score
5.6
out of 10

Wejherowo is city and urban gmina of Poland.

Air quality
Good
PM10 29.1 µg/m³ · 2018
Density
1,825/km²
people per km²
Founded
1643

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 18°C in the first days to 20°C by the end.

A typical June day in Wejherowo reaches about 19°C in the afternoon and slips back to 11°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 24°C. Set against its neighbours, June runs about 3°C warmer than May and about 2°C cooler than July.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
1189
2189
3189
4189
5189
61910
71910
81910
91910
101910
111910
121910
131910
141910
151911
161911
171911
181911
191911
201911
211911
221911
231911
241911
251911
262011
272012
282012
292012
302012

How June really feels in Wejherowo

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.

Wejherowo weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°4310.967.60.0
Feb / -3°369.65.99.30.0
Mar / -1°4410.94.611.50.4
Apr11° / 439.81.313.72.8
May16° / 6511.5015.84.9
Jun19° / 11°7713016.95.6
Jul21° / 13°9713.9016.46.0
Aug21° / 13°8313014.76.1
Sep17° / 10°5911012.55.2
Oct12° / 5311.20.310.22.9
Nov / 419.92.18.20.5
Dec / -1°4510.74.77.10.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 20% of June, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54753
64654
74654
84555
94555
104555
114456
124357
134357
144357
154258
164258
174060
184159
194159
204060
214060
224258
234258
244258
254258
264456
274456
284555
294555
304654

Chance of precipitation in June

Any precipitation

Wejherowo gets around 77 mm of rain over 13 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 44% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
136
237
337
437
537
638
738
839
940
1041
1141
1242
1343
1444
1545
1646
1747
1848
1948
2048
2148
2248
2348
2448
2548
2648
2747
2847
2947
3047

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 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1851320
2841420
3841420
4841420
5831520
6821521
7811621
8811621
9811621
10791731
11791731
12791731
13791731
14781831
15771841
16761941
17771940
18771940
19771940
20752050
21752050
22732061
23722161
24722161
25702271
26692371
27672481
28662581
29642781
30622891

Wind in June

Winds average 14 km/h in June.

Across June, 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 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 3:27 AM to 3:21 AM, and sunset from 8:02 PM to 8:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
116.63:278:02
216.63:268:03
316.73:258:05
416.73:248:06
516.73:248:07
616.83:238:08
716.83:228:09
816.83:218:10
916.83:218:11
1016.93:208:12
1116.93:208:13
1216.93:198:14
1316.93:198:14
1416.93:198:15
1517.03:188:16
1617.03:188:16
1717.03:188:17
1817.03:188:18
1917.03:188:18
2017.03:188:18
2117.03:188:19
2217.03:188:19
2317.03:188:19
2417.03:198:19
2517.03:198:19
2617.03:198:19
2717.03:208:19
2817.03:208:19
2917.03:218:19
3017.03:218:19

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.71 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.43 kWh/m² to a high of 5.71 kWh/m² in June across the year — June's 5.71 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
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 Wejherowo?

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

5.6
Sightseeing
3rd-best month of the year
2.4
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Wejherowo for sightseeing.

What to pack for Wejherowo in June

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

In June, Wejherowo sees daytime highs around 19°C and nights near 11°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

Sea temperature near Wejherowo 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 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°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr5Bracing
May9Bracing
Jun14Bracing
Jul17Cool
Aug19Cool
Sep16Cool
Oct13Bracing
Nov9Bracing
Dec6Bracing

UV index in Wejherowo 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 Wejherowo peaks around June 20 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 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 20UV 6Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5Moderate
Jun6High
Jul5High
Aug5Moderate
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Wejherowo?

Wejherowo sits at 54.6°N, 18.2°E, 27 m above sea level, in Poland. The nearest listed city is Reda, 7.0 km away.

Topography around Wejherowo

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

Within 3 km, the terrain around Wejherowo has only modest variations in elevation — a maximum elevation change of 129 m around an average of 66 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 242 m; within 80 km, significant variations in elevation — a maximum elevation change of 339 m.

The land around Wejherowo is covered by trees (67%) within 3 km, trees (57%) and grassland (21%) within 16 km, and water (41%), trees (27%) and cropland (20%) within 80 km.

3 km
129 m
16 km
242 m
80 km
339 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Reda 7.0 km · Rumia 11 km · Gdynia 21 km · Osowa 25 km · Sopot 28 km · Kartuzy 30 km · Przymorze Wielkie 32 km · Lębork 32 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 Wejherowo (54.6057°, 18.2356°, elevation 27 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).