Konstancin-Jeziorna weather in June

In June, Konstancin-Jeziorna sees average daytime highs of 22°C and overnight lows near 12°C, with 69 mm of rain across 11.8 wet days and about 16.4 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 23°C by the end. The sky is clear or mostly clear about 22% of the time in June, and the air most often feels dry.

Daylight stretches from about 16 h 06 min at the start of June to 16 h 30 min by month's end. Set against the rest of the year, June is Konstancin-Jeziorna's 3rd-clearest and 10th-windiest month. For the whole year in context, see Konstancin-Jeziorna's year-round climate.

Daytime high
22°
3rd warmest
Overnight low
12°
10th coldest
Rainfall
69 mm
11.8 wet days
Daylight
16 h 30 min
3:22 AM – 7:50 PM
Cloud cover
63%
3rd clearest
Wind
11 km/h
10th windiest
Solar energy
5.51 kWh/m²
Travel score
6.3
out of 10

Konstancin-Jeziorna is city in Masovian Voivodeship, Poland.

Air quality
Good
PM10 20.6 µg/m³ · 2019
Density
933/km²
people per km²
Founded
1410

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 21°C in the first days to 23°C by the end.

A typical June day in Konstancin-Jeziorna reaches about 22°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 28°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)
12111
22111
32111
42211
52211
62212
72212
82212
92212
102212
112212
122212
132212
142212
152212
162212
172212
182212
192212
202212
212212
222213
232213
242313
252313
262313
272313
282313
292313
302313

How June really feels in Konstancin-Jeziorna

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.

Konstancin-Jeziorna 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 / -4°399.95.780.0
Feb / -3°379.85.59.60.0
Mar / -0°4310.42.911.50.9
Apr14° / 479.70.813.64.0
May19° / 6912.40.115.45.8
Jun22° / 12°6911.8016.46.3
Jul24° / 14°8412.90166.5
Aug24° / 14°6710.4014.46.8
Sep19° / 589.7012.45.8
Oct13° / 459.60.210.43.4
Nov / 409.22.48.50.7
Dec / -2°419.84.57.60.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% 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 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24654
34654
44654
54654
64654
74555
84555
94456
104456
114258
124258
134159
144060
153862
163862
173862
183763
193763
203862
213763
223862
233961
244060
254060
264258
274258
284258
294456
304456

Chance of precipitation in June

Any precipitation

Konstancin-Jeziorna gets around 69 mm of rain over 11.8 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 40% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
337
437
537
637
737
837
938
1038
1139
1239
1340
1441
1541
1642
1742
1842
1943
2043
2143
2243
2343
2443
2542
2642
2742
2842
2942
3043

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1771850
2751960
3732070
4732070
5712180
6702190
7702190
86822100
96822100
106722110
116722110
126622120
136622120
146622120
156522130
166422131
176422131
186422131
196422131
206422131
216522121
226422122
236322132
246322132
256223132
266123133
276123133
286023143
295924143
305924143

Wind in June

Winds average 11 km/h in June.

Across June, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3011calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 16 h 06 min at the start of June to 16 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over June. Sunrise moves from 3:29 AM to 3:25 AM, and sunset from 7:37 PM to 7:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
116.13:297:37
216.23:287:38
316.23:277:39
416.23:277:40
516.33:267:41
616.33:257:42
716.33:257:43
816.33:247:44
916.43:247:45
1016.43:237:46
1116.43:237:47
1216.43:227:48
1316.43:227:48
1416.53:227:49
1516.53:227:49
1616.53:227:50
1716.53:217:51
1816.53:217:51
1916.53:217:51
2016.53:217:52
2116.53:227:52
2216.53:227:52
2316.53:227:53
2416.53:227:53
2516.53:227:53
2616.53:237:53
2716.53:237:53
2816.53:247:53
2916.53:247:53
3016.53:257:53

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.51 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.55 kWh/m² to a high of 5.51 kWh/m² in June across the year — June's 5.51 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in June

Is June a good time to visit Konstancin-Jeziorna?

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

6.3
Sightseeing
3rd-best month of the year
4.4
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Konstancin-Jeziorna for sightseeing.

What to pack for Konstancin-Jeziorna in June

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

In June, Konstancin-Jeziorna sees daytime highs around 22°C and nights near 12°C. Worth packing: light clothes, rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Konstancin-Jeziorna 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 Konstancin-Jeziorna peaks around June 20 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 20UV 6Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low

Air quality in Konstancin-Jeziorna in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Konstancin-Jeziorna is worst in June — around 16 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1816 µg/m³Dec 179 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Good
Mar16Moderate
Apr15Moderate
May15Moderate
Jun16Moderate
Jul15Moderate
Aug15Moderate
Sep13Moderate
Oct11Good
Nov11Good
Dec9Good
Location & terrain

Where is Konstancin-Jeziorna?

Konstancin-Jeziorna sits at 52.1°N, 21.1°E, 89 m above sea level, in Poland. The nearest listed city is Kabaty, 5.0 km away.

Topography around Konstancin-Jeziorna

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

Within 3 km, the terrain around Konstancin-Jeziorna has only modest variations in elevation — a maximum elevation change of 45 m around an average of 96 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 93 m; within 80 km, only modest variations in elevation — a maximum elevation change of 173 m.

The land around Konstancin-Jeziorna is covered by trees (57%) and grassland (21%) within 3 km, trees (55%) and grassland (20%) within 16 km, and trees (42%), cropland (29%) and grassland (25%) within 80 km.

3 km
45 m
16 km
93 m
80 km
173 m
treesgrasslandcroplandartificial surfaceswaterwetland
June weather nearby: Kabaty 5.0 km · Piaseczno 7.0 km · Ursynów 8.0 km · Józefów 9.0 km · Otwock 10 km · Wawer 12 km · Mokotów 12 km · Włochy 15 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 Konstancin-Jeziorna (52.0938°, 21.1176°, elevation 89 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. 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).