Louny weather in June

In June, Louny sees average daytime highs of 22°C and overnight lows near 12°C, with 67 mm of rain across 11.1 wet days and about 16.1 hours of daylight. It is the 3rd-warmest and 2nd-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 21% of the time in June, and the air most often feels dry.

Daylight stretches from about 15 h 54 min at the start of June to 16 h 12 min by month's end. Set against the rest of the year, June is Louny's 5th-clearest and 11th-windiest month. For the whole year in context, see Louny's year-round climate.

Daytime high
22°
3rd warmest
Overnight low
12°
10th coldest
Rainfall
67 mm
11.1 wet days
Daylight
16 h 12 min
4:00 AM – 8:10 PM
Cloud cover
64%
5th clearest
Wind
10 km/h
11th windiest
Solar energy
5.44 kWh/m²
Travel score
6.3
out of 10

Louny is town in Czech Republic.

Density
748/km²
people per km²
Founded
1200

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 Louny 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 29°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)
12110
22111
32111
42111
52111
62111
72111
82111
92211
102212
112212
122212
132212
142212
152212
162212
172212
182212
192212
202212
212212
222212
232313
242313
252313
262313
272313
282313
292313
302313

How June really feels in Louny

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.

Louny weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°318.74.28.30.0
Feb / -2°257.13.19.70.0
Mar / 3692.211.51.5
Apr14° / 3690.413.54.0
May19° / 5711.5015.25.7
Jun22° / 12°6711.1016.16.3
Jul24° / 14°7311.5015.76.7
Aug24° / 14°649.8014.36.9
Sep19° / 10°488.6012.46.1
Oct13° / 418.60.110.53.6
Nov / 3781.38.80.8
Dec / -1°358.83.97.90.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 19% of June, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
23961
33961
44060
54159
64159
74060
84060
94060
103961
113961
123961
133763
143763
153763
163862
173763
183763
193763
203961
213961
224060
234060
244159
254258
264357
274456
284456
294456
304555

Chance of precipitation in June

Any precipitation

Louny gets around 67 mm of rain over 11.1 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 38% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
140
240
340
440
540
640
740
840
939
1039
1139
1239
1338
1438
1538
1637
1737
1837
1936
2036
2136
2235
2335
2435
2535
2635
2735
2836
2936
3037

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 77% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1831520
2811630
3811630
4801730
5791740
6791740
7791740
8781750
9781750
10781750
11781750
12781651
13781651
14781651
15781651
16791641
17781741
18781741
19781741
20781741
21771841
22771841
23761941
24751951
25742051
26732151
27722251
28702361
29712360
30702460

Wind in June

Winds average 10 km/h in June.

Across June, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
89calm
99calm
109calm
119calm
129calm
139calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 15 h 54 min at the start of June to 16 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over June. Sunrise moves from 4:07 AM to 4:03 AM, and sunset from 7:58 PM to 8:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.94:077:58
215.94:067:59
315.94:058:00
415.94:048:01
516.04:048:02
616.04:038:03
716.04:038:04
816.04:028:05
916.14:028:06
1016.14:018:06
1116.14:018:07
1216.14:018:08
1316.14:008:09
1416.24:008:09
1516.24:008:10
1616.24:008:10
1716.24:008:11
1816.24:008:11
1916.24:008:12
2016.24:008:12
2116.24:008:12
2216.24:008:13
2316.24:008:13
2416.24:018:13
2516.24:018:13
2616.24:018:13
2716.24:028:13
2816.24:028:13
2916.24:038:13
3016.24:038:13

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.44 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.72 kWh/m² to a high of 5.44 kWh/m² in June across the year — June's 5.44 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in June

Is June a good time to visit Louny?

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 Louny for sightseeing.

What to pack for Louny in June

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

In June, Louny sees daytime highs around 22°C and nights near 12°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

UV index in Louny in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Louny peaks around June 21 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 21UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr4Moderate
May6High
Jun7Very high
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Louny 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 Louny is worst in April — around 21 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1321 µg/m³Dec 1414 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb16Moderate
Mar20Moderate
Apr21Moderate
May18Moderate
Jun20Moderate
Jul18Moderate
Aug19Moderate
Sep18Moderate
Oct16Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Louny?

Louny sits at 50.4°N, 13.8°E, 185 m above sea level, in Czechia. The nearest listed city is Žatec, 18 km away.

RakovníkChomutovJirkovLitvínovTerezín

Topography around Louny

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

Within 3 km, the terrain around Louny has only modest variations in elevation — a maximum elevation change of 100 m around an average of 207 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 534 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,205 m.

The land around Louny is covered by cropland (60%) within 3 km, cropland (63%) and trees (24%) within 16 km, and trees (47%) and cropland (31%) within 80 km.

3 km
100 m
16 km
534 m
80 km
1,205 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Žatec 18 km · Most 20 km · Slaný 25 km · Rakovník 29 km · Chomutov 29 km · Jirkov 29 km · Litvínov 30 km · Terezín 30 km

Czechia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 59% of US
price level, 2025
GDP per capita
$35,917
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
5.9
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 582
Religion
none 48%believers unaffiliated with a religious society 9%Roman Catholic 7%other believers belonging to a church or religious society 6%

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 Louny (50.357°, 13.7967°, elevation 185 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).