Opava weather in June

In June, Opava sees average daytime highs of 22°C and overnight lows near 12°C, with 86 mm of rain across 13 wet days and about 16 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 22% of the time in June, and the air most often feels dry.

Daylight stretches from about 15 h 48 min at the start of June to 16 h 06 min by month's end. Set against the rest of the year, June is Opava's 5th-clearest and 10th-windiest month. For the whole year in context, see Opava's year-round climate.

Daytime high
22°
3rd warmest
Overnight low
12°
10th coldest
Rainfall
86 mm
13 wet days
Daylight
16 h 06 min
3:45 AM – 7:52 PM
Cloud cover
63%
5th clearest
Wind
11 km/h
10th windiest
Solar energy
5.35 kWh/m²
Travel score
6.1
out of 10

Opava is city in Moravia-Silesian Region, Czechia.

Air quality
Elevated
PM2.5 16.8 µg/m³ · 2019
Density
665/km²
people per km²
Founded
1224

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 Opava 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)
12011
22111
32111
42111
52111
62111
72112
82112
92112
102212
112212
122212
132212
142212
152212
162212
172212
182212
192212
202213
212213
222213
232213
242213
252213
262313
272313
282313
292313
302313

How June really feels in Opava

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.

Opava 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 / -3°389.86.28.40.0
Feb / -3°339.15.89.70.0
Mar / 4510.83.711.51.2
Apr14° / 4710.1113.54.0
May19° / 7512.8015.15.6
Jun22° / 12°86130166.1
Jul24° / 14°9913.4015.76.4
Aug24° / 14°7210.9014.36.7
Sep19° / 10°7010.8012.45.9
Oct13° / 519.40.310.53.7
Nov / 449.32.68.81.0
Dec / -2°399.257.90.0

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%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24357
34357
44258
54258
64258
74159
84258
94159
104159
114060
124060
134159
144060
154060
163961
174060
184060
194060
204060
214258
224258
234357
244456
254555
264654
274753
284753
294951
304951

Chance of precipitation in June

Any precipitation

Opava gets around 86 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 43% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
142
243
343
443
544
644
744
844
944
1044
1144
1244
1344
1444
1544
1644
1744
1844
1944
2044
2143
2243
2343
2443
2542
2642
2742
2842
2942
3042

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 61% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1742240
2712450
3702550
4692560
5672670
6662770
7642880
8632890
9622990
10622990
116129100
126029101
136029101
145929111
155929111
165929111
175928121
185928121
196027121
205927131
215926132
225826142
235826142
245826142
255726152
265726152
275726152
285527162
295527162
305528161

Wind in June

Winds average 11 km/h in June.

Across June, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 15 h 48 min at the start of June to 16 h 06 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 3:52 AM to 3:49 AM, and sunset from 7:40 PM to 7:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.83:527:40
215.83:517:41
315.93:517:42
415.93:507:43
515.93:497:44
615.93:497:45
716.03:487:46
816.03:487:46
916.03:477:47
1016.03:477:48
1116.03:467:49
1216.13:467:49
1316.13:467:50
1416.13:467:51
1516.13:467:51
1616.13:457:52
1716.13:457:52
1816.13:457:53
1916.13:457:53
2016.13:457:53
2116.13:467:54
2216.13:467:54
2316.13:467:54
2416.13:467:54
2516.13:477:55
2616.13:477:55
2716.13:477:55
2816.13:487:55
2916.13:487:55
3016.13:497:54

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.35 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 0.74 kWh/m² to a high of 5.35 kWh/m² in June across the year — June's 5.35 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
Planning a trip in June

Is June a good time to visit Opava?

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

6.1
Sightseeing
3rd-best month of the year
4.1
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Opava for sightseeing.

What to pack for Opava in June

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

In June, Opava sees daytime highs around 22°C and nights near 12°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in Opava 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 Opava peaks around June 20 at about 7 (very 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJun 20UV 7Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May6High
Jun7Very high
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Opava 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 Opava is worst in June — around 20 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Opava's WHO annual average of 16.8 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1520 µg/m³Dec 1412 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar19Moderate
Apr19Moderate
May19Moderate
Jun20Moderate
Jul19Moderate
Aug19Moderate
Sep17Moderate
Oct14Moderate
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Opava?

Opava sits at 49.9°N, 17.9°E, 262 m above sea level, in Czechia. The nearest listed city is Krnov, 22 km away.

RacibórzOstravaStarý BohumínBruntálBohumínNový JičínRydułtowy

Topography around Opava

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

Within 3 km, the terrain around Opava has only modest variations in elevation — a maximum elevation change of 58 m around an average of 264 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 366 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,357 m.

The land around Opava is covered by cropland (47%) and artificial surfaces (27%) within 3 km, cropland (61%) and trees (27%) within 16 km, and trees (44%) and cropland (36%) within 80 km.

3 km
58 m
16 km
366 m
80 km
1,357 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Krnov 22 km · Racibórz 28 km · Ostrava 30 km · Starý Bohumín 31 km · Bruntál 32 km · Bohumín 33 km · Nový Jičín 39 km · Rydułtowy 39 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 Opava (49.9387°, 17.9026°, elevation 262 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).