Opole weather in April

In April, Opole sees average daytime highs of 14°C and overnight lows near 5°C, with 43 mm of precipitation across 9.8 wet days and about 13.5 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 12°C in the first days to 17°C by the end. The sky is clear or mostly clear about 26% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 36 min at the start of April to 14 h 24 min by month's end. Set against the rest of the year, April is Opole's 3rd-clearest and 7th-windiest month. For the whole year in context, see Opole's year-round climate.

Daytime high
14°
6th warmest
Overnight low
6th coldest
Precipitation
43 mm
9.8 wet days
Daylight
13 h 30 min
5:02 AM – 6:35 PM
Cloud cover
62%
3rd clearest
Wind
13 km/h
7th windiest
Solar energy
4.39 kWh/m²
Travel score
4.3
out of 10

Opole is city with powiat rights of Poland.

Air quality
Elevated
PM2.5 18 µg/m³ · 2019
Density
1,327/km²
people per km²
Founded
1217

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 12°C in the first days to 17°C by the end.

A typical April day in Opole reaches about 14°C in the afternoon and slips back to 5°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 21°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1112
2112
3123
4123
5123
6123
7123
8133
9133
10134
11134
12134
13144
14144
15144
16144
17155
18155
19155
20155
21165
22166
23166
24176
25176
26177
27177
28187
29187
30187

How April really feels in Opole

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 8 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
8
wind chill below the day's low

The story in April is cold — wind chill drags the overnight "feels like" below the raw low.

Opole weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°4310.55.48.30.0
Feb / -2°3794.89.70.0
Mar / 4911.23.111.51.3
Apr14° / 439.80.913.54.3
May19° / 6912015.25.9
Jun23° / 13°7812.1016.26.3
Jul25° / 14°9813015.86.5
Aug25° / 14°6110.4014.36.8
Sep19° / 10°6410.4012.46.0
Oct14° / 5010.10.310.43.8
Nov / 449.828.71.1
Dec / -2°43104.37.80.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13862
23763
33763
43763
53763
63763
73664
83664
93565
103565
113565
123565
133664
143763
153862
164060
174159
184159
194357
204456
214456
224555
234654
244654
254654
264654
274555
284555
294456
304456

Chance of precipitation in April

Any precipitationSnow

Opole gets around 43 mm of rain and snow over 9.8 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 33% and peaks near 35% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1356
2356
3356
4356
5355
6355
7355
8355
9355
10354
11354
12344
13344
14343
15333
16333
17333
18323
19322
20322
21322
22312
23312
24311
25311
26321
27321
28331
29331
30341

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
27991
28991
29991
30991

Wind in April

Winds average 13 km/h in April.

Across April, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 36 min at the start of April to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 108 minutes over April. Sunrise moves from 5:36 AM to 4:34 AM, and sunset from 6:10 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:366:10
212.65:336:12
312.75:316:13
412.85:296:15
512.85:276:17
612.95:246:18
713.05:226:20
813.05:206:22
913.15:186:23
1013.25:156:25
1113.25:136:27
1213.35:116:28
1313.35:096:30
1413.45:076:31
1513.55:046:33
1613.55:026:35
1713.65:006:36
1813.74:586:38
1913.74:566:40
2013.84:546:41
2113.94:526:43
2213.94:506:45
2314.04:486:46
2414.04:466:48
2514.14:446:49
2614.24:426:51
2714.24:406:53
2814.34:386:54
2914.34:366:56
3014.44:346:57

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.39 kWh/m².

For context, solar energy here swings from a low near 0.69 kWh/m² to a high of 5.36 kWh/m² in June across the year — April's 4.39 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.7Moderate
33.7Moderate
43.8Moderate
53.8Moderate
63.9Moderate
73.9Moderate
83.9Moderate
94.0Moderate
104.0Bright
114.1Bright
124.2Bright
134.2Bright
144.3Bright
154.3Bright
164.4Bright
174.5Bright
184.5Bright
194.6Bright
204.6Bright
214.7Bright
224.7Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
Planning a trip in April

Is April a good time to visit Opole?

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

4.3
Sightseeing
6th-best month of the year
0.5
Beach & pool
6th-best month of the year

April is a reasonable time to visit Opole for sightseeing.

What to pack for Opole in April

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

In April, Opole sees daytime highs around 14°C and nights near 5°C. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

UV index in Opole in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Opole peaks around June 20 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 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 7Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Opole in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Opole is worst in June — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Opole's WHO annual average of 18 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1623 µg/m³Dec 1512 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb16Moderate
Mar21Moderate
Apr21Moderate
May21Moderate
Jun23Moderate
Jul21Moderate
Aug21Moderate
Sep18Moderate
Oct15Moderate
Nov14Moderate
Dec12Moderate
Location & terrain

Where is Opole?

Opole sits at 50.7°N, 17.9°E, 173 m above sea level, in Poland. The nearest listed city is Krapkowice, 22 km away.

KluczborkKędzierzyn-KoźlePrudnikNysaNamysłów

Topography around Opole

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

Within 3 km, the terrain around Opole has only modest variations in elevation — a maximum elevation change of 44 m around an average of 162 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 104 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,297 m.

The land around Opole is covered by artificial surfaces (41%) and trees (22%) within 3 km, trees (40%) and cropland (37%) within 16 km, and cropland (50%) and trees (37%) within 80 km.

3 km
44 m
16 km
104 m
80 km
1,297 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Krapkowice 22 km · Strzelce Opolskie 32 km · Brzeg 39 km · Kluczbork 39 km · Kędzierzyn-Koźle 42 km · Prudnik 46 km · Nysa 47 km · Namysłów 47 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 Opole (50.6712°, 17.926°, elevation 173 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).