Wieluń in Summer

In summer (June, July and August), Wieluń sees average daytime highs around 24°C and overnight lows near 13°C, with 227 mm of rain over about 37 wet days across the season. It is the warmest season of the year and the wettest season of the year.

Across summer, daytime highs hold fairly steady around 24°C. The sky is clear or mostly clear about 24% of the time across summer, and the air most often feels dry.

Summer is Wieluń's best season of the year to visit on our travel score. For the whole year in context, see Wieluń's year-round climate.

Avg daytime high
24°C
warmest season of the year
Avg overnight low
13°C
Rainfall
227 mm
37 wet days
Avg wind
12 km/h
Travel score
6.4
best season of the year
Months
Jun · Jul · Aug

Temperature in Wieluń in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 24°C.

A typical summer day in Wieluń reaches about 24°C and drops to 13°C overnight. The warmest of the three months is July, the coolest June.

10°20°30°JunJulAug

How summer really feels in Wieluń

Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Wieluń weather by month

How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°4110.75.88.20.0
Feb / -3°379.25.19.60.0
Mar / 4810.93.311.51.1
Apr14° / 409.30.913.54.1
May19° / 6511.6015.35.9
Jun22° / 12°7212.5016.36.2
Jul25° / 14°9213.4015.96.4
Aug24° / 14°6210.7014.46.7
Sep19° / 10°5810012.46.0
Oct13° / 478.90.210.43.7
Nov / 418.82.18.71.0
Dec / -2°4310.14.67.70.0

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time across summer.

0%25%50%75%100%JunJulAug

Chance of precipitation in Summer

Any precipitation

Wieluń gets around 227 mm of rain over 37 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%JunJulAug

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%JunJulAug

Wind in Summer

Winds average 12 km/h across summer.

051015JunJulAug

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 16 hours in early June to 13 h 24 min by late August. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJunJulAug

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 5.1 kWh/m².

0246JunJulAug
Planning a trip in summer

Is summer a good time to visit Wieluń?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

6.4
Sightseeing
1st-best month of the year
5.3
Beach & pool
1st-best month of the year

summer is a reasonable time to visit Wieluń for sightseeing.

What to pack for Wieluń in Summer

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

In summer, Wieluń sees daytime highs around 24°C and nights near 13°C. Worth packing: light clothes, rain gear and sun protection. About 37 days see rain.

light clothesrain gearsun protection

UV index in Wieluń in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages 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 Wieluń peaks around June 19 at about 7 (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 19UV 7Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Wieluń in Summer

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Wieluń is worst in June — around 17 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJun 1717 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar16Moderate
Apr16Moderate
May16Moderate
Jun17Moderate
Jul16Moderate
Aug16Moderate
Sep14Moderate
Oct12Good
Nov12Good
Dec10Good
Location & terrain

Where is Wieluń?

Wieluń sits at 51.2°N, 18.6°E, 180 m above sea level, in Poland. The nearest listed city is Kluczbork, 37 km away.

SieradzZduńska WolaŁaskBełchatówCzęstochowaNamysłówLubliniec

Topography around Wieluń

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

Within 3 km, the terrain around Wieluń has only modest variations in elevation — a maximum elevation change of 44 m around an average of 186 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 113 m; within 80 km, significant variations in elevation — a maximum elevation change of 507 m.

The land around Wieluń is covered by cropland (50%) and artificial surfaces (20%) within 3 km, cropland (55%) and trees (30%) within 16 km, and cropland (43%) and trees (39%) within 80 km.

3 km
44 m
16 km
113 m
80 km
507 m
treesgrasslandcroplandartificial surfaceswater
Summer weather nearby: Kluczbork 37 km · Sieradz 43 km · Zduńska Wola 49 km · Łask 57 km · Bełchatów 57 km · Częstochowa 61 km · Namysłów 61 km · Lubliniec 62 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 Wieluń (51.221°, 18.5696°, elevation 180 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.