Kluczbork weather in December

In December, Kluczbork sees average daytime highs of 3°C and overnight lows near -2°C, with 45 mm of precipitation across 10.2 wet days and about 7.8 hours of daylight. It is the 11th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 4°C in the first days to 2°C by the end. The sky is clear or mostly clear about 14% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 hours at the start of December to 7 h 48 min by month's end. Set against the rest of the year, December is Kluczbork's 11th-clearest and 2nd-windiest month. For the whole year in context, see Kluczbork's year-round climate.

Daytime high
11th warmest
Overnight low
-2°
3rd coldest
Precipitation
45 mm
10.2 wet days
Daylight
7 h 42 min
7:52 AM – 3:35 PM
Cloud cover
75%
11th clearest
Wind
15 km/h
2nd windiest
Solar energy
0.66 kWh/m²
Travel score
0.0
out of 10

Kluczbork is city of Poland.

Air quality
Elevated
PM2.5 17.3 µg/m³ · 2019
Density
2,103/km²
people per km²
Founded
1253

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 4°C in the first days to 2°C by the end.

A typical December day in Kluczbork reaches about 3°C in the afternoon and slips back to -2°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -3°C and 8°C. Set against its neighbours, December runs about 5°C cooler than November and about 1°C warmer than January.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
140
240
34-1
44-1
54-1
64-1
73-1
83-1
93-1
103-1
113-1
123-1
133-1
143-2
153-2
163-2
173-2
182-2
192-2
202-2
212-2
222-2
232-2
242-2
252-2
262-2
272-3
282-3
292-3
302-3
312-3

How December really feels in Kluczbork

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

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

Kluczbork weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°43115.98.20.0
Feb / -3°399.85.19.70.0
Mar / 4910.83.411.51.2
Apr14° / 419.40.913.54.1
May19° / 6812.2015.35.8
Jun22° / 12°7411.9016.26.3
Jul25° / 14°9313015.86.5
Aug24° / 14°6110.3014.36.8
Sep19° / 10°6110.3012.45.9
Oct13° / 509.70.210.43.7
Nov / 439.32.38.71.0
Dec / -2°4510.24.57.80.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22575
32575
42476
52476
62476
72476
82476
92377
102377
112377
122377
132377
142377
152278
162278
172278
182377
192377
202377
212377
222476
232575
242575
252575
262575
272575
282575
292575
302575
312575

Chance of precipitation in December

Any precipitationSnow

Kluczbork gets around 45 mm of rain and snow over 10.2 wet days in December. 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 38% on the wettest days, and about 5 days bring snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
12811
22811
32811
42911
53012
63012
73112
83113
93113
103213
113213
123214
133314
143314
153314
163414
173414
183414
193415
203415
213415
223515
233516
243516
253617
263617
273717
283718
293718
303818
313818

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December 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%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 15 km/h in December.

Across December, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 hours at the start of December to 7 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:36 AM to 7:58 AM, and sunset from 3:38 PM to 3:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.07:363:38
28.07:373:37
38.07:393:37
47.97:403:36
57.97:413:36
67.97:423:36
77.97:433:35
87.87:443:35
97.87:453:35
107.87:463:35
117.87:473:35
127.87:483:35
137.87:493:35
147.77:503:35
157.77:513:35
167.77:523:35
177.77:523:35
187.77:533:35
197.77:543:36
207.77:543:36
217.77:553:36
227.77:553:37
237.77:563:37
247.77:563:38
257.77:573:38
267.77:573:39
277.77:573:40
287.77:573:40
297.77:583:41
307.77:583:42
317.87:583:43

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.66 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.66 kWh/m² to a high of 5.42 kWh/m² in June across the year — December's 0.66 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.8Dim
20.8Dim
30.7Dim
40.7Dim
50.7Dim
60.7Dim
70.7Dim
80.7Dim
90.7Dim
100.7Dim
110.7Dim
120.7Dim
130.7Dim
140.7Dim
150.7Dim
160.7Dim
170.6Dim
180.6Dim
190.6Dim
200.6Dim
210.6Dim
220.6Dim
230.6Dim
240.6Dim
250.6Dim
260.7Dim
270.7Dim
280.7Dim
290.7Dim
300.7Dim
310.7Dim
Planning a trip in December

Is December a good time to visit Kluczbork?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Kluczbork.

What to pack for Kluczbork in December

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

In December, Kluczbork sees daytime highs around 3°C and nights near -2°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

UV index in Kluczbork in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kluczbork 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 18 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 18UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Kluczbork in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Kluczbork is worst in June — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Kluczbork's WHO annual average of 17.3 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1622 µg/m³Dec 1512 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar20Moderate
Apr20Moderate
May20Moderate
Jun22Moderate
Jul20Moderate
Aug20Moderate
Sep17Moderate
Oct14Moderate
Nov13Moderate
Dec12Good
Location & terrain

Where is Kluczbork?

Kluczbork sits at 51.0°N, 18.2°E, 185 m above sea level, in Poland. The nearest listed city is Namysłów, 36 km away.

OpoleLubliniecStrzelce OpolskieBrzegKrapkowiceJelcz

Topography around Kluczbork

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

Within 3 km, the terrain around Kluczbork has only modest variations in elevation — a maximum elevation change of 38 m around an average of 189 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 127 m; within 80 km, significant variations in elevation — a maximum elevation change of 507 m.

The land around Kluczbork is covered by cropland (53%) within 3 km, cropland (51%) and trees (37%) within 16 km, and cropland (47%) and trees (39%) within 80 km.

3 km
38 m
16 km
127 m
80 km
507 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Namysłów 36 km · Wieluń 37 km · Opole 39 km · Lubliniec 47 km · Strzelce Opolskie 52 km · Brzeg 54 km · Krapkowice 58 km · Jelcz 63 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 Kluczbork (50.9728°, 18.2182°, 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).