Bozüyük weather in December

In December, Bozüyük sees average daytime highs of 8°C and overnight lows near -0°C, with 69 mm of precipitation across 10.9 wet days and about 9.2 hours of daylight. It is the 11th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 10°C in the first days to 7°C by the end. The sky is clear or mostly clear about 26% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 24 min at the start of December to 9 h 12 min by month's end. Set against the rest of the year, December is Bozüyük's 11th-clearest and 5th-windiest month. For the whole year in context, see Bozüyük's year-round climate.

Daytime high
11th warmest
Overnight low
-0°
3rd coldest
Precipitation
69 mm
10.9 wet days
Daylight
9 h 12 min
7:21 AM – 4:32 PM
Cloud cover
64%
11th clearest
Wind
8 km/h
5th windiest
Solar energy
1.74 kWh/m²
Travel score
1.3
out of 10

Bozüyük is district and town in Bilecik Province, Turkey.

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 10°C in the first days to 7°C by the end.

A typical December day in Bozüyük reaches about 8°C in the afternoon and slips back to -0°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 1°C and 14°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

-10°10°20°151015202531
Avg high (°C)Avg low (°C)
1101
2101
3101
4101
591
691
791
891
990
1080
1180
1280
1380
1480
1580
1680
1770
187-1
197-1
207-1
217-1
227-1
237-1
247-1
257-1
267-1
277-1
287-1
297-1
307-1
317-1

How December really feels in Bozüyük

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.

Bozüyük weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°6310.97.19.50.5
Feb / -1°6010.75.910.41.3
Mar12° / 7111.74.111.72.9
Apr16° / 7311.50.9135.0
May21° / 7111.4014.26.5
Jun25° / 13°559.1014.87.3
Jul28° / 16°224.8014.57.4
Aug29° / 16°204.3013.67.0
Sep25° / 12°335.8012.37.9
Oct20° / 578010.96.7
Nov13° / 4881.49.84.1
Dec / -0°6910.95.29.21.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34555
44555
54456
64456
74357
84357
94258
104159
114159
124060
134060
144060
153961
163961
173961
183862
193862
203862
213763
223763
233763
243763
253664
263664
273664
283565
293565
303565
313466

Chance of precipitation in December

Any precipitationSnow

Bozüyük gets around 69 mm of rain and snow over 10.9 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 36% and peaks near 39% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13410
23510
33611
43611
53712
63713
73714
83814
93815
103815
113816
123916
133916
143917
153817
163817
173718
183718
193618
203518
213518
223519
233419
243419
253420
263420
273521
283522
293522
303623
313623

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 8 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 24 min at the start of December to 9 h 12 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 7:08 AM to 7:27 AM, and sunset from 4:31 PM to 4:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.47:084:31
29.47:094:31
39.37:104:31
49.37:114:30
59.37:124:30
69.37:134:30
79.37:144:30
89.37:154:30
99.27:154:30
109.27:164:30
119.27:174:30
129.27:184:31
139.27:184:31
149.27:194:31
159.27:204:31
169.27:214:32
179.27:214:32
189.27:224:32
199.27:224:33
209.27:234:33
219.27:234:33
229.27:244:34
239.27:244:34
249.27:254:35
259.27:254:35
269.27:264:36
279.27:264:36
289.27:264:37
299.27:264:38
309.27:274:38
319.27:274:39

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.74 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.74 kWh/m² to a high of 7.03 kWh/m² in July across the year — December's 1.74 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.9Dim
31.9Dim
41.8Dim
51.8Dim
61.8Dim
71.8Dim
81.8Dim
91.8Dim
101.8Dim
111.8Dim
121.7Dim
131.7Dim
141.7Dim
151.7Dim
161.7Dim
171.7Dim
181.7Dim
191.7Dim
201.7Dim
211.7Dim
221.7Dim
231.7Dim
241.7Dim
251.7Dim
261.7Dim
271.7Dim
281.7Dim
291.8Dim
301.8Dim
311.8Dim
Planning a trip in December

Is December a good time to visit Bozüyük?

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

1.3
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Bozüyük.

What to pack for Bozüyük in December

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

In December, Bozüyük sees daytime highs around 8°C and nights near -0°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in Bozüyük in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bozüyük peaks around August 10 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highModerateLowAug 10UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr7Very high
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Bozüyük 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 Bozüyük is worst in May — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1418 µg/m³Dec 209 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar16Moderate
Apr16Moderate
May19Moderate
Jun14Moderate
Jul11Good
Aug11Good
Sep11Good
Oct11Good
Nov10Good
Dec9Good
Location & terrain

Where is Bozüyük?

Bozüyük sits at 39.9°N, 30.0°E, 752 m above sea level, in Turkey. The nearest listed city is Bilecik, 26 km away.

Topography around Bozüyük

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

Within 3 km, the terrain around Bozüyük has significant variations in elevation — a maximum elevation change of 352 m around an average of 819 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 943 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,473 m.

The land around Bozüyük is covered by grassland (36%), cropland (24%) and artificial surfaces (22%) within 3 km, trees (44%), grassland (28%) and cropland (25%) within 16 km, and trees (47%), grassland (27%) and cropland (22%) within 80 km.

3 km
352 m
16 km
943 m
80 km
2,473 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Bilecik 26 km · Eskişehir 44 km · İnegol 48 km · Osmaneli 50 km · Yenişehir 51 km · Akhisar 54 km · Kütahya 54 km · Tavşanlı 61 km

Turkey travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$18,599
2025
Happiness
5.3 / 10
World Happiness, 2025
Homicide rate
3.2
per 100k, 2023
Road deaths
6.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 488
Religion
Muslim 100%other 0%

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 Bozüyük (39.9078°, 30.0367°, elevation 752 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).