Bihać weather in December

In December, Bihać sees average daytime highs of 5°C and overnight lows near -2°C, with 116 mm of precipitation across 13 wet days and about 8.7 hours of daylight. It is the 11th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 6°C in the first days to 4°C by the end. The sky is clear or mostly clear about 21% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 54 min at the start of December to 8 h 36 min by month's end. Set against the rest of the year, December is Bihać's 12th-clearest and 3rd-windiest month. For the whole year in context, see Bihać's year-round climate.

Daytime high
11th warmest
Overnight low
-2°
3rd coldest
Precipitation
116 mm
13 wet days
Daylight
8 h 36 min
7:34 AM – 4:11 PM
Cloud cover
70%
12th clearest
Wind
8 km/h
3rd windiest
Solar energy
1.16 kWh/m²
Travel score
0.1
out of 10

Bihać is city in Bosnia and Herzegovina.

Density
84/km²
people per km²

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 6°C in the first days to 4°C by the end.

A typical December day in Bihać reaches about 5°C in the afternoon and slips back to -2°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between -2°C and 11°C. Set against its neighbours, December runs about 5°C cooler than November and about 1°C warmer than January.

-10°10°151015202531
Avg high (°C)Avg low (°C)
160
260
360
460
560
650
75-1
85-1
95-1
105-1
115-1
125-1
135-1
145-2
155-2
164-2
174-2
184-2
194-2
204-2
214-2
224-2
234-2
244-2
254-2
264-2
274-2
284-2
294-2
304-3
314-3

How December really feels in Bihać

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.

Bihać weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°9111.28.190.0
Feb / -3°9911.58.110.10.2
Mar10° / 10012.66.311.62.1
Apr15° / 11014.12.113.23.9
May19° / 12714.40.214.65.5
Jun23° / 12°9712015.36.6
Jul25° / 14°7610.40157.1
Aug25° / 14°8510.4013.97.0
Sep20° / 10°12411.7012.36.1
Oct15° / 12111.50.910.74.5
Nov10° / 13212.949.41.9
Dec / -2°116137.78.70.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32872
42773
52872
62872
72872
82971
93070
103169
113169
123268
133268
143268
153268
163268
173268
183268
193268
203367
213367
223466
233466
243466
253565
263466
273466
283466
293466
303565
313565

Chance of precipitation in December

Any precipitationSnow

Bihać gets around 116 mm of rain and snow over 13 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 42% and peaks near 43% on the wettest days, and about 8 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14321
24321
34321
44322
54322
64323
74323
84323
94224
104224
114224
124225
134125
144125
154125
164125
174125
184125
194225
204226
214226
224226
234226
244226
254226
264226
274226
284226
294226
304127
314126

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 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 54 min at the start of December to 8 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over December. Sunrise moves from 7:21 AM to 7:40 AM, and sunset from 4:12 PM to 4:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.97:214:12
28.87:224:12
38.87:234:11
48.87:244:11
58.87:254:11
68.77:264:11
78.77:274:11
88.77:284:11
98.77:294:10
108.77:294:10
118.77:304:11
128.77:314:11
138.67:324:11
148.67:334:11
158.67:334:11
168.67:344:11
178.67:354:12
188.67:354:12
198.67:364:12
208.67:374:13
218.67:374:13
228.67:384:13
238.67:384:14
248.67:384:14
258.67:394:15
268.67:394:16
278.67:394:16
288.67:404:17
298.67:404:18
308.67:404:18
318.67:404:19

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.16 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.16 kWh/m² to a high of 6.24 kWh/m² in July across the year — December's 1.16 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.2Dim
21.2Dim
31.2Dim
41.2Dim
51.2Dim
61.2Dim
71.2Dim
81.2Dim
91.2Dim
101.2Dim
111.2Dim
121.2Dim
131.1Dim
141.1Dim
151.1Dim
161.1Dim
171.1Dim
181.1Dim
191.1Dim
201.1Dim
211.1Dim
221.1Dim
231.1Dim
241.1Dim
251.2Dim
261.2Dim
271.2Dim
281.2Dim
291.2Dim
301.2Dim
311.2Dim
Planning a trip in December

Is December a good time to visit Bihać?

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

0.1
Sightseeing
11th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Bihać.

What to pack for Bihać in December

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

In December, Bihać sees daytime highs around 5°C and nights near -2°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 13 days see rain.

a warm layera heavy coatrain gear

UV index in Bihać 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 Bihać peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighVery highModerateLowJul 14UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr7Very high
May6High
Jun9Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Bihać 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 Bihać is worst in March — around 17 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (September, 11 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2117 µg/m³Sep 2011 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar17Moderate
Apr16Moderate
May14Moderate
Jun14Moderate
Jul12Good
Aug12Moderate
Sep11Good
Oct11Good
Nov11Good
Dec11Good
Location & terrain

Where is Bihać?

Bihać sits at 44.8°N, 15.9°E, 223 m above sea level, in Bosnia and Herzegovina. The nearest listed city is Cazin, 18 km away.

CazinBosanska KrupaVelika KladušaPrijedor

Topography around Bihać

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

Within 3 km, the terrain around Bihać has significant variations in elevation — a maximum elevation change of 262 m around an average of 241 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,470 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,939 m.

The land around Bihać is covered by grassland (34%), trees (28%) and artificial surfaces (20%) within 3 km, trees (67%) and grassland (24%) within 16 km, and trees (72%) and grassland (20%) within 80 km.

3 km
262 m
16 km
1,470 m
80 km
1,939 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Cazin 18 km · Bosanska Krupa 23 km · Velika Kladuša 41 km · Prijedor 69 km · Karlovac 79 km · Sisak 82 km · Zadar 93 km · Velika Gorica 101 km

Bosnia and Herzegovina travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 40% of US
price level, 2025
GDP per capita
$10,382
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
86%
of population, 2024
Homicide rate
1.2
per 100k, 2023
Road deaths
13.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 591
Religion
Muslim 51%Orthodox 31%Roman Catholic 15%other 1%

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 Bihać (44.8169°, 15.8708°, elevation 223 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).