Banja Luka in Winter
In winter (December, January and February), Banja Luka sees average daytime highs around 6°C and overnight lows near -2°C, with 222 mm of precipitation over about 32 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 6°C. The sky is clear or mostly clear about 25% of the time across winter, and the air most often feels dry.
Winter is Banja Luka's weakest season of the year to visit on our travel score. For the whole year in context, see Banja Luka's year-round climate.
- Avg daytime high
- 6°C
- coldest season of the year
- Avg overnight low
- -2°C
- Precipitation
- 222 mm
- 32 wet days
- Avg wind
- 7 km/h
- Travel score
- 0.3
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Banja Luka in Winter
Across winter, daytime highs hold fairly steady around 6°C.
A typical winter day in Banja Luka reaches about 6°C and drops to -2°C overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Banja Luka
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 90 that feel at or below 0°C.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Banja Luka weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 5° / -3° | 70 | 10.4 | 7 | 9 | 0.0 |
| Feb | 7° / -2° | 70 | 10.3 | 6.5 | 10.1 | 0.8 |
| Mar | 12° / 2° | 79 | 11.5 | 4.3 | 11.6 | 3.1 |
| Apr | 17° / 6° | 92 | 12.7 | 1.4 | 13.2 | 4.9 |
| May | 21° / 10° | 112 | 13.5 | 0 | 14.6 | 6.0 |
| Jun | 25° / 14° | 97 | 11.9 | 0 | 15.3 | 6.6 |
| Jul | 27° / 15° | 87 | 10.5 | 0 | 15 | 6.7 |
| Aug | 27° / 15° | 72 | 8.8 | 0 | 13.9 | 7.0 |
| Sep | 22° / 11° | 95 | 11 | 0 | 12.3 | 6.6 |
| Oct | 17° / 7° | 72 | 9.2 | 0.6 | 10.7 | 5.6 |
| Nov | 11° / 3° | 85 | 10.2 | 3 | 9.4 | 2.7 |
| Dec | 6° / -1° | 82 | 11.5 | 6.1 | 8.7 | 0.2 |
Cloud cover in Winter
The sky is clear or mostly clear about 25% of the time across winter.
Chance of precipitation in Winter
Banja Luka gets around 222 mm of rain and snow over 32 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 7 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 8 h 54 min in early December to 10 h 48 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 1.7 kWh/m².
Is winter a good time to visit Banja Luka?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Banja Luka.
What to pack for Banja Luka in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Banja Luka sees daytime highs around 6°C and nights near -2°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 32 days see rain.
UV index in Banja Luka in Winter
Clear-sky midday UV across winter averages around 1. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Banja Luka peaks around July 11 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 5 | 7 | 6 | 8 | 8 | 8 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 8 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Banja Luka in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Banja Luka is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 9 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 11 | 14 | 15 | 14 | 14 | 12 | 13 | 10 | 10 | 10 | 9 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 11 | Good |
| Mar | 14 | Moderate |
| Apr | 15 | Moderate |
| May | 14 | Moderate |
| Jun | 14 | Moderate |
| Jul | 12 | Good |
| Aug | 13 | Moderate |
| Sep | 10 | Good |
| Oct | 10 | Good |
| Nov | 10 | Good |
| Dec | 9 | Good |
Where is Banja Luka?
Banja Luka sits at 44.8°N, 17.2°E, 151 m above sea level, in Bosnia and Herzegovina. The nearest listed city is Prijedor, 45 km away.
Topography around Banja Luka
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Banja Luka.
Within 3 km, the terrain around Banja Luka has significant variations in elevation — a maximum elevation change of 286 m around an average of 181 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 831 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,855 m.
The land around Banja Luka is covered by artificial surfaces (46%) and trees (33%) within 3 km, trees (65%) and grassland (26%) within 16 km, and trees (72%) within 80 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
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 Banja Luka (44.7788°, 17.2063°, elevation 151 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.