Banja Luka weather by month & the best time to visit
Bosnia & Herzegovina · regional city · humid subtropical climate

The best time to visit Banja Luka is July — its sunniest month (Sunshine Score 78/100), with August and June close behind. Banja Luka averages about 1,935 hours of sunshine a year. Daytime highs around 30°C / 86°F and roughly 66 mm of rain in July.
When is the best time to visit Banja Luka?
For sunshine, the best time to visit Banja Luka is July, then August and June. The dullest month is January (0/100, 60 mm of rain). The full month-by-month picture is in the table below.
How sunny is Banja Luka?
Banja Luka gets a moderate 1,935 hours of sunshine a year. 78 Sunshine Score points separate July (78) from January (0), so the month you pick matters. It ranks #4 of 4 destinations in Bosnia & Herzegovina for annual sunshine, below the national median of 2,031 hours. The year's 857 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | 4° / 39°F | -3° / 27°F | 60 mm | 1 |
| February | 0 | 7° / 45°F | -2° / 28°F | 59 mm | 1 |
| March | 26 | 12° / 54°F | 1° / 34°F | 62 mm | 3 |
| April | 65 | 18° / 64°F | 6° / 43°F | 66 mm | 4 |
| May | 73 | 22° / 72°F | 11° / 52°F | 91 mm | 5 |
| June | 74 | 27° / 81°F | 15° / 59°F | 85 mm | 6 |
| July | 78 | 30° / 86°F | 17° / 63°F | 66 mm | 6 |
| August | 78 | 30° / 86°F | 17° / 63°F | 67 mm | 6 |
| September | 74 | 24° / 75°F | 12° / 54°F | 87 mm | 4 |
| October | 64 | 18° / 64°F | 7° / 45°F | 74 mm | 2 |
| November | 26 | 12° / 54°F | 3° / 37°F | 72 mm | 1 |
| December | 0 | 6° / 43°F | -2° / 28°F | 68 mm | 1 |
Nearest destinations
Head-to-head
How Banja Luka compares month by month: Banja Luka vs Zagreb · Banja Luka vs Sarajevo · Banja Luka vs Split · Banja Luka vs Tuzla · all comparisons
Banja Luka: questions and answers
What kind of destination is Banja Luka?
Banja Luka is a regional city in Bosnia & Herzegovina with a humid subtropical climate.
How many hours of sunshine does Banja Luka get a year?
Banja Luka gets about 1,935 hours of sunshine a year, at its best around July.
When is the best time to visit Banja Luka?
The sunniest time to visit Banja Luka is July, when the Sunshine Score peaks at 78/100 (with August and June close behind). Expect daytime highs around 30°C / 86°F.
What is the least sunny month in Banja Luka?
January is the least sunny month in Banja Luka, scoring 0/100 with about 60 mm of rain.
How strong is the sun in Banja Luka?
The typical midday UV index in Banja Luka peaks around 6 (high) in June, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
Put the Banja Luka sunshine badge on your site
A compact badge showing Banja Luka's sunshine at a glance — free to embed under CC BY 4.0. Paste this wherever you'd like it to appear:
Live preview — this is exactly what your readers see: