Temperature
Pleasant by day, brisk at night.
74°Ftypical September high
Typical range
September climate
September in Banja Luka
Bosnia and Herzegovina · Europe
Mild days with cool nights and plenty of sun.
One of the best months here
Daytime high
74°F
Lows around 55°F
Rain
Several rainy days
Sun
9 h/day
Air feel
Comfortable
When to visit
Month-by-month fit
Best
Precipitation
Several rainy days, with mixed-length spells. About 11 wet days this month.
37%wet-day frequency
Precip amountWet-day chanceSnowfall
Sunshine
Plenty of sun this month.
9 hSeptember sunshine
Heat & humidity by month
LowSeptember Heat feel
Easy airWarm airHot airHumid airVery humid air
Hourly temperature pattern
In September, afternoons feel about 73° and nights feel near 55°.
FreezingVery coldColdCoolComfortableWarmHotNight hours
Clear sky
Partly cloudy skies this month.
47%September Clear sky
Clear skyCloud
Wind pattern
Calm winds are typical in September.
4 mphSeptember Calm
More detailIncludes daypart comfort
Typical September day
September late afternoons are around 73°F, easing to about 67°F in early evening.
Avg temp Typical range
Morning63°F
Rain20%
Cloud54%
Humid airLow
Sun intensityLow
Best windowMidday72°F
Rain25%
Cloud57%
Humid airLow
Sun intensityModerate
Late afternoon73°F
Rain24%
Cloud58%
Humid airLow
Sun intensityModerate
Early evening66°F
Rain16%
Cloud51%
Humid airLow
Sun intensityMinimal
Data tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 43 | 31 | 2.9 | 11 | 5.4 | 83 |
| Feb | 48 | 32 | 2.7 | 11 | 6.4 | 78 |
| Mar | 56 | 38 | 3.0 | 11 | 8.3 | 71 |
| Apr | 65 | 45 | 3.6 | 13 | 9.7 | 71 |
| May | 73 | 53 | 4.6 | 14 | 10.8 | 74 |
| Jun | 80 | 60 | 3.5 | 11 | 11.6 | 74 |
| Jul | 84 | 62 | 3.3 | 10 | 12.0 | 72 |
| Aug | 84 | 62 | 2.9 | 9 | 11.4 | 74 |
| Sep | 74 | 55 | 3.8 | 11 | 9.0 | 79 |
| Oct | 66 | 47 | 2.8 | 9 | 7.6 | 81 |
| Nov | 55 | 40 | 3.6 | 11 | 5.8 | 85 |
| Dec | 45 | 33 | 3.3 | 12 | 5.0 | 86 |
Similar climates
Similar
Similar travel styleA CoruñaSpainSimilar travel styleAachenGermanySimilar travel styleAiudRomaniaSimilar travel styleAlba IuliaRomania
Want a side-by-side climate view? Compare Banja Luka with A Coruña.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology