SeasonScore
Mostar, Bosnia and Herzegovina
Photo: Ramirez · CC BY-SA 3.0

Bosnia and Herzegovina

Mostar in May

🌷 Spring

Pleasant and some showers.

🎒 Pack: sunglasses & hat

Best months: May (9.3), Jun (9.2), Jul (9.2)

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Why May scores 9.3What goes into the score

How it works
🌡️ 25° / 14°C🌧️ 93 mm💧 dew pt 10°🍃 PM2.5 9
  • Weather comfort9.3
    • ✓Comfortable temperatures (25°C highs / 14°C lows)
    • ✓Comfortable humidity (dew point 10.2°C)
    • ✓Mostly dry (~93 mm rain)
  • Air quality9.3
    • ✓Good (within WHO guideline) (PM2.5 ~9 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline7.5
    • ·Increased caution
Compare monthsPut May side by side with another month
MayJun
Score9.3 Excellent9.2 Excellent
Season🌷 Spring☀️ Summer
High / low25° / 14°30° / 17°
Rain93 mm71 mm
Humiditydew pt 10°dew pt 13°
PM2.59 µg/m³9 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Mostar weather-station normals. Rainfall: Mostar weather-station normals (national met service).

Holidays & crowdsMay 2027

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • International Labor Day 30 Apr – 2 May · 3 days off in a row

Other public holidays: Eid al-Adha (16 May, date estimated)

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Nature calendarBlossoms, leaves & seasons in Mostar

  • Snowy daysTypical dates
    Snow likely Dec–Feb (most in Jan: ~3 days)

    Average number of days with snowfall at Mostar.

    Source: Mostar weather-station normals (national weather service, via Wikipedia climate table)

Explore MostarEvents, sights, food & souvenirs

Check event dates locally

A historic town in Herzegovina on the Neretva River, known for its rebuilt Ottoman-era Old Bridge, bazaar lanes and nearby waterfalls and monasteries.

Events in May

No major events on our calendar for May.

Coming up later

Stari Most diving competitionDate variesUsually late July

A traditional diving competition from the Old Bridge with centuries-old roots.

Why go: The riverbanks fill with spectators; arrive early.

Where: Stari Most

Ramadan Bajram (Eid al-Fitr)Date variesIslamic lunar calendar — moves about 11 days earlier each year; around March in 2026–2027

The festival ending Ramadan, with mosque prayers and family visits.

Why go: Some local businesses close for the holiday.

Where: East side of the city