🧭 45.7813° N, 15.9186° E · Open sea: 269°
🏛️ Official IZOR monitoring · #13014 Water quality: Good

☀️ ADRIATIC COAST · Zagreb · Zagreb (Jarun)

Jarun, Otok Trešnjevka

🏖️ Official swimming site 🧪 Seasonal samples: 32 🧭 Bay orientation: 269°
🧭 Map / GPS 🗺️ Open on wind map
🟢 Green flag 🛡️ Calculating relative wind...
REAL-TIME SMART BAY ASSESSMENT

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Aligning wind direction, wave height, and coastal relief.

Bay & Wind Rose Sea opening: 269° (W) Wind from: calculating…
Shelter Index — Assessing

BEACH GUIDE & OVERVIEW · LOCATION & ESSENTIALS

About Jarun, Otok Trešnjevka, Zagreb

Beach Jarun, Otok Trešnjevka is located in Zagreb (Zagreb). Official IZOR water quality: Good.

📍 BAY LOCATION & AERIAL VIEW

Jarun, Otok Trešnjevka · Zagreb

Jarun, Otok Trešnjevka (45.7813° N, 15.9186° E)

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COASTAL EXPOSURE

269° · W (Ponente)

The cove faces open sea at an angle of 269°, direction W (Ponente); wind shelter is calculated relative to this orientation.

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TERRAIN & SHORE

Natural coastal cove

Seabed slope: gentle; natural shade: none; access: standard.

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OFFICIAL WATER MONITORING

Excellent

Latest official water test (2025-09-08 10:00:00): rating "Excellent", sea temperature 23.9 °C.

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AMENITIES & FACILITIES

6 amenities recorded

Recorded amenities on location: Wheelchair / ramp access, Restrooms / Toilets, Changing cabins, Children's playground, Beach bar / Café, Showers.

🌬️ Geomorphological Wind Shelter Matrix (269° Bearing)

4-Wind Analysis
Adriatic Wind Cove Shelter Status Recommendation & Backup Cove
Bora / Bura (NE, 45°)
Gusty katabatic wind from the mainland
🟢 Sheltered (Calm) Calm swimming directly in this cove
Jugo / Sirocco (SE, 135°)
Warm SE wind bringing long sea swells
🟢 Sheltered (Calm) Calm swimming directly in this cove
Maestral (NW, 315°)
Refreshing afternoon summer thermal breeze
🔴 Exposed (Waves) Seek opposite leeward shore in strong gusts
Lebić / Garbin (SW, 225°)
Southwesterly swell and coastal surf
🔴 Exposed (Waves) Seek opposite leeward shore in strong gusts
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PRACTICAL GUIDE & CONTEXT

Jarun, Otok Trešnjevka is a coastal beach and bay situated in Zagreb (Zagreb). According to official microbiological monitoring by the Institute of Oceanography and Fisheries (IZOR), the sea water quality here is rated as Good.

The cove faces open sea at an angle of 269°, direction W (Ponente); wind shelter is calculated relative to this orientation. Recorded amenities on location: Wheelchair / ramp access, Restrooms / Toilets, Changing cabins, Children's playground, Beach bar / Café, Showers.

Latest official water test (2025-09-08 10:00:00): rating "Excellent", sea temperature 23.9 °C.

METEO & MARINE GUIDE · OPEN-METEO MARINE & DHMZ

Sea conditions, wind and wind shelter

Fetching meteorological and oceanographic models for coordinates 45.78131, 15.91859…

⏱️ TODAY BY THE HOUR

Click an hour to see expected wind and waves today

Today · Live
✦ MULTI-DAY FORECAST

Multi-day wind shelter forecast at 14:00 for Jarun, Otok Trešnjevka

Tomorrow · 14:00 NW Maestral · 16 km/h (9 kt) 🛡️ 91% Sheltered
In 2 days NE Bura · 24 km/h (13 kt) 🛡️ 86% Sheltered
In 3 days SE Jugo · 20 km/h (11 kt) 〰️ 68% Moderate
In 4 days Calm · 7 km/h (4 kt) 🌊 95% Calm sea
In 5 days NW Maestral · 14 km/h (8 kt) 🛡️ 92% Ideal
Planning to anchor, take a boat trip or spend the whole day? View the accurate wind shelter and sea conditions forecast for the next 5 to 7 days in this bay.

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🌊 Water temperature 🌡️
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Satellite & field measurements
☀️ Air temp. 🌤️
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In coastal shade
〰️ Wave height & period 🌊
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Sea surface state
🌬️ Wind 🧭
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Wind direction & speed
💨 Wind gusts ⛵
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Essential for anchoring and SUP
🕶️ UV Index ☀️
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Sun protection recommendation

IZOR FIELD PROFILE · INSTITUTE OF OCEANOGRAPHY AND FISHERIES

Beach profile and seabed characteristics

Verified field data from the Institute of Oceanography and Fisheries (Split).

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Official field monitoring of the Republic of Croatia Institute of Oceanography and Fisheries (Split) · Sampling point #13014
Verified data
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Surface and shore

Beach terrain type

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Shade & pine woods

Natural shade

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Seabed configuration

Water entry & depth

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Access & atmosphere

Access, parking & crowds

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— 📐 Beach dimensions
24.34 °C 🌡️ Summer sea avg
0–0 ‰ 🧂 Salinity (‰)
0 cm 🌊 Tide range

OFFICIAL PHOTO DOCUMENTATION · UNFILTERED

Authentic field photos of the bay

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MICROBIOLOGICAL WATER QUALITY · EU DIRECTIVE 2006/7/EC & REGULATION NN 73/08

Laboratory water quality monitoring

Recorded seasonal laboratory tests (8 cycles) — Rating: Good.

BAY AMENITIES · INFRASTRUCTURE & FACILITIES

Amenities and facilities on site

Amenities recorded in official beach profile.

♿ Wheelchair / ramp access🚻 Restrooms / Toilets👕 Changing cabins🛝 Children's playground☕ Beach bar / Café🚿 Showers📋 Official beach profile
Seaside Holiday · Zagreb

Accommodation near Jarun, Otok Trešnjevka

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⛵ Water Activities · Zagreb

Boat tours and activities at Jarun, Otok Trešnjevka

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Frequently Asked Questions About Jarun, Otok Trešnjevka

Key facts about sea water quality, seabed terrain, wind shelter, and access for Jarun, Otok Trešnjevka (Zagreb).

What is the sea water quality rating at Jarun, Otok Trešnjevka beach in Zagreb? ▾

According to official microbiological monitoring by the Institute of Oceanography and Fisheries (IZOR, sampling station #13014), the bathing water quality at Jarun, Otok Trešnjevka is rated "Good" based on 32 seasonal water samples under EU Bathing Water Directive 2006/7/EC. During the latest official field test (2025-09-08 10:00:00), the measured sea temperature was 23.9 °C.

Which winds is Jarun, Otok Trešnjevka bay sheltered from (Bora, Sirocco, Maestral)? ▾

Jarun, Otok Trešnjevka faces the open sea at a bearing of 269° (W (Ponente)). Based on its coastal relief and backing terrain, the cove provides natural wind shelter from Bora (NE) and Sirocco / Jugo (SE), while winds blowing directly from W (Ponente) can create onshore waves.

What is the beach surface, water entry, and natural shade like at Jarun, Otok Trešnjevka? ▾

According to the verified IZOR field profile, the shore and seabed surface at Jarun, Otok Trešnjevka consists of: . The seabed entry slope is moderate, and natural shade / coastal vegetation is recorded as: limited natural shade.

What facilities, amenities, and parking are available at Jarun, Otok Trešnjevka? ▾

Recorded facilities on site include: Wheelchair / ramp access, Restrooms / Toilets, Changing cabins, Children's playground, Beach bar / Café, Showers. Coastal access: standard coastal access; parking availability: in the vicinity.

Where is Jarun, Otok Trešnjevka located and what beaches are nearby? ▾

Jarun, Otok Trešnjevka is located in Zagreb, Zagreb, Croatia at GPS coordinates 45.78131° N, 15.91859° E. The closest officially monitored beaches nearby include: Jarun, Veliko jezero 5 (112 m), Jarun, Veliko jezero 6 (185 m), Jarun, Veliko jezero 4 (280 m).

NEIGHBORING COVES · OFFICIAL IZOR MONITORING

Nearby Beaches

Other officially monitored beaches and coves near Jarun, Otok Trešnjevka. Distances are straight-line measurements.

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