Croatia · Primorje-Gorski Kotar
Hotel Kristal - kupalište
Opatija — Primorje-Gorski Kotar, Croatia
On the beach
Right now
Live conditions from Open-Meteo, refreshed hourly.
7-day outlook
7-day marine forecast from Open-Meteo.
Sea temperature
Next 7 days, °C
Wave height
Next 7 days, metres
View as table
| Day | Sea temp (°C) | Wave height (m) |
|---|---|---|
| Wed 2 | 26.7 | 0.1 |
| Thu 3 | 26.7 | 0.0 |
| Fri 4 | 26.9 | 0.0 |
| Sat 5 | 26.9 | 0.1 |
| Sun 6 | 27.1 | 0.1 |
| Mon 7 | 27.2 | 0.0 |
| Tue 8 | 27.2 | 0.1 |
Water quality history
Official EEA classification, one rating per bathing season, 2015–2025 — real data reported by national authorities.
- 2015: Good2015
- 2016: Excellent2016
- 2017: Excellent2017
- 2018: Excellent2018
- 2019: Excellent2019
- 2020: Excellent2020
- 2021: Excellent2021
- 2022: Excellent2022
- 2023: Excellent2023
- 2024: Excellent2024
- 2025: Excellent2025
Excellent in the most recent season, and 11 of 11 classified years rated Excellent or Good.
- Excellent
- Good
- Sufficient
- Poor
- Not classified
View as table
| Year | Classification |
|---|---|
| 2015 | Good |
| 2016 | Excellent |
| 2017 | Excellent |
| 2018 | Excellent |
| 2019 | Excellent |
| 2020 | Excellent |
| 2021 | Excellent |
| 2022 | Excellent |
| 2023 | Excellent |
| 2024 | Excellent |
| 2025 | Excellent |
Typical sea temperature by month
Modeled estimatePlausible seasonal climatology derived from latitude, for illustration — not a measured average.
Monthly sea temperature
Typical range across the year, °C
View as table
| Month | Typical sea temp (°C) |
|---|---|
| Jan | 15 |
| Feb | 14 |
| Mar | 15 |
| Apr | 17 |
| May | 20 |
| Jun | 23 |
| Jul | 25 |
| Aug | 26 |
| Sep | 25 |
| Oct | 23 |
| Nov | 20 |
| Dec | 17 |
Location & nearby beaches
Nearby beaches
- Hotel Adriatic - kupalište314 mOpatija, Primorje-Gorski Kotar
- Kupalište Slatina348 mOpatija, Primorje-Gorski Kotar
- Hotel Milenij - kupalište546 mOpatija, Primorje-Gorski Kotar
- Zonovo564 mOpatija, Primorje-Gorski Kotar
Distances calculated as straight-line (haversine) from official coordinates.
Getting there & around
- Easy by car — there's parking close to the beach.
- Nearest bus stop is about ~130 m away.
- Ferry: Taxi boat Kristal 9, about ~100 m away.
Food, stays & town
- Nearest town: Opatija, about ~700 m away.
- 14 places to eat within 1 km Closest is Sladobar, about ~80 m away.
- 5 places to stay mapped nearby Closest is Kristal, about ~100 m away.
What kind of beach is this?
This is a town beach, woven into the everyday fabric of a city or larger settlement — expect company on warm days, especially through July and August, alongside easy access to shops and services.
Estimated from OpenStreetMap surroundings data (ODbL).
Is the water clean at Hotel Kristal - kupalište?
Hotel Kristal - kupalište sits on a stretch of coast classed as a coastal bathing site, carrying an official EU Bathing Water rating of Excellent for the 2025 season. Under the EU Bathing Water Directive, national authorities test for intestinal enterococci and E. coli through the season and report the results the following spring — the 2025 rating was published in spring 2026, and 2026's won't follow until spring 2027. In addition to that yearly rating, some national authorities — for Croatia, IZOR (Croatia's Institute of Oceanography and Fisheries) — publish individual water sample results during the season itself, ahead of the annual report. It sits in Opatija, Primorje-Gorski Kotar. There's parking about ~120 m from the beach.
That rating has been consistent: every one of the 11 classified seasons on record has come back Excellent or Good. The most reliable swimming window here typically runs from July–September, with the sea usually at its warmest around August. Outside that window the water is cooler and often quieter. It's been a consistently reliable spot too — the rating has held at Excellent for 10 straight years.
That “Excellent” label comes from a full season of official water sampling, not a single test — it's one step on a four-point scale (Excellent, Good, Sufficient, Poor) reassessed once a year. Today's actual conditions can differ from the seasonal average, so for a live snapshot see the “Right now” and 7-day outlook panels above. There are 14 places to eat within a kilometre — Sladobar is the closest, about ~80 m away.
Frequently asked questions
Is it safe to go in the water at Hotel Kristal - kupalište?
Yes — Hotel Kristal - kupalište carries the top EU Bathing Water classification, Excellent, for 2025, and 11 of its 11 classified seasons have rated Excellent or Good. It's also held steady at Excellent for 10 straight years.
What temperature is the sea at Hotel Kristal - kupalište right now?
The latest reading puts the sea at Hotel Kristal - kupalište at around 26°C — the “Right now” panel above has the full live picture. That's the reading right off Opatija, Primorje-Gorski Kotar. On the modeled climatology here, August usually runs warmest.
When does Hotel Kristal - kupalište have the warmest water?
If you're planning around water temperature, July–September is the window to target — the modeled sea temperature is typically highest then. That applies to the water around Opatija, Primorje-Gorski Kotar. Within that window, August is typically the single warmest month.
How is bathing water quality actually assessed?
It's based on official water samples: authorities test for intestinal enterococci and E. coli through the season, then report the full-season results to the European Environment Agency each spring, which assigns one of four grades — Excellent, Good, Sufficient or Poor. A few national authorities, including Croatia's IZOR, also publish individual samples during the season itself, ahead of that annual report — that isn't yet available for Hotel Kristal - kupalište.
What's the easiest way to reach Hotel Kristal - kupalište?
By car, it's easy — parking is right by the beach. There's a bus stop about ~130 m from the beach. By ferry, the nearest landing is Taxi boat Kristal 9, about ~100 m away. The nearest town is Opatija, about ~700 m away.