Primorsko-Goranska, Croatia
Adriatic Sea45.12°N, 14.66°EStation CR-PRI-BEA

Beach Petrina Sea Water Temperature

A temperate beach on the Adriatic Sea, warmest around August at about 23.9°C. Today's reading, 7-day forecast, and monthly averages below.

Live readings · auto-updating
Water Temperature NowBuoy & Sentinel-3 SST

Beach Petrina water temperature

21.2
70.2°FComfortable (20°C – 24°C)

Pleasant and revitalizing. Great for most beachgoers and active recreational swimming.

+0°vs Sep avgAdriatic Sea45.12°N, 14.66°E
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
23°C
72.9°F onshore
Wind Speed
12 km/h
Surface wind
Wave Height
0.8 m
Slight shore chop
Swell
0.6 m
Deep water swell
Wave Period
6 s
Peak interval
UV Index
—
Daily maximum
Sunrise
—
First morning light
Sunset
—
Golden hour close

7-Day Water Temperature Forecast

Open-Meteo ocean model
Today
WedSep 30
21.2°C
70.2°F
Waves: 1m
Comfortable
ThuOct 1
21.5°C
70.7°F
Waves: 0.9m
Comfortable
FriOct 2
21.6°C
70.9°F
Waves: 0.7m
Comfortable
SatOct 3
21.5°C
70.7°F
Waves: 0.6m
Comfortable
SunOct 4
21.2°C
70.2°F
Waves: 0.7m
Comfortable
MonOct 5
20.9°C
69.6°F
Waves: 0.9m
Comfortable
TueOct 6
20.8°C
69.4°F
Waves: 1m
Comfortable
Forecast cooling trend: -0.4°C over 7 days at Beach Petrina.
Confidence: High

Beach Petrina Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Beach Petrina occurs inJune, July, August, September — peaking at23.9°C (75°F) in August.

Year-Round Water Temperature Curve (°C / °F)

Hover a bar for details
Current month Comfortable (20–24°C) Warm (24°C+) Cool (<20°C)
11
Jan
10
Feb
10
Mar
13
Apr
17
May
21
Jun
23
Jul
24
Aug
Current
21
Sep
19
Oct
16
Nov
13
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January8.4°C11.1°C14.1°CVery Cold (< 16°C)
February8.4°C10.3°C12.4°CVery Cold (< 16°C)
March8.7°C10.4°C12.4°CVery Cold (< 16°C)
April10.8°C13°C17°CVery Cold (< 16°C)
May12.9°C16.9°C20.7°CCool / Refreshing (16°C – 20°C)
June17.3°C21.3°C25.9°CComfortable (20°C – 24°C)
July21°C23.4°C26°CComfortable (20°C – 24°C)
August20.4°C23.9°C26.1°CComfortable (20°C – 24°C)
SeptemberCurrent18.6°C21.2°C25.3°CComfortable (20°C – 24°C)
October16.3°C18.7°C21.6°CCool / Refreshing (16°C – 20°C)
November13.1°C16°C19.7°CCool / Refreshing (16°C – 20°C)
December11.4°C13.1°C16.1°CVery Cold (< 16°C)

Swimming FAQs for Beach Petrina

Is the sea warm enough to swim in Beach Petrina today?

Typical sea surface temperature in Beach Petrina this time of year is 21.2°C (70.2°F) — classified as Comfortable (20°C – 24°C). Pleasant and revitalizing. Great for most beachgoers and active recreational swimming. Live readings load automatically.

What are the warmest months for swimming in Beach Petrina?

The highest water temperatures in Beach Petrina typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.

What is the typical water temperature in Beach Petrina in September?

Historically in September, water temperatures in Beach Petrina average around21.2°C (70.2°F), fluctuating between a recorded minimum of 18.6°C and a maximum of 25.3°C.

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Beach Petrina Coastal Zone Map

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