Jeju, South Korea
South Sea33.54°N, 126.67°EStation SO-JEJ-BEA

함덕해수욕장 Sea Water Temperature

A mild beach on the South Sea, warmest around August at about 27.1°C. Today's reading, 7-day forecast, and monthly averages below.

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

함덕해수욕장 water temperature

25.3
77.5°FWarm & Ideal (24°C – 28°C)

Ideal swimming conditions. Feels soothing and warm, perfect for hours in the water without getting cold.

+0°vs Sep avgSouth Sea33.54°N, 126.67°E
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
27°C
80.2°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
25.3°C
77.5°F
Waves: 1m
Warm
ThuOct 1
25.6°C
78.1°F
Waves: 0.9m
Warm
FriOct 2
25.7°C
78.3°F
Waves: 0.7m
Warm
SatOct 3
25.6°C
78.1°F
Waves: 0.6m
Warm
SunOct 4
25.3°C
77.5°F
Waves: 0.7m
Warm
MonOct 5
25°C
77°F
Waves: 0.9m
Warm
TueOct 6
24.9°C
76.8°F
Waves: 1m
Warm
Forecast cooling trend: -0.4°C over 7 days at 함덕해수욕장.
Confidence: High

함덕해수욕장 Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in 함덕해수욕장 occurs inJuly, August, September — peaking at27.1°C (80.8°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)
15
Jan
14
Feb
14
Mar
15
Apr
16
May
20
Jun
24
Jul
27
Aug
Current
25
Sep
22
Oct
19
Nov
17
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January13.9°C15.4°C16.7°CVery Cold (< 16°C)
February12.9°C14.3°C15.6°CVery Cold (< 16°C)
March12.2°C13.8°C15.1°CVery Cold (< 16°C)
April13.2°C14.7°C16.3°CVery Cold (< 16°C)
May13.8°C16.4°C18.8°CCool / Refreshing (16°C – 20°C)
June16.5°C20.3°C23.9°CComfortable (20°C – 24°C)
July19.1°C24.1°C28.5°CWarm & Ideal (24°C – 28°C)
August23.6°C27.1°C30.2°CWarm & Ideal (24°C – 28°C)
SeptemberCurrent22.4°C25.3°C29.3°CWarm & Ideal (24°C – 28°C)
October19.8°C22.3°C25.6°CComfortable (20°C – 24°C)
November16.6°C18.9°C21.4°CCool / Refreshing (16°C – 20°C)
December15.3°C16.9°C19.2°CCool / Refreshing (16°C – 20°C)

Swimming FAQs for 함덕해수욕장

Is the sea warm enough to swim in 함덕해수욕장 today?

Typical sea surface temperature in 함덕해수욕장 this time of year is 25.3°C (77.5°F) — classified as Warm & Ideal (24°C – 28°C). Ideal swimming conditions. Feels soothing and warm, perfect for hours in the water without getting cold. Live readings load automatically.

What are the warmest months for swimming in 함덕해수욕장?

The highest water temperatures in 함덕해수욕장 typically occur duringJuly, August, September, when monthly averages reach peak seasonal levels.

What is the typical water temperature in 함덕해수욕장 in September?

Historically in September, water temperatures in 함덕해수욕장 average around25.3°C (77.5°F), fluctuating between a recorded minimum of 22.4°C and a maximum of 29.3°C.

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함덕해수욕장 Coastal Zone Map

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