Ionioi Nisoi, Greece
Thracian Sea39.79°N, 19.92°EStation GR-ION-KAL

Kalamionas Beach Sea Water Temperature

A mild beach on the Thracian Sea, warmest around August at about 25.6°C. Today's reading, 7-day forecast, and monthly averages below.

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

Kalamionas Beach water temperature

24.5
76.1°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 avgThracian Sea39.79°N, 19.92°E
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
26°C
78.8°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
24.5°C
76.1°F
Waves: 1m
Warm
ThuOct 1
24.8°C
76.6°F
Waves: 0.9m
Warm
FriOct 2
24.9°C
76.8°F
Waves: 0.7m
Warm
SatOct 3
24.8°C
76.6°F
Waves: 0.6m
Warm
SunOct 4
24.5°C
76.1°F
Waves: 0.7m
Warm
MonOct 5
24.2°C
75.6°F
Waves: 0.9m
Warm
TueOct 6
24.1°C
75.4°F
Waves: 1m
Warm
Forecast cooling trend: -0.4°C over 7 days at Kalamionas Beach.
Confidence: High

Kalamionas Beach Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Kalamionas Beach occurs inJuly, August, September — peaking at25.6°C (78.1°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)
16
Jan
15
Feb
15
Mar
16
Apr
19
May
23
Jun
24
Jul
26
Aug
Current
25
Sep
23
Oct
20
Nov
18
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January14.3°C15.7°C17.9°CVery Cold (< 16°C)
February14°C15.1°C16.3°CVery Cold (< 16°C)
March13.4°C15.1°C16.5°CVery Cold (< 16°C)
April14.5°C16.4°C19°CCool / Refreshing (16°C – 20°C)
May16.9°C19.2°C22.7°CCool / Refreshing (16°C – 20°C)
June20.1°C22.8°C26°CComfortable (20°C – 24°C)
July20.9°C24.2°C27.2°CWarm & Ideal (24°C – 28°C)
August23.3°C25.6°C28.2°CWarm & Ideal (24°C – 28°C)
SeptemberCurrent20.9°C24.5°C28°CWarm & Ideal (24°C – 28°C)
October20.4°C22.5°C24.7°CComfortable (20°C – 24°C)
November17.4°C20.1°C22.1°CComfortable (20°C – 24°C)
December15.4°C17.5°C19.4°CCool / Refreshing (16°C – 20°C)

Swimming FAQs for Kalamionas Beach

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

Typical sea surface temperature in Kalamionas Beach this time of year is 24.5°C (76.1°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 Kalamionas Beach?

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

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

Historically in September, water temperatures in Kalamionas Beach average around24.5°C (76.1°F), fluctuating between a recorded minimum of 20.9°C and a maximum of 28°C.

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