Ceredigion, United Kingdom
Irish Sea52.40°N, 4.09°WStation UN-CER-TRA

Traeth Tan-y-bwlch Sea Water Temperature

A temperate beach on the Irish Sea, warmest around August at about 17.6°C. Today's reading, 7-day forecast, and monthly averages below.

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Water Temperature NowBuoy & Sentinel-3 SST

Traeth Tan-y-bwlch water temperature

16.6
61.9°FCool / Refreshing (16°C – 20°C)

Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.

+0°vs Sep avgIrish Sea52.40°N, 4.09°W
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
18°C
64.6°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
16.6°C
61.9°F
Waves: 1m
Refreshing
ThuOct 1
16.9°C
62.4°F
Waves: 0.9m
Refreshing
FriOct 2
17°C
62.6°F
Waves: 0.7m
Refreshing
SatOct 3
16.9°C
62.4°F
Waves: 0.6m
Refreshing
SunOct 4
16.6°C
61.9°F
Waves: 0.7m
Refreshing
MonOct 5
16.3°C
61.3°F
Waves: 0.9m
Refreshing
TueOct 6
16.2°C
61.2°F
Waves: 1m
Refreshing
Forecast cooling trend: -0.4°C over 7 days at Traeth Tan-y-bwlch.
Confidence: High

Traeth Tan-y-bwlch Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Traeth Tan-y-bwlch occurs inJune, July, August, September — peaking at17.6°C (63.7°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)
8
Jan
7
Feb
7
Mar
10
Apr
12
May
15
Jun
17
Jul
18
Aug
Current
17
Sep
15
Oct
12
Nov
10
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January5.9°C7.9°C10°CVery Cold (< 16°C)
February5.6°C7.3°C9°CVery Cold (< 16°C)
March5.6°C7.4°C9.8°CVery Cold (< 16°C)
April7.6°C9.5°C10.9°CVery Cold (< 16°C)
May9.9°C12.1°C14.3°CVery Cold (< 16°C)
June13.1°C15.1°C17.5°CVery Cold (< 16°C)
July14.6°C17°C19.5°CCool / Refreshing (16°C – 20°C)
August16.8°C17.6°C19°CCool / Refreshing (16°C – 20°C)
SeptemberCurrent14.6°C16.6°C18.8°CCool / Refreshing (16°C – 20°C)
October12.9°C14.5°C16.2°CVery Cold (< 16°C)
November9.5°C11.5°C13.6°CVery Cold (< 16°C)
December8.1°C9.5°C10.5°CVery Cold (< 16°C)

Swimming FAQs for Traeth Tan-y-bwlch

Is the sea warm enough to swim in Traeth Tan-y-bwlch today?

Typical sea surface temperature in Traeth Tan-y-bwlch this time of year is 16.6°C (61.9°F) — classified as Cool / Refreshing (16°C – 20°C). Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing. Live readings load automatically.

What are the warmest months for swimming in Traeth Tan-y-bwlch?

The highest water temperatures in Traeth Tan-y-bwlch typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.

What is the typical water temperature in Traeth Tan-y-bwlch in September?

Historically in September, water temperatures in Traeth Tan-y-bwlch average around16.6°C (61.9°F), fluctuating between a recorded minimum of 14.6°C and a maximum of 18.8°C.

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Traeth Tan-y-bwlch Coastal Zone Map

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