Waikato, New Zealand
Tasman Sea37.90°S, 174.77°EStation NE-WAI-RUA

Ruapuke Beach Sea Water Temperature

A mild beach on the Tasman Sea, warmest around February at about 20.8°C. Today's reading, 7-day forecast, and monthly averages below.

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

Ruapuke Beach water temperature

14.3
57.7°FVery Cold (< 16°C)

Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.

+0°vs Sep avgTasman Sea37.90°S, 174.77°E
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
16°C
60.4°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
14.3°C
57.7°F
Waves: 1m
Very Cold
ThuOct 1
14.6°C
58.3°F
Waves: 0.9m
Very Cold
FriOct 2
14.7°C
58.5°F
Waves: 0.7m
Very Cold
SatOct 3
14.6°C
58.3°F
Waves: 0.6m
Very Cold
SunOct 4
14.3°C
57.7°F
Waves: 0.7m
Very Cold
MonOct 5
14°C
57.2°F
Waves: 0.9m
Very Cold
TueOct 6
13.9°C
57°F
Waves: 1m
Very Cold
Forecast cooling trend: -0.4°C over 7 days at Ruapuke Beach.
Confidence: High

Ruapuke Beach Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Ruapuke Beach occurs inJanuary, February, March, April — peaking at20.8°C (69.4°F) in February.

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

Hover a bar for details
Current month Comfortable (20–24°C) Warm (24°C+) Cool (<20°C)
20
Jan
21
Feb
20
Mar
19
Apr
18
May
16
Jun
15
Jul
14
Aug
Current
14
Sep
15
Oct
17
Nov
19
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January17.6°C19.8°C22.7°CCool / Refreshing (16°C – 20°C)
February19.5°C20.8°C23.1°CComfortable (20°C – 24°C)
March18.6°C20.2°C22.3°CComfortable (20°C – 24°C)
April16.9°C19°C21°CCool / Refreshing (16°C – 20°C)
May16.1°C17.5°C19.2°CCool / Refreshing (16°C – 20°C)
June14.8°C15.8°C17.3°CVery Cold (< 16°C)
July13.3°C14.5°C15.8°CVery Cold (< 16°C)
August13.2°C14°C14.8°CVery Cold (< 16°C)
SeptemberCurrent13°C14.3°C15.3°CVery Cold (< 16°C)
October13.4°C15.3°C17°CVery Cold (< 16°C)
November15.2°C16.8°C18.5°CCool / Refreshing (16°C – 20°C)
December16.6°C18.7°C21.2°CCool / Refreshing (16°C – 20°C)

Swimming FAQs for Ruapuke Beach

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

Typical sea surface temperature in Ruapuke Beach this time of year is 14.3°C (57.7°F) — classified as Very Cold (< 16°C). Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges. Live readings load automatically.

What are the warmest months for swimming in Ruapuke Beach?

The highest water temperatures in Ruapuke Beach typically occur duringJanuary, February, March, April, when monthly averages reach peak seasonal levels.

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

Historically in September, water temperatures in Ruapuke Beach average around14.3°C (57.7°F), fluctuating between a recorded minimum of 13°C and a maximum of 15.3°C.

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Ruapuke Beach Coastal Zone Map

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