Chinamans Beach Jervis Water Temperature & Swim Forecast
Sheltered Jervis-Bay family beach.
Fresh water with a light chop and a light breeze — fresh conditions — a wetsuit is recommended.
Model estimate · modelled, not a buoy measurement. How accurate is this?
Location
Chinamans Beach Jervis on the map, with nearby beaches and live sea temperatures.
7-day forecast
Water, air, waves, wind and UV outlook for the week ahead.
3/2mm fullsuit
At 17.3°C a 3/2mm fullsuit is the standard wetsuit for surfing and watersports.
Recommendation tuned for Chinamans Beach Jervis's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.
Chinamans Beach Jervis swimming conditions summary
- Water temperature
- 17.3°C
- Water feels
- Refreshing
- Swimmable today
- Yes, but fresh — short swims or a wetsuit
- Swim conditions score
- 63/100 · Fair
- Wetsuit needed
- 3/2mm fullsuit
- Air temperature
- —
- Waves
- —
- Wind
- —
- UV index
- —
- Average sea temperature (September)
- 17.0 °C
- Warmest months to swim
- January, February, March
At 17.3°C a 3/2mm fullsuit is the standard wetsuit for surfing and watersports. Model estimate. Water, wave, wind and UV values are Open-Meteo marine/weather model estimates, refreshed hourly — not buoy measurements.
Frequently asked questions
Can I swim at Chinamans Beach Jervis right now?
The sea at Chinamans Beach Jervis is currently 17.3°C — fresh swimming conditions. Most swimmers will find the water comfortable when it's above 22°C; below 18°C feels fresh and a wetsuit is recommended.
What will the sea temperature be at Chinamans Beach Jervis next week?
Based on long-term September averages and the latest marine model, expect the sea around Chinamans Beach Jervis to sit close to 18.4°C over the next 7 days. Check the live 7-day chart above for the exact daily outlook.
When is the best month to swim at Chinamans Beach Jervis?
January – February – March are typically the warmest months to swim at Chinamans Beach Jervis, with sea temperatures at their seasonal peak.
Do I need a wetsuit at Chinamans Beach Jervis?
With water currently at 17.3°C: above 22°C no wetsuit needed; 18–22°C a shorty is comfortable for long swims; 14–18°C a 3/2mm full suit; below 14°C a 4/3mm or thicker.
Can I swim at Chinamans Beach Jervis today?
The sea is currently 17.3°C — fair swimming conditions. Acclimatised swimmers will be most comfortable.
- • Located in New South Wales, Australia (Tasman Sea).
- • Family friendly with calm, accessible water.
- • Live data refreshed hourly from Open-Meteo Marine.
Monthly sea temperature averages
Tap any month to see what to expect — based on regional climatology.
Best time to swim in Chinamans Beach Jervis
The sea in Chinamans Beach Jervis peaks in February, when the water averages around 23°C.
The main swimming season runs from November – April, when surface temperatures stay comfortable for extended sessions.
On average, 6 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.
Shoulder months like October and May are noticeably cooler but often quieter, with fewer crowds and steadier weather.
Outside peak season the water drops toward 16°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable.
The coldest month is typically July at around 16°C, when cold-water swimmers dominate the coast.
Chinamans Beach Jervis sits in the Southern Hemisphere, so the warmest sea coincides with the December–February summer and the coolest with July–August.
Chinamans Beach Jervis sea temperature history
Long-term climatology for Chinamans Beach Jervis shows an annual mean sea temperature of 19°C, ranging from 16°C in winter to 23°C at the summer peak.
The seasonal swing is roughly 7°C between the coldest and warmest month — a useful yardstick when comparing years or checking whether the current sea is running above or below average.
Recent decades have trended slightly warmer at Chinamans Beach Jervis, in line with regional sea-surface temperature records for the wider basin.
Monthly averages below are drawn from multi-decadal climatology and are updated as new observations arrive.
Chinamans Beach Jervis sea temperature: frequently asked questions
What is the warmest month to swim in Chinamans Beach Jervis?
February is the warmest month in Chinamans Beach Jervis, when the sea averages about 23°C. Late-season warmth often persists a few weeks after peak.
When is the sea coldest in Chinamans Beach Jervis?
The coldest month in Chinamans Beach Jervis is typically July, when the water averages around 16°C. Cold-water swimmers and surfers dominate this period.
When can you swim in Chinamans Beach Jervis without a wetsuit?
The main swimming season in Chinamans Beach Jervis runs from November – April — about 6 months a year when the sea sits above 20°C, the level most swimmers describe as pleasant without a wetsuit.
Do I need a wetsuit in Chinamans Beach Jervis?
Outside peak summer the water in Chinamans Beach Jervis drops toward 16°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable. In peak months most swimmers go without.
What is the average sea temperature in Chinamans Beach Jervis?
The long-term annual mean sea temperature in Chinamans Beach Jervis is about 19°C, based on multi-decadal climatology of the surrounding waters.
How do I check the current sea temperature in Chinamans Beach Jervis?
The live reading at the top of this page shows the current sea temperature in Chinamans Beach Jervis, updated hourly from marine buoy and satellite data. The 7-day forecast covers water, air, waves, wind and UV for the week ahead.
Year-round sea temperature
Best swim months: Jan – Feb – Mar – Apr – Nov – Dec
| Month | Sea | Comfort |
|---|---|---|
| Jan | 22°C | Warm |
| Feb ⭐ | 23°C | Warm |
| Mar | 22°C | Warm |
| Apr | 20°C | Pleasant |
| May | 18°C | Pleasant |
| Jun | 17°C | Bracing |
| Jul | 16°C | Bracing |
| Aug | 16°C | Bracing |
| Sep | 17°C | Bracing |
| Oct | 19°C | Pleasant |
| Nov | 20°C | Pleasant |
| Dec | 22°C | Warm |
Nearby beaches
The closest coastline, with live water temperatures.