Location
Mentone Beach on the map, with nearby beaches and live sea temperatures.
7-day forecast
Water, air, waves, wind and UV outlook for the week ahead.
Check live temperature
Live water temperature is loading — refresh in a moment for a precise recommendation.
Recommendation tuned for Mentone Beach's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.
Mentone Beach swimming conditions summary
- Water temperature
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- Water feels
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- Swimmable today
- Loading live reading
- Swim conditions score
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- Wetsuit needed
- Check live temperature
- Air temperature
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- Waves
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- Wind
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- UV index
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- Warmest months to swim
- January, February, March
Live water temperature is loading — refresh in a moment for a precise recommendation. Live marine data updated hourly from Open-Meteo Marine.
Frequently asked questions
Can I swim at Mentone Beach right now?
Live data is loading. Use the 7-day forecast above to plan your swim — conditions above 22°C are comfortable for most swimmers.
What will the sea temperature be at Mentone Beach next week?
Based on long-term August averages and the latest marine model, expect the sea around Mentone Beach to sit close to 12.0°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 Mentone Beach?
January – February – March are typically the warmest months to swim at Mentone Beach, with sea temperatures at their seasonal peak.
Can I swim at Mentone Beach today?
Live data is loading. In summer, this beach typically offers comfortable swimming conditions.
- • Located in Victoria, Australia (Bass Strait).
- • 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 Mentone Beach
The sea in Mentone Beach peaks in January, when the water averages around 19°C.
On average, 0 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.
Outside peak season the water drops toward 12°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable.
The coldest month is typically July at around 12°C, when cold-water swimmers dominate the coast.
Mentone Beach sits in the Southern Hemisphere, so the warmest sea coincides with the December–February summer and the coolest with July–August.
Mentone Beach sea temperature history
Long-term climatology for Mentone Beach shows an annual mean sea temperature of 16°C, ranging from 12°C in winter to 19°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 Mentone Beach, 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.
Mentone Beach sea temperature: frequently asked questions
What is the warmest month to swim in Mentone Beach?
January is the warmest month in Mentone Beach, when the sea averages about 19°C. Late-season warmth often persists a few weeks after peak.
When is the sea coldest in Mentone Beach?
The coldest month in Mentone Beach is typically July, when the water averages around 12°C. Cold-water swimmers and surfers dominate this period.
When can you swim in Mentone Beach without a wetsuit?
The sea in Mentone Beach rarely climbs above 20°C, so a wetsuit is recommended year-round for anything longer than a quick dip.
Do I need a wetsuit in Mentone Beach?
Outside peak summer the water in Mentone Beach drops toward 12°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 Mentone Beach?
The long-term annual mean sea temperature in Mentone Beach is about 16°C, based on multi-decadal climatology of the surrounding waters.
How do I check the current sea temperature in Mentone Beach?
The live reading at the top of this page shows the current sea temperature in Mentone Beach, 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
| Month | Sea | Comfort |
|---|---|---|
| Jan ⭐ | 19°C | Pleasant |
| Feb | 19°C | Pleasant |
| Mar | 18°C | Pleasant |
| Apr | 17°C | Bracing |
| May | 15°C | Bracing |
| Jun | 13°C | Cold |
| Jul | 12°C | Cold |
| Aug | 12°C | Cold |
| Sep | 13°C | Cold |
| Oct | 14°C | Bracing |
| Nov | 16°C | Bracing |
| Dec | 18°C | Pleasant |
Nearby beaches
The closest coastline, with live water temperatures.