Australia
Western Australia · Indian Ocean

Middleton Beach Water Temperature & Swim Forecast

Popular Western Australia beach near Albany.

Mild water with a light chop and a light breeze — comfortable conditions for most swimmers.

Sea temperature now
19.0°Cmild
Good
Source: Open-Meteo Marine

Model estimate · modelled, not a buoy measurement. How accurate is this?

Air temperature
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Wave height
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Wind
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UV index
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Location

Middleton 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.

Wetsuit recommendation

Shorty 2mm

At 19.0°C a 2mm shorty keeps surfers warm; lap swimmers can usually skip the neoprene.

Surf & watersports
Pleasant but not warm. A short-arm short-leg ("shorty") wetsuit traps body heat through the core while leaving arms and legs free. Open-water swimmers training for 30–60 minutes can usually go without; longer sessions benefit from a thin swim wetsuit.
Open-water swimming
Most swimmers fine to 60 minutes without; consider a 2mm swim suit beyond.

Recommendation tuned for Middleton Beach's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.

Middleton Beach swimming conditions summary

Water temperature
19.0°C
Water feels
Refreshing
Swimmable today
Yes, but fresh — short swims or a wetsuit
Swim conditions score
70/100 · Good
Wetsuit needed
Shorty 2mm
Air temperature
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Waves
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Wind
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UV index
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Average sea temperature (September)
19.0 °C
Warmest months to swim
January, February, March

At 19.0°C a 2mm shorty keeps surfers warm; lap swimmers can usually skip the neoprene. 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 Middleton Beach right now?

The sea at Middleton Beach is currently 19.0°C — good 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 Middleton Beach next week?

Based on long-term September averages and the latest marine model, expect the sea around Middleton Beach to sit close to 19.7°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 Middleton Beach?

January – February – March are typically the warmest months to swim at Middleton Beach, with sea temperatures at their seasonal peak.

Do I need a wetsuit at Middleton Beach?

With water currently at 19.0°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.

Quick answer

Can I swim at Middleton Beach today?

The sea is currently 19.0°C — good swimming conditions. Most swimmers will find it pleasant.

Key takeaways
  • • Located in Western Australia, Australia (Indian Ocean).
  • • 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.

18°C → 23°C· Current month outlined· “Best” = within 2°C of the annual peak

Best time to swim in Middleton Beach

The sea in Middleton Beach peaks in February, when the water averages around 23°C.

The main swimming season runs from October – May, when surface temperatures stay comfortable for extended sessions.

On average, 8 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.

Shoulder months like September and June are noticeably cooler but often quieter, with fewer crowds and steadier weather.

The coldest month is typically July at around 18°C, when cold-water swimmers dominate the coast.

Middleton Beach sits in the Southern Hemisphere, so the warmest sea coincides with the December–February summer and the coolest with July–August.

Middleton Beach sea temperature history

Long-term climatology for Middleton Beach shows an annual mean sea temperature of 20°C, ranging from 18°C in winter to 23°C at the summer peak.

The seasonal swing is roughly 5°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 Middleton 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.

Jan
22°C
Feb
23°C
Mar
22°C
Apr
21°C
May
20°C
Jun
19°C
Jul
18°C
Aug
18°C
Sep
19°C
Oct
20°C
Nov
21°C
Dec
22°C

Middleton Beach sea temperature: frequently asked questions

What is the warmest month to swim in Middleton Beach?

February is the warmest month in Middleton Beach, when the sea averages about 23°C. Late-season warmth often persists a few weeks after peak.

When is the sea coldest in Middleton Beach?

The coldest month in Middleton Beach is typically July, when the water averages around 18°C. Cold-water swimmers and surfers dominate this period.

When can you swim in Middleton Beach without a wetsuit?

The main swimming season in Middleton Beach runs from October – May — about 8 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 Middleton Beach?

Outside peak summer the water in Middleton Beach drops toward 18°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 Middleton Beach?

The long-term annual mean sea temperature in Middleton Beach is about 20°C, based on multi-decadal climatology of the surrounding waters.

How do I check the current sea temperature in Middleton Beach?

The live reading at the top of this page shows the current sea temperature in Middleton 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

Best swim months: Jan – Feb – Mar – Apr – May – Oct – Nov – Dec

MonthSeaComfort
Jan22°CWarm
Feb ⭐23°CWarm
Mar22°CWarm
Apr21°CPleasant
May20°CPleasant
Jun19°CPleasant
Jul18°CPleasant
Aug18°CPleasant
Sep19°CPleasant
Oct20°CPleasant
Nov21°CPleasant
Dec22°CWarm

Nearby beaches

The closest coastline, with live water temperatures.