Oaxaca Coast is a coastal area of Mexico on the Pacific Ocean, with 21 tracked beaches. The sea here ranges from about 25°C in the coolest month to 29°C at the summer peak, with roughly 12 months a year sitting above 20°C — the level most swimmers describe as pleasant without a wetsuit. Use the beach list below to check the current sea temperature at each spot before you head out.
Oaxaca Coast
21 tracked beaches in Oaxaca Coast, Mexico, with live Pacific Ocean temperatures.
Sea
Pacific Ocean
Avg sea temp now
…
Best months
Year-round
Best time to swim in Oaxaca Coast
The sea in Oaxaca Coast peaks in June, when the water averages around 29°C.
The main swimming season runs from January – December, when surface temperatures stay comfortable for extended sessions.
On average, 12 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.
The coldest month is typically January at around 25°C, when cold-water swimmers dominate the coast.
Oaxaca Coast sea temperature history
Long-term climatology for Oaxaca Coast shows an annual mean sea temperature of 27°C, ranging from 25°C in winter to 29°C at the summer peak.
The seasonal swing is roughly 4°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 Oaxaca Coast, 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
25°C
Feb
25°C
Mar
26°C
Apr
27°C
May
28°C
Jun
29°C
Jul
29°C
Aug
29°C
Sep
29°C
Oct
28°C
Nov
27°C
Dec
25°C
Values are area averages; individual beaches vary by exposure and depth.
Oaxaca Coast sea temperature: frequently asked questions
What is the warmest month to swim in Oaxaca Coast?
June is the warmest month in Oaxaca Coast, when the sea averages about 29°C. Late-season warmth often persists a few weeks after peak.
When is the sea coldest in Oaxaca Coast?
The coldest month in Oaxaca Coast is typically January, when the water averages around 25°C. Cold-water swimmers and surfers dominate this period.
When can you swim in Oaxaca Coast without a wetsuit?
The main swimming season in Oaxaca Coast runs from January – December — about 12 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 Oaxaca Coast?
Oaxaca Coast stays warm year-round, so most swimmers never need a wetsuit — a rash guard is usually enough for sun and wildlife protection.
What is the average sea temperature in Oaxaca Coast?
The long-term annual mean sea temperature in Oaxaca Coast is about 27°C, based on multi-decadal climatology of the surrounding waters.
How do I check the current sea temperature in Oaxaca Coast?
The live reading at the top of this page shows the current sea temperature in Oaxaca Coast, updated hourly from marine buoy and satellite data. The 7-day forecast covers water, air, waves, wind and UV for the week ahead.
Beaches in the Oaxaca Coast
Ranked by current live sea temperature.
- 1Playa ZicatelaPuerto Escondido, Mexico—
- 2Playa CarrizalilloPuerto Escondido, Mexico—
- 3Playa Manzanillo EscondidoPuerto Escondido, Mexico—
- 4Playa BacochoPuerto Escondido, Mexico—
- 5Playa CoralPuerto Escondido, Mexico—
- 6Playa MarineroPuerto Escondido, Mexico—
- 7Playa Puerto AngelitoPuerto Escondido, Mexico—
- 8Playa MazunteMazunte, Mexico—
- 9Playa ZipoliteZipolite, Mexico—
- 10Playa San AgustinilloSan Agustinillo, Mexico—
- 11Playa VentanillaVentanilla, Mexico—
- 12Playa Puerto EscondidoPuerto Escondido, Mexico—
- 13Playa HuatulcoHuatulco, Mexico—
- 14Playa La EntregaHuatulco, Mexico—
- 15Playa TangolundaHuatulco, Mexico—
- 16Playa ChahueHuatulco, Mexico—
- 17Playa Santa CruzHuatulco, Mexico—
- 18Playa CacalutaHuatulco, Mexico—
- 19Playa MagueyHuatulco, Mexico—
- 20Playa La IndiaHuatulco, Mexico—
- 21Playa ChipehuaChipehua, Mexico—