Month-specific sea-surface temperature · Mexico

Cabo Pulmo Sea Temperature in January

21.6°C

70.9°F

In January, sea-surface temperature near Cabo Pulmo has a historical monthly average of 21.6°C. This is not the reading for any particular holiday date.

Across 2023–2025, the lowest and highest yearly January monthly means were 20.9–22.6°C. These are not daily extremes.

Previous month

December · 25.0°C

Change into January: -3.4°C

Next month

February · 21.6°C

Change into next month: +0.0°C

Can you swim or snorkel in Cabo Pulmo in January?

At 21.6°C our temperature-only guide describes the water as cool water. Comfort depends on your cold tolerance, immersion time and wind. A historical average cannot determine whether conditions are safe on any given day.

Do you need a wetsuit?

A 3 mm shorty or full wetsuit will make longer snorkels more comfortable.

Which beach should you choose?

Look for a beach sheltered from the actual forecast waves and wind on your visit. Exposure, currents and entry conditions vary even where water temperatures are similar. Follow local warnings.

Check the current waves, wind and snorkeling forecast →

A live forecast does not predict a future January. Check again close to your trip.

Cabo Pulmo Sea Temperature: All 12 Months

Choose a month for available historical evidence, month comparisons and swim guidance. Missing history is clearly marked and never presented as a long-term normal.

January 21.6°C February 21.6°C March 21.7°C April 23.0°C May 25.5°C June 27.3°C July 29.3°C August 30.4°C September 30.6°C October 29.9°C November 27.4°C December 25.0°C

Data source and limitations

Source: Open-Meteo Marine API, MeteoFrance sea-surface temperature; 2023–2025. Marine model grid near 23.44, -109.43. Based on 3 yearly monthly means and 2166 recorded samples. Source methodology.

Modelled sea-surface temperatures do not establish underwater visibility, wildlife, calm currents or safe entry.