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Warmest sea in Mexico

192 coastal locations in Mexico ranked by their year-round average sea temperature. The regional average is 26.1°C. The top of the list shows where to find the warmest water in a typical year. The bottom shows the coldest year-round coasts of the region.

Warmest location

Puerto Chiapas

29.8°C annual mean in Mexico

Regional average

26.1°C

across all 192 Mexico coastal locations

Warmest month

August

28.9°C region-wide average

Mexico monthly average 23.4°C to 28.9°C
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  • Warmest month August 28.9°C
  • Coldest month February 23.4°C
  • Annual mean 26.1°C
  • Months above 20°C 12 of 12

Month by month across Mexico

Sea temperatures in Mexico swing from 23.4°C in February to 28.9°C in August on average across every coast we track. That spread of 6°C hides much bigger swings at individual locations.

Want a specific month? Pick one for a dedicated ranking:

Mexico sea temperature map

Today's pin colours show the latest daily reading at every Mexico location we track. Pick any pin for the location's full page.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest locations in Mexico

The warmest coastal locations across all of Mexico, sorted by year-round average. Click any place for its 30-day chart, monthly profile, and 10-year history.

# Location Annual mean
1 Puerto Chiapas Chiapas 29.8°C
2 Puerto Arista Chiapas 29.7°C
3 Maldonado Guerrero 29.5°C
4 Brisas de Zicatela Oaxaca 29.5°C
5 Puerto Escondido Oaxaca 29.5°C
6 Mazunte Oaxaca 29.4°C
7 San Agustinillo Oaxaca 29.4°C
8 Zipolite beach Oaxaca 29.4°C
9 Acapulco Guerrero 29.4°C
10 Tecoanapa Guerrero 29.4°C
11 Acapulco-C,Gro. Guerrero 29.3°C
12 Pochutla Oaxaca 29.3°C
13 Puerto Angel Oaxaca 29.3°C
14 Huatulco Oaxaca 29.3°C
15 Santa Maria Huatulco Oaxaca 29.3°C
16 Ixtapa Guerrero 29.1°C
17 La Crucecita Oaxaca 29.1°C
18 Tangolunda Oaxaca 29.1°C
19 Zihuatanejo Guerrero 29.1°C
20 Troncones Guerrero 29.1°C
21 Zihuatenajo,Gro. Guerrero 29.1°C
22 Lazaro Cardenas Michoacan 29.0°C
23 Puerto Lazaro Cardenas Michoacán 28.9°C
24 Caleta de Campos Michoacan 28.8°C
25 Maruata Michoacan 28.7°C
Show 25 more ▸
26 Xcalak Quintana Roo 28.5°C
27 Bacalar Quintana Roo 28.5°C
28 Calderitas Quintana Roo 28.5°C
29 Chetumal Quintana Roo 28.5°C
30 Quentin Quintana Roo 28.5°C
31 Costa Maya Quintana Roo 28.5°C
32 Isla Cozumel Quintana Roo 28.5°C
33 Mahahual Quintana Roo 28.5°C
34 Tulum Quintana Roo 28.4°C
35 Akumal Quintana Roo 28.4°C
36 Puerto Moreles,QR Quintana Roo 28.4°C
37 Xpu Ha Quintana Roo 28.4°C
38 Mayakoba at Playa del Carmen Quintana Roo 28.4°C
39 Paamul Quintana Roo 28.4°C
40 Playa del Carmen Quintana Roo 28.4°C
41 Playacar Quintana Roo 28.4°C
42 Puerto Aventuras Quintana Roo 28.4°C
43 Riviera Maya Quintana Roo 28.4°C
44 Cozumel Quintana Roo 28.4°C
45 Puerto Morelos Quintana Roo 28.4°C
46 La Ticla Michoacan 28.4°C
47 Mascota Colima 28.4°C
48 Tecoman Colima 28.4°C
49 Cancun Quintana Roo 28.4°C
50 Punta Maroma Quintana Roo 28.4°C

Coldest 10 in Mexico for contrast

Same data, sorted the other way. Useful if you want to know which Mexico coasts stay coldest year-round.

# Location Annual mean
1 San Quintin Baja California 17.3°C
2 Ensenada Baja California 17.5°C
3 Gonzaga Bay Baja California 17.5°C
4 Playa Hermosa 17.5°C
5 Primo Tapia Baja California 17.8°C
6 Puerto Nuevo Baja California 17.8°C
7 Rosarito Baja California 17.9°C
8 Tijuana Baja California 17.9°C
9 Coronado Islands Baja California 18.1°C
10 Guadalupe Island Baja California 18.6°C

More on this region