Skip to content
seatemperatures.net

Warmest sea in North America in April

5,500 coastal locations in North America ranked by their typical April sea temperature. Region-wide average in April: 12.2°C. The top of the list is where to find the warmest swimming this month.

Warmest in April

Puerto Chiapas

29.8°C April mean in Mexico

Regional April average

12.2°C

across all 5,500 coastal locations in North America

Vs annual mean

-2.9°C

below the year-round regional average

What the North America sea feels like in April

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a real risk.

North America monthly average 9.3°C to 21.6°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month August 21.6°C
  • Coldest month February 9.3°C
  • Annual mean 15.2°C
  • Months above 20°C 3 of 12

Where April fits in the year

April sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve North America month rankings:

North America sea temperature map (live)

The map shows today's latest reading at every North America location. The list below is based on the typical April mean, useful for trip planning weeks or months ahead.

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 North America locations in April

Sorted by the typical April mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location April mean
1 Puerto Chiapas Chiapas 29.8°C
2 Puerto Arista Chiapas 29.7°C
3 Mazunte Oaxaca 28.9°C
4 San Agustinillo Oaxaca 28.9°C
5 Zipolite beach Oaxaca 28.9°C
6 Brisas de Zicatela Oaxaca 28.9°C
7 Puerto Escondido Oaxaca 28.9°C
8 Pochutla Oaxaca 28.8°C
9 Puerto Angel Oaxaca 28.8°C
10 La Crucecita Oaxaca 28.6°C
11 Tangolunda Oaxaca 28.6°C
12 Huatulco Oaxaca 28.6°C
13 Santa Maria Huatulco Oaxaca 28.6°C
14 Maldonado Guerrero 28.6°C
15 La Libertad Chiapas 28.4°C
16 Bacalar Quintana Roo 28.3°C
17 Calderitas Quintana Roo 28.3°C
18 Chetumal Quintana Roo 28.3°C
19 Quentin Quintana Roo 28.3°C
20 Puerto Salina Cruz Oaxaca 28.2°C
21 Howland Island Minor Outlying Islands 28.2°C
22 Acapulco Guerrero 28.2°C
23 Salina Cruz Oaxaca 28.2°C
24 Tecoanapa Guerrero 28.1°C
25 Palmyra Island Northern Line Islands 28.1°C
Show 25 more ▸
26 Acapulco-C,Gro. Guerrero 28.0°C
27 Xcalak Quintana Roo 27.9°C
28 Campeche Campeche 27.9°C
29 Seybaplaya Campeche 27.9°C
30 Frontera (Alvaro Obregon) Tabasco 27.9°C
31 Champoton Campeche 27.8°C
32 C.Carmen Campeche 27.7°C
33 Ciudad del Carmen Campeche 27.7°C
34 Costa Maya Quintana Roo 27.6°C
35 Mahahual Quintana Roo 27.6°C
36 Ixtapa Guerrero 27.6°C
37 Zihuatanejo Guerrero 27.6°C
38 Isla de Aguada Campeche 27.6°C
39 Tulum Quintana Roo 27.6°C
40 Frontera Tabasco 27.5°C
41 Akumal Quintana Roo 27.5°C
42 Xpu Ha Quintana Roo 27.5°C
43 Zihuatenajo,Gro. Guerrero 27.5°C
44 Jarvis Island Minor Outlying Islands 27.5°C
45 Isla Cozumel Quintana Roo 27.5°C
46 Mayakoba at Playa del Carmen Quintana Roo 27.5°C
47 Paamul Quintana Roo 27.5°C
48 Playa del Carmen Quintana Roo 27.5°C
49 Playacar Quintana Roo 27.5°C
50 Puerto Aventuras Quintana Roo 27.5°C

Coldest 10 in North America in April

Same data the other way. Helpful if you want to know which North America coasts to avoid for swimming in April.

# Location April mean
1 Cameron Island Nunavut -1.7°C
2 Grise Fiord Nunavut -1.7°C
3 Dundas Harbour Nunavut -1.7°C
4 Pisiktarfik Island Nunavut -1.7°C
5 Airstrip Point Nunavut -1.7°C
6 Iceberg Point Nunavut -1.7°C
7 Radstock Bay Nunavut -1.7°C
8 Beechey Island Nunavut -1.7°C
9 Erebus Bay Nunavut -1.7°C
10 Brevoort Harbour Nunavut -1.7°C

More on this region