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Warmest sea in Portugal in April

187 coastal locations in Portugal ranked by their typical April sea temperature. Region-wide average in April: 16.3°C. The top of the list is where to find the warmest swimming this month.

Warmest in April

Fora (Iheus Selvagens)

19.9°C April mean in Portugal

Regional April average

16.3°C

across all 187 coastal locations in Portugal

Vs annual mean

-1.5°C

below the year-round regional average

What the Portugal sea feels like in April

At this temperature, water will feel cold compared to a swimming pool, but with a bit of experience and practice most people will find the water relatively comfortable to swim in.

Portugal monthly average 15.4°C to 20.0°C
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  • Warmest month August 20.0°C
  • Coldest month March 15.4°C
  • Annual mean 17.7°C
  • Months above 20°C 0 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 Portugal month rankings:

Portugal sea temperature map (live)

The map shows today's latest reading at every Portugal 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 Portugal 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 Fora (Iheus Selvagens) Madeira 19.9°C
2 Porto do Moniz Madeira 19.1°C
3 Porto da Cruz Madeira 19.1°C
4 Campanario Madeira 19.0°C
5 Ponta do Sol Madeira 19.0°C
6 Canico Madeira 18.9°C
7 Funchal Madeira 18.9°C
8 Machico Madeira 18.9°C
9 Vila De Porto Santo Madeira 18.9°C
10 Canical Madeira 18.8°C
11 Faja da Ovelha Continental Portugal 18.8°C
12 Porto Moniz Madeira 18.8°C
13 Sao Vicente Madeira 18.8°C
14 Porto Santo Madeira 18.6°C
15 Vila Baleira Madeira 18.6°C
16 Vila do Porto Açores 17.5°C
17 Santa Maria Island Azores 17.3°C
18 Ilha do Farol Continental Portugal 17.3°C
19 Porto de Faro-Olhao Faro 17.2°C
20 Cabanas de Tavira Continental Portugal 17.1°C
21 Cacela Velha Continental Portugal 17.1°C
22 Faro Continental Portugal 17.1°C
23 Fuseta Continental Portugal 17.1°C
24 Ilha da Armona Continental Portugal 17.1°C
25 Manta Rota Continental Portugal 17.1°C
Show 25 more ▸
26 Olhao Continental Portugal 17.1°C
27 Praia de Faro Continental Portugal 17.1°C
28 Praia do Barril Continental Portugal 17.1°C
29 Tavira Continental Portugal 17.1°C
30 Castro Marim Continental Portugal 17.0°C
31 Monte Gordo Continental Portugal 17.0°C
32 Praia Verde Continental Portugal 17.0°C
33 Vila Real de Santo Antonio Continental Portugal 17.0°C
34 Albufeira Continental Portugal 16.9°C
35 Algarve Continental Portugal 16.9°C
36 Almancil Continental Portugal 16.9°C
37 Falesia Beach Continental Portugal 16.9°C
38 Olhos de Agua Continental Portugal 16.9°C
39 Quarteira Continental Portugal 16.9°C
40 Quinta do Lago Beach Continental Portugal 16.9°C
41 Vale do Lobo Continental Portugal 16.9°C
42 Vilamoura Continental Portugal 16.9°C
43 Vila Franca do Campo Azores 16.8°C
44 Ponta Delgada Azores 16.8°C
45 Rosto de Cao Azores 16.8°C
46 Armacao de Pera Continental Portugal 16.7°C
47 Benagil Continental Portugal 16.7°C
48 Lagoa Continental Portugal 16.7°C
49 Porches Continental Portugal 16.7°C
50 Praia da Cova Redonda Continental Portugal 16.7°C

Coldest 10 in Portugal in April

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

# Location April mean
1 Afife Continental Portugal 14.8°C
2 Moledo Continental Portugal 14.8°C
3 Vila Praia de Ancora Continental Portugal 14.8°C
4 Esposende Continental Portugal 14.8°C
5 Ofir Continental Portugal 14.8°C
6 Viana do Castelo Continental Portugal 14.8°C
7 Aver-o-Mar Continental Portugal 14.9°C
8 Povoa de Varzim Continental Portugal 14.9°C
9 Altura Continental Portugal 15.0°C
10 Caminha Continental Portugal 15.0°C

More on this region