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Arrifana weather forecast and sea temperature

Right now in Arrifana: partly cloudy, 18°C, feels like 19°C.

Expect a mostly clear week in Arrifana, with temperatures staying fairly steady between 15°C and 29°C.

Daytime highs this week are about 2°C above the October average of 22°C.

Sunrise: 07:40 · Sunset: 19:03 · Day length: 11h 23m

Arrifana sea temperature today

Sea water: 18.8°C, cooling slightly to around 18°C over the coming days

Wave height: 1.5m (min 1.4m on 2026-10-14, max 2.0m on 2026-10-18)

Arrifana water temperature for the next 7 days · Sea temperature along the whole coast

Next 24 hours

23:00 18°
00:00 18°
01:00 18°
02:00 18°
03:00 18°
04:00 17°
05:00 17°
06:00 17°
07:00 17°
08:00 17°
09:00 18°
10:00 20°
11:00 21°
12:00 23°
13:00 24°
14:00 24°
15:00 23°
16:00 23°
17:00 22°
18:00 21°
19:00 20°
20:00 20°
21:00 20°
22:00 19°
  1. Mon 12/10 partly cloudy 21°17°
  2. Tue 13/10 sunny and clear 24°17°
  3. Wed 14/10 bright and clear 29°17°
  4. Thu 15/10 clear skies 26°17°
  5. Fri 16/10 sunny and clear 25°19°
  6. Sat 17/10 overcast 23°19°
  7. Sun 18/10 light rain 23°15°

Arrifana is a west-facing bay in the Aljezur municipality, set under high cliffs with a small fishing harbour tucked into one corner. The village above is little more than a scatter of houses and restaurants along the clifftop, with a steep road down to the sand. It is one of the best-known surf spots on the Vicentina coast, and that is why most people come.

Summers are warm rather than hot, usually 24–27 °C, with a northerly wind through the afternoon and cliffs that shade the beach late in the day. Winter is mild at 15–16 °C with Atlantic rain. The bay faces the open ocean, so the swell is consistent and upwelling keeps the water around 16–18 °C in summer, rising a little in early autumn.

Climate through the year

Month Min (°C) Max (°C) Rainy days
January 10.3 15.5 8.4
February 10.8 16.1 7.3
March 11.3 16.5 12.9
April 12.9 18.0 11.2
May 14.8 20.1 5.4
June 16.7 21.8 5.5
July 17.7 23.1 1.0
August 18.2 23.7 0.4
September 17.7 23.4 3.0
October 16.5 22.0 7.6
November 13.4 18.2 9.9
December 11.4 16.5 10.0

Going by Arrifana's own averages, August is both the warmest and the most balanced month: highs near 24 °C and about 0 rainy days. The wettest is March with 13 rainy days.

Averages for 2016–2025. A rainy day is one with at least 1 mm of precipitation.

When is the sea warmest in Arrifana?

In September, at roughly 17–19 °C, once the summer northerly loses its grip. This is cool Atlantic water all year, so plan on a wetsuit if you are staying in for longer than a quick swim.

Why is Arrifana a good surf spot?

The bay faces northwest and the headland gives it some shelter, so it holds a rideable wave when the rest of the coast is blown out. Swell arrives year round, and there is a right-hand point at the north end for more experienced surfers. Several schools work the beach in summer.

Is Arrifana suitable for a family beach day?

It can be, on a small swell and in the morning. The bay is sheltered at the harbour end, but the beach picks up shorebreak and currents when the ocean is up, so watch the flags. The access road is steep and the parking above fills early in August.