Algarve, Portugal

Algarve, Portugal

May beach and weather guide

Based on 5 years of historical ERA5 climate data

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May beach conditions — historical average

Good
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24.5°C Temp
16.9°C Sea temp
0.8 Rain days
12.5h Sunshine hrs
61.1% Humidity

Year by year — mid May

2025 Mixed 22.8°C · 0 rainy days · 12.7h sun
2024 Good 23.8°C · 0 rainy days · 12.8h sun
2023 Good 25.4°C · 3 rainy days · 12.2h sun
2022 Good 25.2°C · 0 rainy days · 12.5h sun
2021 Good 25.2°C · 1 rainy day · 12.5h sun

Other months in Algarve

April May June July August September October

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Trip type

Each trip type is scored on what matters most for it — snow days for skiing, sea temp for beach, sunshine for sightseeing.

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About Algarve in May

Based on 5 years of ERA5 historical climate data, May in Algarve has historically been good for a beach holiday. Average temperatures of 24.5°C with sea temperatures around 16.9°C and 0.8 rainy days on average.

0 of the last 5 years had good beach conditions during this period. This data uses ERA5 reanalysis records — real historical measurements, not generalised averages.

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