Shoulder season. May is a solid shoulder-season choice for Algarve. In May, Algarve averages 20°C, with about 13 hours of sunshine a day and roughly 0.8 rainy days a week. Here's what those numbers mean for a trip.
That's about 1.6°C warmer than Algarve's yearly average — May sits among its hotter months.
Pack layers — warm days, cooler evenings — plus light rain cover.
May is a solid shoulder-season choice for Algarve. It averages 20°C with 13 hours of sun a day and about 0.8 rainy days a week.
Algarve averages 20°C in May, based on roughly twenty years of climate records.
Expect about 0.8 rainy days a week in May, with 13 hours of sunshine a day on average.