Algarve weather in March
Algarve averages 19°C by day and 11°C at night in March, with the sea at 16°C and 11 days with at least 1 mm of rain. It warms up by about 2°C into April.
Day
19°C
Night
11°C
Sea
16°C
Rainy days
11
Flight from London
2½h
What March feels like
March is mild in Algarve: good for exploring, not reliably beach weather.
The sea is 16°C: cold for swimming, so plan on a heated pool.
Expect some rain: about 11 days with at least 1 mm.
Of the 48 sun destinations we track, Algarve is the #38 warmest in March, and #13 of 23 within 5½ hours of the UK.
Want it warmer in March?
These are hotter than Algarve this month for at most an hour and a half more flying:
Algarve weather by month
March is highlighted. Compare with February and April, or see the full year in Algarve.
Algarve in March: quick answers
Is Algarve hot in March?
March is mild in Algarve: good for exploring, not reliably beach weather. Average highs are 19°C and lows 11°C.
Can you swim in Algarve in March?
The sea is 16°C: cold for swimming, so plan on a heated pool.
Does it rain in Algarve in March?
Expect some rain: about 11 days with at least 1 mm.
What is the warmest month in Algarve?
August, at an average high of 32°C. The coolest is January at 16°C.
How long is the flight to Algarve from the UK?
About 2½h direct from London, estimated from the 1,713 km distance. Check your airline for exact times.
Still choosing? See where is hot in March for every destination ranked by temperature, sea and flight time.
How we measured this
Averages of every day in March from 2016 to 2025, from the Open-Meteo historical weather archive (ECMWF ERA5 reanalysis). Sea temperature is the 2023 to 2025 average from the Open-Meteo marine archive. A rainy day has at least 1 mm of rain. Reanalysis describes an area about 25 km across, so sheltered resorts can run a degree or two warmer. Flight time is a distance-based estimate from London Heathrow.
Planning Algarve in March?
Save the restaurants, beaches and views you find on TikTok and Instagram for Algarve straight to a map, then let Dream Trip turn them into a day-by-day plan.
