Algarve weather by month & best time to visit
Climate for 3 places in the Algarve from 30 years of weather data. Best time to visit: June – September. July is the warmest month with 28 °C, January the coolest with 15 °C.
Best time to visit the Algarve
The best time to visit the Algarve is June – September: days of 26–28 °C, 11 hours of sunshine a day and 1 rainy day a month on average. The sea is 19–20 °C then. It reaches 20 °C, warm enough for most swimmers, from August to October. Most rainy days fall in March (9).
Algarve weather by month
Long-term averages of 3 places: the score is their mean, temperatures range from the coolest to the warmest place. Best months are marked; open a month for details.
| Month | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| JanuaryJan | 26 | 15–16° | 16° | 6 h | 8 |
| FebruaryFeb | 30 | 16–17° | 15° | 7 h | 7 |
| MarchMar | 30 | 17–19° | 15° | 8 h | 9 |
| AprilApr | 38 | 18–20° | 16° | 9 h | 8 |
| MayMay | 57 | 21–24° | 17° | 11 h | 5 |
| JuneJun | 77 | 23–28° | 19° | 12 h | 2 |
| JulyJul | 82 | 25–30° | 19–20° | 12 h | 0 |
| AugustAug | 86 | 25–30° | 20° | 11 h | 0 |
| SeptemberSep | 83 | 24–27° | 20° | 9 h | 3 |
| OctoberOct | 62 | 22–24° | 20° | 8 h | 8 |
| NovemberNov | 30 | 18–19° | 18° | 7 h | 9 |
| DecemberDec | 23 | 16° | 17° | 6 h | 9 |
Where is it warmest in the Algarve?
Compared in the coolest and the warmest month. Sunshine is the average per day over the year; rainy days are counted over the whole year.
| Place | Jan | Jul | Sea Jan | Sun h/day | Rain days/yr |
|---|---|---|---|---|---|
| Portimão | 16° | 30° | 16° | 8.8 | 68 |
| Albufeira | 15° | 29° | 16° | 8.8 | 67 |
| Lagos | 15° | 25° | 16° | 8.8 | 68 |
In January, it is warmest in Portimão with 16 °C, ahead of Albufeira (15 °C).
Destinations in the Algarve3
Algarve weather: quick answers
When is the best time to visit the Algarve?
The best time to visit the Algarve is June – September: days reach 26–28 °C, with 11 hours of sunshine a day and 1 rainy day a month on average.
What is the warmest month in the Algarve?
July is the warmest month, with daytime highs of 28 °C on average (25–30 °C depending on the place). The coolest is January with 15 °C.
How warm is it in the Algarve in January?
In January, the coolest month, days reach 15–16 °C on average and the sea is 16 °C.
When can you swim in the Algarve?
The sea is 20 °C or warmer from August to October and warmest in August with 20 °C.
Where is it warmest in the Algarve?
In January, the warmest are Portimão (16 °C), Albufeira (15 °C) and Lagos (15 °C).
When does it rain most in the Algarve?
March has the most rainy days (9 on average), July the fewest (0).
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Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)