Climate in Algarve — Annual Weather Overview
Algarve has a semi arid climate — warm and dry with low but seasonal rainfall. The hottest month is July (average high 30.3°C) and the coolest is January (15.9°C). There is a noticeable seasonal temperature shift of 14.4°C between July and January. Annual rainfall is modest at around 437mm, with December the wettest month (79.1mm) and July the driest (0.1mm). Average daily sunshine is 10.6 hours.
**Spring (March, April, May):** average highs 21.1°C, 135mm rain. **Summer (June, July, August):** average highs 28.7°C, 13mm rain. **Autumn (September, October, November):** average highs 23.2°C, 146mm rain. **Winter (December, January, February):** average highs 17.0°C, 144mm rain.
Algarve — Monthly Temperatures
Algarve — Monthly Rainfall
✅ Best months to visit
All year
ℹ️ No months to avoid
Weather in Algarve stays reasonable all year.
Algarve weather by month
| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January | 15.9°C | 9.2°C | 27.7mm | 8.3h | 5 | 10/10 |
| February | 17.6°C | 10.7°C | 36.7mm | 9.1h | 5 | 10/10 |
| March | 18.6°C | 11.3°C | 59.3mm | 9.9h | 7 | 10/10 |
| April | 20.5°C | 13.1°C | 49.4mm | 11.5h | 8 | 10/10 |
| May | 24.1°C | 15.9°C | 26.3mm | 12.5h | 4 | 10/10 |
| June | 26.2°C | 18.0°C | 12.5mm | 13.3h | 3 | 10/10 |
| July | 30.3°C | 20.8°C | 0.1mm | 13.5h | 0 | 10/10 |
| August | 29.6°C | 20.5°C | 0.2mm | 12.8h | 0 | 10/10 |
| September | 26.0°C | 18.7°C | 26.4mm | 11.0h | 4 | 10/10 |
| October | 24.0°C | 16.9°C | 70.3mm | 9.6h | 7 | 10/10 |
| November | 19.7°C | 13.1°C | 49.1mm | 8.6h | 6 | 10/10 |
| December | 17.4°C | 11.3°C | 79.1mm | 7.5h | 8 | 10/10 |
For the full verdict on when to go, see the best time to visit Algarve. Seasonal breakdowns: spring, summer, autumn and winter.
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Frequently Asked Questions
What type of climate does Algarve have?
Algarve has a semi arid climate — warm and dry with low but seasonal rainfall. Average highs range from 15.9°C in January to 30.3°C in July.
What is the hottest month in Algarve?
July is the hottest month in Algarve, with average highs of 30.3°C and lows of 20.8°C.
What is the coldest month in Algarve?
January is the coolest month, with average highs of 15.9°C and lows of 9.2°C.
What is the wettest month in Algarve?
December is the wettest month, averaging 79.1mm of rainfall over around 8 rainy days.
How much rain does Algarve get per year?
Algarve receives around 437mm of rain per year. The driest month is July (0.1mm).
When is the best time to visit Algarve?
The best time to visit Algarve is All year. See the full month-by-month guide →
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.