Monthly climate guide
Algarve weather in December
Expect mild weather in Algarve in December: afternoons reach about 16°C (61°F), while nights drop to around 12°C (54°F). Around 50 mm of rain falls over the month (some rain), and skies are a mix of sun and cloud. Daytime highs are 2°C cooler than November and about the same as January.
What stands out in December
- Only 2 months are cooler in Algarve than December.
- There's little difference between day and night (around 4°C).
- Just 360 km apart, but Algarve runs about 3°C warmer than Coimbra this month.
- Comfortable temperatures make it easy to walk between Benagil Cave and Ponta da Piedade.
Avg high
16°C
61°F
Avg low
12°C
54°F
Rainfall
50 mm
some rain
Humidity
81%
relative
Sky
45%
cloud · a mix of sun and cloud
Algarve weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 16°C / 60°F | 11°C / 52°F | 46 mm | 81% | 48% |
| February | 16°C / 60°F | 10°C / 51°F | 41 mm | 79% | 44% |
| March | 17°C / 63°F | 11°C / 53°F | 91 mm | 78% | 47% |
| April | 19°C / 66°F | 13°C / 56°F | 83 mm | 78% | 53% |
| May | 22°C / 72°F | 15°C / 60°F | 50 mm | 72% | 40% |
| June | 25°C / 77°F | 17°C / 63°F | 8 mm | 67% | 26% |
| July | 28°C / 82°F | 19°C / 66°F | 1 mm | 63% | 14% |
| August | 28°C / 83°F | 20°C / 67°F | 1 mm | 63% | 17% |
| September | 26°C / 78°F | 19°C / 67°F | 14 mm | 70% | 28% |
| October | 23°C / 73°F | 17°C / 63°F | 83 mm | 76% | 40% |
| November | 19°C / 65°F | 14°C / 57°F | 110 mm | 80% | 47% |
| December | 16°C / 61°F | 12°C / 54°F | 50 mm | 81% | 45% |
What to pack for December
- A warm sweater or fleece for layering
- A mid-weight jacket
- A small travel umbrella, just in case
Is December a good time to visit Algarve?
Our Algarve guide recommends: May–June and September–October for warm weather; July–August are hottest and busiest.
The Atlantic stays cool even in summer — the sea is refreshing rather than warm.
Best time to visit Algarve →Other Portugal cities in December
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Algarve weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/portugal/algarve/december
<a href="https://weathercompare.eu/weather/portugal/algarve/december">Algarve weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/portugal/algarve" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Algarve weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/portugal/algarve/december">Algarve weather in December</a> – WeatherCompare</p>
Algarve in December: quick answers
Is December a good time to visit Algarve?
December is a reasonable time for Algarve: highs around 16°C and about 50 mm of rain, though not one of the three best months.
How warm is Algarve in December?
Average highs are about 16°C (61°F) and average lows about 12°C (54°F), based on 10 years of daily data.
Does it rain a lot in Algarve in December?
Algarve typically gets around 50 mm of rain in December — some rain.
When is the best time to visit Algarve?
May–June and September–October for warm weather; July–August are hottest and busiest.
Figures are long-term averages for the area around Algarve (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.