Monthly climate guide
Concepción weather in December
With highs near 23°C (73°F) and lows around 11°C (53°F), December feels warm in Concepción. Rainfall averages about 16 mm (very dry) and the sky is a mix of sun and cloud. Daytime highs are 3°C warmer than November and 2°C cooler than January.
What stands out in December
- Just 90 km apart, but Concepción runs about 6°C cooler than Chillán this month.
- Seasonally, December counts as early summer in Concepción — the seasons are reversed south of the equator.
- Skies are at their clearest this time of year.
- Rain is well below Concepción's usual level (around 73% less).
Avg high
23°C
73°F
Avg low
11°C
53°F
Rainfall
16 mm
very dry
Humidity
64%
relative
Sky
41%
cloud · a mix of sun and cloud
Concepción weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 25°C / 78°F | 13°C / 56°F | 12 mm | 59% | 41% |
| February | 25°C / 77°F | 13°C / 56°F | 13 mm | 61% | 43% |
| March | 23°C / 74°F | 12°C / 53°F | 25 mm | 64% | 43% |
| April | 19°C / 67°F | 10°C / 49°F | 46 mm | 74% | 52% |
| May | 16°C / 61°F | 9°C / 47°F | 91 mm | 82% | 64% |
| June | 13°C / 55°F | 7°C / 44°F | 147 mm | 86% | 63% |
| July | 12°C / 54°F | 6°C / 42°F | 110 mm | 87% | 63% |
| August | 13°C / 55°F | 6°C / 43°F | 110 mm | 85% | 62% |
| September | 15°C / 58°F | 7°C / 44°F | 67 mm | 81% | 56% |
| October | 17°C / 62°F | 8°C / 46°F | 44 mm | 78% | 51% |
| November | 20°C / 68°F | 10°C / 49°F | 23 mm | 72% | 45% |
| December | 23°C / 73°F | 11°C / 53°F | 16 mm | 64% | 41% |
What to pack for December
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- An extra layer — evenings are noticeably cooler than afternoons
Is December a good time to visit Concepción?
Compare the months in the chart above to find your ideal window.
Best time to visit Concepción →Other Chile cities in December
Cite or embed this data
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Concepción weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/chile/concepcion/december
<a href="https://weathercompare.eu/weather/chile/concepcion/december">Concepción weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/chile/concepcion" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Concepción weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/chile/concepcion/december">Concepción weather in December</a> – WeatherCompare</p>
Concepción in December: quick answers
Is December a good time to visit Concepción?
December is a reasonable time for Concepción: highs around 23°C and about 16 mm of rain, though not one of the three best months.
How warm is Concepción in December?
Average highs are about 23°C (73°F) and average lows about 11°C (53°F), based on 10 years of daily data.
Does it rain a lot in Concepción in December?
Concepción typically gets around 16 mm of rain in December — very dry.
Figures are long-term averages for the area around Concepción (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.