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Monthly climate guide

Uyuni weather in December

With highs near 20°C (68°F) and lows around 4°C (38°F), December feels mild in Uyuni. Rainfall averages about 59 mm (some rain) and the sky is a mix of sun and cloud. Daytime highs are about the same as November and about the same as January.

What stands out in December

  • Rain is above Uyuni's usual level, by about 105%.
  • This is rainy-season territory in Uyuni: short, heavy downpours are typical.
  • Evenings cool off sharply: the daily range is around 17°C, so pack a layer.
  • Just 230 km apart, but Uyuni runs about 3°C cooler than Sucre this month.

December is typically Uyuni's warmest month.

Avg high

20°C

68°F

Avg low

4°C

38°F

Rainfall

59 mm

some rain

Humidity

46%

relative

Sky

50%

cloud · a mix of sun and cloud

Uyuni weather by month

Low → high °C Rain (mm)
Show the monthly averages as a table
Average monthly climate in Uyuni
MonthAvg highAvg lowRainHumidityCloud cover
January19°C / 67°F4°C / 39°F95 mm58%59%
February19°C / 66°F4°C / 39°F80 mm63%59%
March18°C / 65°F3°C / 37°F41 mm59%37%
April16°C / 61°F0°C / 31°F11 mm52%28%
May13°C / 56°F-3°C / 26°F3 mm41%22%
June12°C / 53°F-4°C / 25°F2 mm38%26%
July12°C / 53°F-4°C / 25°F2 mm35%24%
August14°C / 56°F-4°C / 25°F2 mm33%22%
September16°C / 61°F-2°C / 28°F6 mm35%26%
October18°C / 65°F-1°C / 31°F24 mm35%32%
November20°C / 68°F1°C / 34°F21 mm37%31%
December20°C / 68°F4°C / 38°F59 mm46%50%

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
  • A small travel umbrella, just in case
Full season-by-season packing guide →

Is December a good time to visit Uyuni?

Compare the months in the chart above to find your ideal window.

Best time to visit Uyuni →

Other Bolivia cities in December

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Uyuni weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/bolivia/uyuni/december
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Uyuni in December: quick answers

Is December a good time to visit Uyuni?

December is a reasonable time for Uyuni: highs around 20°C and about 59 mm of rain, though not one of the three best months.

How warm is Uyuni in December?

Average highs are about 20°C (68°F) and average lows about 4°C (38°F), based on 10 years of daily data.

Does it rain a lot in Uyuni in December?

Uyuni typically gets around 59 mm of rain in December — some rain.

Figures are long-term averages for the area around Uyuni (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.