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December Weather in Viedma, Argentina

Last updated: August 22, 2025

In December, the average temperature in Viedma, Argentina is a comfortable 21°C (69°F). However, you can expect a range that dips to a chilly 6°C (42°F) and peaks at a tropical 37°C (99°F). With an average humidity of 54%, the air is pleasantly breathable. Just a heads-up: you may encounter 22 mm (0.9 in) of precipitation over about 4 days, so be prepared for a little rain!

December Temperature in Viedma

In December in Viedma, the average temperature is 21°C (69°F). Maximums can reach 37°C (99°F), while minimums can drop as low as 6°C (42°F). This range of temperatures makes Viedma a great destination for travelers looking for warm weather but also wanting to be prepared for cooler evenings.

December Weather in Viedma: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Viedma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Viedma, December typically has an average temperature of 21°C (69°F), with highs reaching up to 37°C (99°F) and lows dropping to around 6°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec727066605247454853586369
Data source: Temperature data for Viedma generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Viedma

In Viedma in December, the precipitation amount is 22 mm (0.9 in) over a duration of 4 days.

December Precipitation Trends in Viedma

The chart displays monthly precipitation patterns in Viedma, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Viedma, December typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec163631243828372717346122
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Viedma

In Viedma in December humidity is 54%. With average temperature 21°C (69°F), this humidity feels like a refreshing embrace, making outdoor adventures enjoyable but occasionally prompting a need for a light breeze or shade while exploring.

December Average Humidity in Viedma

This chart illustrates the average monthly humidity levels in Viedma, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Viedma is approximately 54%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec58%60%68%68%72%73%73%71%66%62%59%54%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Viedma

In Viedma in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Viedma.

Maximum UV Index Levels in Viedma for December

The chart shows the monthly maximum UV Index (UVI) for Viedma in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Viedma typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1412964234691213
Data source: Viedma December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Viedma Compares to Other Months

Weather in Viedma varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Viedma, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Viedma, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)16 mm (0.6 inches)58%extreme
February Weather21°C (70°F)36 mm (1.4 inches)60%extreme
March Weather19°C (66°F)31 mm (1.2 inches)68%very high
April Weather16°C (61°F)24 mm (0.9 inches)68%high
May Weather11°C (52°F)38 mm (1.5 inches)72%moderate
June Weather8°C (47°F)28 mm (1.1 inches)73%low
July Weather7°C (46°F)37 mm (1.5 inches)73%moderate
August Weather9°C (49°F)27 mm (1.1 inches)71%moderate
September Weather12°C (53°F)17 mm (0.7 inches)66%high
October Weather14°C (58°F)34 mm (1.3 inches)62%very high
November Weather17°C (63°F)61 mm (2.4 inches)59%extreme
December Weather21°C (69°F)22 mm (0.9 inches)54%extreme

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