December Weather in Gastre, Argentina

Last updated: August 22, 2025

In December, the average temperature in Gastre, Argentina hovers around 15°C (60°F), with a minimum of 0°C (33°F) and a maximum of 31°C (89°F). Expect 19 mm (0.8 in) of precipitation spread over 4 days, and enjoy an average humidity level of 60%.

December Temperature in Gastre

In December in Gastre, the average temperature is 15°C (60°F). Maximums can reach 31°C (89°F), and minimums can drop to as low as 0°C (33°F). This range makes it a great time for travelers to enjoy a variety of outdoor activities and experiences while dressing in layers for fluctuating temperatures.

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

The chart illustrates December temperature patterns in Gastre, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gastre, December typically has an average temperature of 15°C (60°F), with highs reaching up to 31°C (89°F) and lows dropping to around 0°C (33°F).

Data source: Temperature data for Gastre generated using information from the Copernicus Climate Change Service.

December Precipitation in Gastre

In Gastre in December, the precipitation amount is 19 mm (0.8 in) over a span of 4 days.

December Precipitation Trends in Gastre

The chart displays monthly precipitation patterns in Gastre, 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 Gastre, December typically receives around 19 mm (0.8 inches) of precipitation spread over approximately 4 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Gastre

In Gastre in December, humidity is 60%. With an average temperature of 15°C (60°F), this humidity feels like a mild blanket enveloping you, making strolls enjoyable yet slightly heavier on the skin, perfect for exploring charming streets without being overly warm.

December Average Humidity in Gastre

This chart illustrates the average monthly humidity levels in Gastre, 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 Gastre is approximately 60%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Gastre

In Gastre in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Gastre, you can check here.

Maximum UV Index Levels in Gastre for December

The chart shows the monthly maximum UV Index (UVI) for Gastre 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 Gastre typically reaches 14, which falls under the extreme exposure category.

Data source: Gastre 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 Gastre Compares to Other Months

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

This table compares monthly weather conditions in Gastre, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (62°F)	11 mm (0.4 inches)	57%	extreme
February Weather	17°C (62°F)	13 mm (0.5 inches)	61%	extreme
March Weather	13°C (56°F)	25 mm (1.0 inches)	65%	very high
April Weather	9°C (49°F)	38 mm (1.5 inches)	74%	high
May Weather	5°C (42°F)	26 mm (1.0 inches)	81%	moderate
June Weather	2°C (36°F)	49 mm (1.9 inches)	83%	low
July Weather	1°C (35°F)	29 mm (1.1 inches)	85%	moderate
August Weather	3°C (38°F)	34 mm (1.3 inches)	86%	moderate
September Weather	6°C (43°F)	18 mm (0.7 inches)	79%	very high
October Weather	8°C (47°F)	26 mm (1.0 inches)	71%	very high
November Weather	12°C (54°F)	28 mm (1.1 inches)	64%	extreme
December Weather	15°C (60°F)	19 mm (0.8 inches)	60%	extreme