January Weather in Las Heras, Argentina

Last updated: August 22, 2025

In January, the average temperature in Las Heras, Argentina hovers around 25°C (77°F), providing a pleasant climate. Expect minimums as cool as 8°C (47°F) and scorching maximums reaching 38°C (100°F). With an average precipitation of 34 mm (1.4 in) spread over 5 days, the humidity is typically moderate at 40%, making it a unique time of year to experience the local environment.

January Temperature in Las Heras

In January in Las Heras, the average temperature is 25°C (77°F). Maximums can reach 38°C (100°F) and minimums can be as low as 8°C (47°F). This makes it a great time for travelers to enjoy a range of outdoor activities while also being prepared for varying weather conditions.

January Weather in Las Heras: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Las Heras, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Las Heras, January typically has an average temperature of 25°C (77°F), with highs reaching up to 38°C (100°F) and lows dropping to around 8°C (47°F).

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

January Precipitation in Las Heras

In Las Heras in January, the precipitation amount is 34 mm (1.4 in) spread over 5 days.

January Precipitation Trends in Las Heras

The chart displays monthly precipitation patterns in Las Heras, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Las Heras, January typically receives around 34 mm (1.4 inches) of precipitation spread over approximately 5 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Las Heras

In Las Heras in January, humidity is 40%. With an average temperature of 25°C (77°F), this humidity feels like a comfortable warmth, making it a pleasant time for traveling, as the air is neither too heavy nor too dry, allowing for enjoyable outdoor explorations.

January Average Humidity in Las Heras

This chart illustrates the average monthly humidity levels in Las Heras, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Las Heras is approximately 40%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Las Heras

In Las Heras in January, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Las Heras.

Maximum UV Index Levels in Las Heras for January

The chart shows the monthly maximum UV Index (UVI) for Las Heras in January, 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 January, the maximum UV index in Las Heras typically reaches 15, which falls under the extreme exposure category.

Data source: Las Heras January 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 January Weather in Las Heras Compares to Other Months

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

This table compares monthly weather conditions in Las Heras, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	34 mm (1.4 inches)	40%	extreme
February Weather	23°C (73°F)	54 mm (2.1 inches)	46%	extreme
March Weather	20°C (69°F)	43 mm (1.7 inches)	54%	extreme
April Weather	17°C (62°F)	45 mm (1.8 inches)	65%	very high
May Weather	12°C (53°F)	37 mm (1.4 inches)	69%	high
June Weather	8°C (47°F)	19 mm (0.7 inches)	64%	moderate
July Weather	7°C (46°F)	15 mm (0.6 inches)	65%	moderate
August Weather	10°C (51°F)	14 mm (0.6 inches)	60%	high
September Weather	14°C (57°F)	21 mm (0.8 inches)	51%	very high
October Weather	17°C (63°F)	39 mm (1.5 inches)	49%	extreme
November Weather	21°C (70°F)	43 mm (1.7 inches)	44%	extreme
December Weather	23°C (74°F)	43 mm (1.7 inches)	35%	extreme