January Weather in Las Rosas, Argentina

Last updated: August 22, 2025

In Las Rosas, Argentina, the average temperature in January hovers around 25°C (76°F), providing a pleasant climate for outdoor activities. However, be prepared for temperature fluctuations, as it can dip to a minimum of 11°C (52°F) and soar up to a scorching 40°C (104°F). Expect approximately 114 mm (4.5 in) of precipitation spread over 7 days, accompanied by an average humidity level of 48%. Enjoy the variety that this month brings!

January Temperature in Las Rosas

In January in Las Rosas, the average temperature is 25°C (76°F). The maximum can reach 40°C (104°F), and the minimum can be as low as 11°C (52°F). This makes Las Rosas a great destination for travelers seeking warm weather with the option to enjoy cooler evenings.

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

The chart illustrates January temperature patterns in Las Rosas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Las Rosas, January typically has an average temperature of 25°C (76°F), with highs reaching up to 40°C (104°F) and lows dropping to around 11°C (52°F).

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

January Precipitation in Las Rosas

In Las Rosas in January, the total precipitation amount is 114 mm (4.5 in) over the course of 7 days.

January Precipitation Trends in Las Rosas

The chart displays monthly precipitation patterns in Las Rosas, 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 Rosas, January typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 7 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 Rosas

In Las Rosas in January humidity is 48%. With an average temperature of 25°C (76°F), this humidity feels like a warm embrace; while it's comfortable enough for strolling around, be prepared for a slight stickiness that can make long walks a bit more tiring.

January Average Humidity in Las Rosas

This chart illustrates the average monthly humidity levels in Las Rosas, 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 Rosas is approximately 48%, 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 Rosas

In Las Rosas in January, 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 Las Rosas, you can check here.

Maximum UV Index Levels in Las Rosas for January

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

Data source: Las Rosas 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 Rosas Compares to Other Months

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

This table compares monthly weather conditions in Las Rosas, 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 (76°F)	114 mm (4.5 inches)	48%	extreme
February Weather	23°C (74°F)	59 mm (2.3 inches)	55%	extreme
March Weather	21°C (71°F)	92 mm (3.6 inches)	64%	extreme
April Weather	19°C (66°F)	127 mm (5.0 inches)	76%	very high
May Weather	14°C (58°F)	84 mm (3.3 inches)	82%	moderate
June Weather	12°C (53°F)	17 mm (0.7 inches)	77%	moderate
July Weather	11°C (52°F)	22 mm (0.9 inches)	62%	moderate
August Weather	13°C (56°F)	25 mm (1.0 inches)	59%	high
September Weather	16°C (61°F)	43 mm (1.7 inches)	62%	very high
October Weather	19°C (66°F)	75 mm (3.0 inches)	52%	extreme
November Weather	22°C (72°F)	73 mm (2.9 inches)	56%	extreme
December Weather	24°C (75°F)	86 mm (3.4 inches)	51%	extreme