Weather in San Miguel de Tucumán

Stay up to date with current weather conditions in the city of San Miguel de Tucumán. In this section, you will find fresh data, forecasts, and visual weather charts.

The climate in San Miguel de Tucumán, located in Argentina, can be described as subtropical with distinct seasons. The city is known for its warm summers and mild, relatively dry winters. Throughout the year, there are noticeable fluctuations in both temperature and rainfall, allowing tourists to choose the most comfortable time to visit depending on their preferences.

The summer months, roughly from December to March, are the warmest and most humid. Average temperatures during this period range from 21.5°C to 23.8°C, while maximums can reach 28°C. This is also the season with the highest rainfall, especially in January and February, when about 8 mm of precipitation falls and there are up to 18 rainy days per month. Winter, from June to August, in contrast, is characterized by cooler and drier weather. Average temperatures drop to 12.2°C - 14.5°C, and nighttime lows can reach 6.6°C. Precipitation during the winter period is minimal, especially in August, which is the driest month with almost a complete absence of rain.

The transitional seasons – spring (September-November) and autumn (April-May) – offer a pleasant combination of moderate temperatures and less rainfall compared to summer. In autumn, the temperature gradually decreases, while in spring, conversely, the air warms up, preparing the city for summer heat. Overall, the weather in San Miguel de Tucumán offers variety, allowing you to enjoy both hot sunny days and a cooler, refreshing atmosphere depending on the time of year.

The climate in San Miguel de Tucumán is characterized by distinctly defined seasons with warm, and at times hot, summers, and mild, cool winters. A significant temperature range is observed throughout the year, making it possible to distinguish both typical summer and winter conditions. The hottest month is usually January, when the average temperature is 23.8°C. During this period, daytime highs average 28.3°C, while nights remain warm with a minimum temperature of around 19.2°C. Conversely, the coolest month is July, with an average temperature of 12.2°C. Nighttime temperatures in July can drop to 6.6°C, while during the day the air warms up to an average of 17.7°C.

Summer months in San Miguel de Tucumán, covering the period from December to February, are distinguished by consistently high temperatures. During the day, the thermometer regularly rises above 26°C, and average maximum values range from 26.8°C to 28.3°C. Nights also remain warm, with average minimum temperatures of 18-19°C, creating a tropical climate feel. The winter period, especially June and July, brings noticeable cooling, although without severe frosts. Average daytime temperatures stay around 17-18°C, which is quite comfortable for walking, however, nights become noticeably cool, with average lows of 6-7°C. Transitional months, such as April-May and September-October, demonstrate a gradual change in temperature regimes.

One of the characteristic features of the climate in San Miguel de Tucumán is the noticeable daily temperature fluctuations, especially pronounced in the winter and spring months. For example, in August, the average maximum temperature is 21.2°C, while the average minimum is only 7.8°C, which gives a difference of more than 13 degrees. A similar situation is observed in September (a difference of almost 13°C). Even in the summer months, the difference between daytime heat and nighttime coolness can be 8-10°C. This means that even after a hot day, the evening and night can bring tangible freshness, which is worth considering when planning your wardrobe for the trip.

In San Miguel de Tucumán, there is a clearly defined seasonality in the distribution of precipitation throughout the year. The city experiences a distinct wet season, predominantly in the summer months, and a drier period occurring in winter. This leads to significant fluctuations in both the total amount of rainfall and the number of rainy days from month to month.

The wettest months in San Miguel de Tucumán are January and February. In January, an average of 8 mm of precipitation falls, and the number of rainy days reaches 18. February is also characterized by 8 mm of precipitation with 16 rainy days. The wet period also includes March (6 mm of precipitation, 15 rainy days), December (6 mm, 15 days), and November (6 mm, 13 days). During these months, rain falls quite often, although the total monthly rainfall remains moderate.

The dry season in San Miguel de Tucumán falls on the period from May to September. The absolute driest month is August, when, according to average data, no precipitation falls at all (0 mm), and the number of days with precipitation is only about 4. June and July are also very dry, with figures of only 1 mm of precipitation and 7 and 6 rainy days respectively. During these months, the probability of rain decreases significantly. September begins the transition period with 2 mm of precipitation and approximately 7 rainy days.

When planning a trip to San Miguel de Tucumán, it is important to consider the peculiarities of the local climate so that your vacation is as comfortable as possible. The weather here is characterized by warm, and sometimes hot summers with frequent, though not always abundant, rainfall, and mild, drier winters. Therefore, the key principle when packing your suitcase should be layering. This will allow you to easily adapt to temperature changes throughout the day. Don't forget comfortable shoes for walking around the city and its surroundings, as you will surely want to explore all the most interesting spots.

In the summer months (from December to March), when the average temperature hovers around 21-24°C, and the maximum can reach 28°C, preference should be given to light, breathable clothing made from natural fabrics. T-shirts, shorts, sundresses, and light trousers will be very useful. Given the large number of days with precipitation during this period (15-18 days per month), it would be useful to take a light raincoat or umbrella with you. Sunscreen, a hat, and sunglasses are also mandatory for protection from the active southern sun.

In winter (from June to August), the weather becomes cooler, with average temperatures around 12-14°C, and minimums dropping to 6-8°C. At this time, you will need warmer items: sweaters, fleece jackets, jeans or thick trousers, as well as a light jacket or windbreaker, especially for evening walks. Although there is significantly less precipitation in winter, a light waterproof jacket may come in handy. In the off-season (April-May and September-November), the weather is changeable, so layered clothing, including both light and warmer items, will be the optimal choice.