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October in San Miguel de Tucumán brings high temperatures, with daytime highs of 27°C (81°F) and nights around 15°C (59°F). Quite a bit of rainfall is expected, around 156 mm (6.1 in), so pack an umbrella.
If your ideal day consists of dry skies and pleasant temperatures, August and September typically offer the best circumstances for San Miguel de Tucumán.
Pick a month to see the average temperature, rainfall and sunshine in San Miguel de Tucumán - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in San Miguel de Tucumán typically stay consistent throughout October, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 18°C (64°F).
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for San Miguel de Tucumán spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
The extremes listed below come from historical weather data collected in San Miguel de Tucumán from 2012 through 2025.
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in October →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm temperatures in October make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full San Miguel de Tucumán climate overview or explore weather in Argentina.
Where to go in October - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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