Climate Overview
The climate in Tafí Viejo is warm and mild. The average annual temperature is 18°C and approximately 1838mm of precipitation falls per year. January is the wettest month, receiving around 342mm of rainfall. Tafí Viejo is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: December, January, February. The coldest months are June, July, August, when temperatures can drop to 7°C.
Temperature
Temperatures in Tafí Viejo vary considerably across the year, with a 23°C difference between the coldest and warmest months. The warmest month is December, when average highs reach 30°C and the mean temperature sits around 24°C. June is the coolest month, with minimum temperatures around 7°C and an average of 10°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 4°C shift in average temperatures.
Precipitation
Tafí Viejo is a fairly wet location, receiving approximately 1838mm of precipitation annually, which averages out to around 153mm per month. The wettest month is January, averaging 342mm of rainfall. February and April also tend to see above-average precipitation. The driest month is September, with just 16mm. That's 326mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Tafí Viejo is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
63 days until Spring
It is currently winter in Tafí Viejo, which began on June 21, 2026. Tafí Viejo is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in December at around 30°C, while the coldest stretch bottoms out in June near 7°C. Spring is next, beginning on September 23, 2026 — 63 days from now.
Spring
Temperatures range from 11 to 27°C. Rainfall is heavy, totalling around 348mm across the season with a monthly average of 116mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 19 to 30°C. Rainfall is heavy, totalling around 831mm across the season with a monthly average of 277mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 11 to 25°C. Rainfall is heavy, totalling around 518mm across the season with a monthly average of 173mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 7 to 23°C. Rainfall is relatively light, with around 141mm over the season and a monthly average of 47mm. Winds are generally light, averaging 1km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Tafí Viejo is during August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 24mm per month. By contrast, December can be uncomfortably hot with highs reaching 30°C, while June is the coldest period with lows dropping to 7°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Tafí Viejo based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.