Climate Overview
The climate in Aero Club Ciudad Termal - Rosario de la Frontera is temperate. The average annual temperature is 17°C and approximately 1181mm of precipitation falls per year. January is the wettest month, receiving around 276mm of rainfall. Aero Club Ciudad Termal - Rosario de la Frontera 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: January, December, November. The coldest months are July, June, August, when temperatures can drop to 4°C.
Temperature
Temperatures in Aero Club Ciudad Termal - Rosario de la Frontera vary considerably across the year, with a 23°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 27°C and the mean temperature sits around 22°C. July is the coolest month, with minimum temperatures around 4°C and an average of 10°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.
Precipitation
Aero Club Ciudad Termal - Rosario de la Frontera is a moderately rainy area, receiving approximately 1181mm of precipitation annually, which averages out to around 98mm per month. The wettest month is January, averaging 276mm of rainfall. February and December also tend to see above-average precipitation. The driest month is August, with just 10mm. That's 266mm 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
Aero Club Ciudad Termal - Rosario de la Frontera 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 October, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.
Seasons
93 days until Spring
It is currently winter in Aero Club Ciudad Termal - Rosario de la Frontera, which began on June 21, 2026. Aero Club Ciudad Termal - Rosario de la Frontera 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 January at around 27°C, while the coldest stretch bottoms out in July near 4°C. Spring is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 9 to 27°C. Precipitation is moderate at around 213mm for the season, averaging 71mm per month. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 16 to 27°C. Rainfall is heavy, totalling around 656mm across the season with a monthly average of 219mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 9 to 24°C. Precipitation is moderate at around 267mm for the season, averaging 89mm per month. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 4 to 22°C. Precipitation is minimal, with only around 45mm for the entire season. Winds are generally light, averaging 2km/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 Aero Club Ciudad Termal - Rosario de la Frontera is during April, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 65mm per month. By contrast, January can be uncomfortably hot with highs reaching 27°C, while July is the coldest period with lows dropping to 4°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Aero Club Ciudad Termal - Rosario de la Frontera 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.
