Climate Overview
The climate in Aero Club Ciudad Termal - Rosario de la Frontera is warm and mild. The average annual temperature is 20°C and approximately 883mm of precipitation falls per year. January is the wettest month, receiving around 185mm 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 7°C.
Temperature
Temperatures in Aero Club Ciudad Termal - Rosario de la Frontera vary considerably across the year, with a 24°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 31°C and the mean temperature sits around 26°C. July is the coolest month, with minimum temperatures around 7°C and an average of 13°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 4°C shift in average temperatures.
Precipitation
Aero Club Ciudad Termal - Rosario de la Frontera is a moderately rainy area, receiving approximately 883mm of precipitation annually, which averages out to around 74mm per month. The wettest month is January, averaging 185mm of rainfall. February and March also tend to see above-average precipitation. The driest month is July, with just 13mm. That's 173mm 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 mildly breezy, with an average annual wind speed of 14km/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 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 13km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.
Seasons
90 days until Winter
It is currently autumn in Aero Club Ciudad Termal - Rosario de la Frontera, which began on March 20, 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 31°C, while the coldest stretch bottoms out in July near 7°C. Winter is next, beginning on June 21, 2026 — 90 days from now.
Spring
Temperatures range from 12 to 30°C. Precipitation is moderate at around 167mm for the season, averaging 56mm per month. Winds are moderate at around 17km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 20 to 31°C. Rainfall is heavy, totalling around 419mm across the season with a monthly average of 140mm. Winds are generally light, averaging 14km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 11 to 27°C. Precipitation is moderate at around 249mm for the season, averaging 83mm per month. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 7 to 24°C. Rainfall is relatively light, with around 48mm over the season and a monthly average of 16mm. Winds are generally light, averaging 14km/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, May, August, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 52mm per month. By contrast, January can be uncomfortably hot with highs reaching 31°C, while July is the coldest period with lows dropping to 7°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.
