Climate Insights for Salto del Guairá

The climate in Salto del Guairá is warm and mild. The average annual temperature is 23°C and approximately 1331mm of precipitation falls per year. Salto del Guairá receives a notable amount of rainfall throughout the year, including during its driest month. Salto del Guairá 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: February, January, December. The coldest months are July, June, August, when temperatures can drop to 13°C.

Salto del Guairá sees moderate temperature variation throughout the year, ranging from 13°C to 31°C. The warmest month is February, when average highs reach 31°C and the mean temperature sits around 26°C. July is the coolest month, with minimum temperatures around 13°C and an average of 18°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.

Salto del Guairá is a fairly wet location, receiving approximately 1331mm of precipitation annually, which averages out to around 111mm per month. The wettest month is December, averaging 178mm of rainfall. October and January also tend to see above-average precipitation. The driest month is July, with just 37mm. That's 141mm less than December, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Salto del Guairá is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently spring in Salto del Guairá, which began on September 23, 2026. Salto del Guairá 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 February at around 31°C, while the coldest stretch bottoms out in July near 13°C. Summer is next, beginning on December 21, 2026 (87 days from now).

The best time to visit Salto del Guairá is during April, June, July, September and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 77mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 31°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Salto del Guairá 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.