Climate Insights for Passo Fundo

The climate in Passo Fundo is warm and mild. The average annual temperature is 19°C and approximately 1902mm of precipitation falls per year. Passo Fundo receives a notable amount of rainfall throughout the year, including during its driest month. Passo Fundo 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, February. The coldest months are July, June, August, when temperatures can drop to 10°C.

Passo Fundo sees moderate temperature variation throughout the year, ranging from 10°C to 28°C. The warmest month is January, when average highs reach 28°C and the mean temperature sits around 23°C. July is the coolest month, with minimum temperatures around 10°C and an average of 14°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 4°C shift in average temperatures.

Passo Fundo is a fairly wet location, receiving approximately 1902mm of precipitation annually, which averages out to around 158mm per month. The wettest month is October, averaging 235mm of rainfall. May and November also tend to see above-average precipitation. The driest month is August, with just 96mm. That's 139mm less than October, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

Passo Fundo is mildly breezy, with an average annual wind speed of 18km/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 20km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in February, with average winds dropping to 17km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

It is currently autumn in Passo Fundo, which began on March 20, 2026. Passo Fundo 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 28°C, while the coldest stretch bottoms out in July near 10°C. Winter is next, beginning on June 21, 2026 — 88 days from now.

The best time to visit Passo Fundo is during August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 15°C with modest rainfall averaging 96mm per month. By contrast, January can be uncomfortably hot with highs reaching 28°C, while July is the coldest period with lows dropping to 10°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 Passo Fundo 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.