São Borja Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit São Borja.
Climate overview of São Borja
The climate in São Borja, Rio Grande do Sul, Brazil, is marked by large temperature swings across the seasons, ranging from 33°C (91°F) in January to 21°C (70°F) in July.
Rainfall is high, totalling around 1780 mm (70 in) per year. October is the wettest month and August the driest.
São Borja Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in São Borja — and find the best time to visit.
Monthly Temperature in São Borja
In São Borja, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a very warm 33°C (91°F) in January, the warmest time of the year, to a pleasant 21°C (70°F) during cooler months like July.
At night, you can expect temperatures ranging from 22°C (72°F) in January to around 10°C (50°F) during July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in São Borja
São Borja experiences significant rainfall throughout the year, averaging 1780 mm (70 in) of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. October brings wetter days averaging 215 mm (8.5 in) of precipitation, spread over 11 rainy days.
In contrast, the driest month August experiences a drier climate, with about 104 mm (4.1 in) of rainfall spread across 11 rainy days. For more details, please visit our São Borja Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit São Borja
Be prepared for heavier rainfall during January, April, October and December, the wettest period of the year. Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
Frequently asked questions about the climate in São Borja
What is the best time to visit São Borja?
April, May, June, July, August and September typically offer the most optimal weather in São Borja. In contrast, January and December tend to have less optimal conditions.
What temperatures can I expect in São Borja?
Daytime highs range from 21°C (70°F) in July to 33°C (91°F) in January. Nighttime lows range from 10°C (50°F) to 22°C (72°F). Temperatures vary considerably through the year.
How much rain does São Borja get?
Annual rainfall is around 1780 mm (70 in). October is the wettest month with 215 mm (8.5 in), while August is the driest with 104 mm (4.1 in).
São Borja 3-Day Forecast
São Borja 3-Day Forecast
São Borja on the map
São Borja is highlighted — select any city to see its climate.
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