Climate Insights for Cachoeirinha

The climate in Cachoeirinha is warm and mild. The average annual temperature is 23°C and approximately 357mm of precipitation falls per year. March is the wettest month, receiving around 63mm of rainfall. Cachoeirinha sits near the equator, so seasonal temperature differences are minimal throughout the year.

Cachoeirinha sees moderate temperature variation throughout the year, ranging from 17°C to 31°C. The warmest month is November, when average highs reach 31°C and the mean temperature sits around 24°C. August is the coolest month, with minimum temperatures around 17°C and an average of 21°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.

Cachoeirinha is a quite dry location, receiving approximately 357mm of precipitation annually, which averages out to around 30mm per month. The wettest month is March, averaging 63mm of rainfall. May and April also tend to see above-average precipitation. The driest month is October, with just 4mm. That's 59mm less than March, 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.

Cachoeirinha 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 September, averaging 19km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 15km/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.

It is currently autumn in Cachoeirinha, which began on March 20, 2026. Cachoeirinha sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in November at around 31°C, while the coldest stretch bottoms out in August near 17°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Cachoeirinha is during January, February, March, April, May, June, July, August, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 30mm per month. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Cachoeirinha 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.