Climate Insights for Arraial do Cabo

The climate in Arraial do Cabo is warm and mild. The average annual temperature is 23°C and approximately 815mm of precipitation falls per year. November is the wettest month, receiving around 158mm of rainfall. Arraial do Cabo 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, March, April. The coldest months are June, July, August, when temperatures can drop to 20°C.

Arraial do Cabo has relatively stable temperatures year-round, staying within a 6°C range. The warmest month is February, when average highs reach 26°C and the mean temperature sits around 26°C. June is the coolest month, with minimum temperatures around 20°C and an average of 21°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.

Arraial do Cabo is a moderately rainy area, receiving approximately 815mm of precipitation annually, which averages out to around 68mm per month. The wettest month is November, averaging 158mm of rainfall. January and March also tend to see above-average precipitation. The driest month is July, with just 21mm. That's 137mm less than November, 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.

Arraial do Cabo is relatively calm, with an average annual wind speed of 6km/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 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.

It is currently winter in Arraial do Cabo, which began on June 21, 2026. Arraial do Cabo 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 26°C, while the coldest stretch bottoms out in June near 20°C. Spring is next, beginning on September 23, 2026 — 61 days from now.

The best time to visit Arraial do Cabo is during May, June, July, August, September, October and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 45mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 26°C. 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 Arraial do Cabo 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.