Climate Insights for Assaí

The climate in Assaí is warm and mild. The average annual temperature is 23°C and approximately 1206mm of precipitation falls per year. Assaí receives a notable amount of rainfall throughout the year, including during its driest month. Assaí 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: November, March, December. The coldest months are July, June, August, when temperatures can drop to 14°C.

Assaí sees moderate temperature variation throughout the year, ranging from 14°C to 31°C. The warmest month is November, when average highs reach 31°C and the mean temperature sits around 24°C. July is the coolest month, with minimum temperatures around 14°C and an average of 19°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.

Assaí is a fairly wet location, receiving approximately 1206mm of precipitation annually, which averages out to around 101mm per month. The wettest month is January, averaging 208mm of rainfall. December and February also tend to see above-average precipitation. The driest month is July, with just 33mm. That's 175mm less than January, 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.

Assaí is mildly breezy, with an average annual wind speed of 14km/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 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 13km/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 Assaí, which began on March 20, 2026. Assaí 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 November at around 31°C, while the coldest stretch bottoms out in July near 14°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Assaí is during April, May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 57mm per month. By contrast, November can be uncomfortably hot with temperatures reaching 31°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 Assaí 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.