Climate Insights for Arauá

The climate in Arauá is hot. The average annual temperature is 26°C and approximately 953mm of precipitation falls per year. Arauá receives a notable amount of rainfall throughout the year, including during its driest month. Arauá 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: March, February, January. The coldest months are August, July, September, when temperatures can drop to 22°C.

Arauá has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is March, when average highs reach 30°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 22°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows.

Arauá is a moderately rainy area, receiving approximately 953mm of precipitation annually, which averages out to around 79mm per month. The wettest month is May, averaging 132mm of rainfall. June and July also tend to see above-average precipitation. The driest month is December, with just 39mm. That's 93mm less than May, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Arauá is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently winter in Arauá, which began on June 21, 2026. Arauá 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 March at around 30°C, while the coldest stretch bottoms out in August near 22°C. Spring is next, beginning on September 23, 2026 — 92 days from now.

The best time to visit Arauá is during August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 73mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 30°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 Arauá 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.