Climate Insights for Iranduba

The climate in Iranduba is hot. The average annual temperature is 26°C and approximately 254mm of precipitation falls per year. December is the wettest month, receiving around 33mm of rainfall. Iranduba sits near the equator, so seasonal temperature differences are minimal throughout the year.

Iranduba has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is December, when average highs reach 32°C and the mean temperature sits around 28°C. December is the coolest month, with minimum temperatures around 23°C and an average of 28°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows.

Iranduba is a quite dry location, receiving approximately 254mm of precipitation annually, which averages out to around 21mm per month. The wettest month is January, averaging 33mm of rainfall. February and March also tend to see above-average precipitation. The driest month is October, with just 1mm. That's 31mm 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.

Iranduba 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 March, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 9km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

It is currently winter in Iranduba, which began on June 21, 2026. Iranduba sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in December at around 32°C, while the coldest stretch bottoms out in December near 23°C. Spring is next, beginning on September 23, 2026 — 16 days from now.

The best time to visit Iranduba is during September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 7mm per month. By contrast, December can be uncomfortably hot with highs reaching 32°C, while December is the coldest period with lows dropping to 23°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Iranduba 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.