Climate Insights for Carnaíba

The climate in Carnaíba is hot. The average annual temperature is 26°C and approximately 288mm of precipitation falls per year. March is the wettest month, receiving around 62mm of rainfall. Carnaíba sits near the equator, so seasonal temperature differences are minimal throughout the year.

Carnaíba sees moderate temperature variation throughout the year, ranging from 19°C to 35°C. The warmest month is November, when average highs reach 35°C and the mean temperature sits around 28°C. August is the coolest month, with minimum temperatures around 19°C and an average of 23°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 2°C shift in average temperatures.

Carnaíba is a quite dry location, receiving approximately 288mm of precipitation annually, which averages out to around 24mm per month. The wettest month is March, averaging 62mm of rainfall. February and January also tend to see above-average precipitation. The driest month is October, with just 2mm. That's 61mm 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.

Carnaíba is mildly breezy, with an average annual wind speed of 20km/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 22km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in April, with average winds dropping to 17km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 5km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 21km/h in winter, 21km/h in spring, 18km/h in summer, 18km/h in autumn.

It is currently autumn in Carnaíba, which began on March 20, 2026. Carnaíba 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 35°C, while the coldest stretch bottoms out in August near 19°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Carnaíba is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 15mm per month. By contrast, November can be uncomfortably hot with temperatures reaching 35°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Carnaíba 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.