Climate Overview
The climate in Fortaleza is hot. The average annual temperature is 27°C and approximately 1096mm of precipitation falls per year. April is the wettest month, receiving around 254mm of rainfall. Fortaleza sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Fortaleza has relatively stable temperatures year-round, staying within a 6°C range. The warmest month is November, when average highs reach 30°C and the mean temperature sits around 28°C. July is the coolest month, with minimum temperatures around 24°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows.
Precipitation
Fortaleza is a moderately rainy area, receiving approximately 1096mm of precipitation annually, which averages out to around 91mm per month. The wettest month is April, averaging 254mm of rainfall. March and February also tend to see above-average precipitation. The driest month is September, with just 3mm. That's 250mm less than April, 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.
Wind
Fortaleza is moderately windy, with an average annual wind speed of 23km/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 28km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in March, with average winds dropping to 17km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 11km/h gap 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 25km/h in winter, 27km/h in spring, 21km/h in summer, 19km/h in autumn.
Seasons
90 days until Winter
It is currently autumn in Fortaleza, which began on March 20, 2026. Fortaleza 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 30°C, while the coldest stretch bottoms out in July near 24°C. Winter is next, beginning on June 21, 2026 — 90 days from now.
Spring
Temperatures range from 25 to 30°C. Precipitation is minimal, with only around 18mm for the entire season. Winds are strong, averaging 27km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 25 to 30°C. Rainfall is heavy, totalling around 351mm across the season with a monthly average of 117mm. Winds are moderate at around 21km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 29°C. Rainfall is heavy, totalling around 626mm across the season with a monthly average of 209mm. Winds are moderate at around 19km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 24 to 30°C. Rainfall is relatively light, with around 101mm over the season and a monthly average of 34mm. Winds are strong, averaging 25km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Fortaleza 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.
