Fortaleza Weather in August
During August, Fortaleza experiences very high daytime temperatures of 31°C (88°F) and cooler nights around 24°C (75°F). Rainfall is low, averaging just 13 mm (0.5 in) for the month.
Rainfall in Fortaleza in August
The climate data from previous years indicates about 12 days of rain, averaging 13 mm (0.5 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Fortaleza in August
If you're visiting Fortaleza in August, expect perfect temperatures with highs of 31°C (88°F) and overnight lows of 24°C (75°F). It's usually most comfortable outside during the morning and later in the day. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Fortaleza in August
Expect sunny days throughout the month, with an estimated 292 hours of sunshine. This makes it a pleasant time to visit Fortaleza.
Average water temperature in August
The water temperature is 26°C (79°F), which most people find very comfortable. A good month for swimming and water sports.If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Fortaleza.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Fortaleza's climate page.
Fortaleza Temperature in August
Min Temperature
24°C (75°F)
Max Temperature
31°C (88°F)
Water Temperature
26°C (79°F)
Chance of Rain
39%
Precipitation
13 mm (0.5 in)
Rainy days
12 days
Humidity
75%
Sunshine
292 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Fortaleza typically stay consistent throughout August, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Fortaleza in August
Browse day-by-day weather records for Fortaleza spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Fortaleza historical weather extremes in August
Based on 26 years of weather observations in Fortaleza between 1999 and 2025, these are the recorded extremes.
- On August 30, 2022, temperatures climbed to 33°C (91°F), marking the warmest August day on record.
- On August 26, 2009, Fortaleza saw its coldest August day with temperatures maxing out at 26°C (79°F).
- Nighttime temperatures dropped to 20°C (68°F) on August 4, 2009, marking the coldest August night on record.
Best Places in Brazil in August
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in August →
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What to Wear in Fortaleza in August
Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. The water temperature sits at about 26°C (79°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Fortaleza in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Fortaleza's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Fortaleza climate overview or explore weather in Brazil.
