Monthly climate guide
Fortaleza weather in December
December in Fortaleza is typically hot, with average daytime highs around 30°C (86°F) and night-time lows near 26°C (79°F). The month usually brings about 27 mm of rain (fairly dry) and is a mix of sun and cloud. Daytime highs are about the same as November and about the same as January.
What stands out in December
- It's one of the drier stretches of the year in Fortaleza.
- There's little difference between day and night (around 4°C).
- Only 2 months are warmer in Fortaleza than December.
- Rain is well below Fortaleza's usual level (around 66% less).
Avg high
30°C
86°F
Avg low
26°C
79°F
Rainfall
27 mm
fairly dry
Humidity
74%
relative
Sky
53%
cloud · a mix of sun and cloud
Fortaleza weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 30°C / 85°F | 26°C / 79°F | 118 mm | 78% | 68% |
| February | 29°C / 84°F | 26°C / 79°F | 157 mm | 81% | 74% |
| March | 29°C / 84°F | 26°C / 79°F | 196 mm | 82% | 73% |
| April | 29°C / 84°F | 26°C / 79°F | 194 mm | 84% | 75% |
| May | 29°C / 84°F | 26°C / 79°F | 119 mm | 83% | 60% |
| June | 29°C / 84°F | 25°C / 78°F | 70 mm | 80% | 48% |
| July | 29°C / 84°F | 25°C / 76°F | 46 mm | 78% | 45% |
| August | 30°C / 85°F | 25°C / 76°F | 7 mm | 74% | 28% |
| September | 30°C / 86°F | 25°C / 77°F | 4 mm | 72% | 26% |
| October | 30°C / 87°F | 26°C / 78°F | 7 mm | 72% | 35% |
| November | 30°C / 87°F | 26°C / 79°F | 10 mm | 73% | 46% |
| December | 30°C / 86°F | 26°C / 79°F | 27 mm | 74% | 53% |
What to pack for December
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
Is December a good time to visit Fortaleza?
Compare the months in the chart above to find your ideal window.
Best time to visit Fortaleza →Other Brazil cities in December
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
Fortaleza weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/brazil/fortaleza/december
<a href="https://weathercompare.eu/weather/brazil/fortaleza/december">Fortaleza weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/brazil/fortaleza" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Fortaleza weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/brazil/fortaleza/december">Fortaleza weather in December</a> – WeatherCompare</p>
Fortaleza in December: quick answers
Is December a good time to visit Fortaleza?
December is a reasonable time for Fortaleza: highs around 30°C and about 27 mm of rain, though not one of the three best months.
How warm is Fortaleza in December?
Average highs are about 30°C (86°F) and average lows about 26°C (79°F), based on 10 years of daily data.
Does it rain a lot in Fortaleza in December?
Fortaleza typically gets around 27 mm of rain in December — fairly dry.
Figures are long-term averages for the area around Fortaleza (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.