Fortaleza is warmest in October, averaging 31° by day and 26° at night. The wettest month is March with 282 mm, and the year brings about 1104 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 30° | 26° | 115 mm | 29° | 12.2 h | Mild |
| February | 30° | 26° | 160 mm | 29° | 12.1 h | Mild |
| March | 29° | 26° | 282 mm | 29° | 12.0 h | Rainy season |
| April | 29° | 26° | 225 mm | 29° | 11.9 h | Rainy season |
| May | 29° | 26° | 161 mm | 29° | 11.8 h | Mild |
| June | 29° | 25° | 81 mm | 28° | 11.8 h | Beach weather |
| July | 29° | 25° | 34 mm | 27° | 11.8 h | Beach weather |
| August | 30° | 25° | 6 mm | 27° | 11.9 h | Beach weather |
| September | 30° | 25° | 3 mm | 27° | 12.0 h | Beach weather |
| October | 31° | 26° | 3 mm | 28° | 12.1 h | Beach weather |
| November | 31° | 26° | 9 mm | 28° | 12.2 h | Beach weather |
| December | 31° | 26° | 25 mm | 28° | 12.2 h | Beach weather |
High and low are average daily maximum and minimum, rain is typical monthly total, sea is the average surface temperature, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER and NOAA MUR — averages, not promises.
When to go
Beach weather: June, July, August, September, October, November and December — highs around 30°, nights no colder than 25°, and at most 81 mm of rain in a month. The sea sits at 27–28° then.
Wet season: March and April — up to 282 mm in a single month.