Fortaleza Weather: May
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Average Day Temperature: | 89.8°F |
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Average Night Temperature: | 80.6°F |
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Sea Water Temperature: | 87.6°F |
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Number of Sunny Days: | 9 days |
| Sunshine Hours: | 11.9 - 12.0 hours | |
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Number of Rainy Days: | 8 days |
| Precipitation Totals: | 4.5 in | |
| detailed information | ||
forecast
| Fortaleza |
Temperature
| Fortaleza |
Air Temperature in May, °F
The highest day temperature in May 2025 was 89°F. The lowest night temperature was 75°F. The average values for day and night temperatures during May were 87.1°F и 76.6°F respectivly.
Fortaleza Water Sea Temperature in May, °F
The average sea surface temperature in May 2025 for Fortaleza was 88.1°F. The maximum and minimum values were 87.2°F and 89.2°F respectively.
Most of the days in May are cloudy but you can also expect sunny or gloomy days.
Precipitation Totals in May, in
Precipitation total in May for Fortaleza is 4.5 in. It makes may one of the most rainy months of the year.
The average wind speed in May is 10.5 mph. It makes May one of the most windless months of the year for Fortaleza.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Fortaleza in May is 6.7 hours.
| Armacao dos Buzios | ![]() |
+74 |
| Buzios | ![]() |
+74 |
| Florianopolis | ![]() |
+68 |
| Fortaleza | ![]() |
+80 |
| Itajai | ![]() |
+70 |
| Jericoacoara | ![]() |
+80 |
| Joao Pessoa | ![]() |
+80 |
| Recife | ![]() |
+80 |
| Rio de Janeiro | ![]() |
+72 |
| Rio Grande | ![]() |
+70 |
| Salvador | ![]() |
+80 |
| Santos | ![]() |
+72 |
| Sao Paulo | ![]() |
+68 |
| Unamar | ![]() |
+70 |
| Xangri-la | ![]() |
+70 |
| 0300 | ![]() |
80°F | W 7 mph |
| 0600 | ![]() |
82°F | W 8 mph |
| 0900 | ![]() |
90°F | W 12 mph |
| 1200 | ![]() |
94°F | W 13 mph |
| 1500 | ![]() |
90°F | W 13 mph |
| 1800 | ![]() |
80°F | W 7 mph |
| 2100 | ![]() |
80°F | W 8 mph |
| 0000 | ![]() |
80°F | W 9 mph |


































