Current Sea Water Temperature:
+88.6°F
| Maximum Sea Water Temperature in June: | 90.4°F |
| Minimum Sea Water Temperature in June: | 86.8°F |
| Average water temperature in June: | 88.5°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| June 18 | 88.6°F | June 13 | 88.6°F |
| June 17 | 88.4°F | June 12 | 89.4°F |
| June 16 | 88.8°F | June 11 | 88.4°F |
| June 15 | 89.2°F | June 10 | 88.8°F |
| June 14 | 89.0°F | June 09 | 88.8°F |
When is the Warmest Sea for Sao Luis?
According to our data for the last three years for Sao Luis the highest average sea water temperature was in May, June and July.
Average Water Temperature by Month, °F
Sea Water Temperature in May
The average sea surface temperature in May 2026 for Sao Luis was 88.3°F. The maximum and minimum values were 87.6°F and 89.2°F respectively.
Sea Water Temperature in June
The average sea surface temperature in June 2026 for Sao Luis was 88.8°F. The maximum and minimum values were 88.4°F and 89.4°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2025 for Sao Luis was 87.4°F. The maximum and minimum values were 87.0°F and 88.2°F respectively.
Brazil Resorts:
NAME
F°
| Arroio do Sal |  |
+62 |
| Balneario Pinhal | |
+62 |
| Buzios | |
+68 |
| Florianopolis |  |
+58 |
| Fortaleza |  |
+82 |
| Guaratuba | |
+56 |
| Ilha de Itamaraca | |
+80 |
| Joao Pessoa | |
+80 |
| Parati | |
+50 |
| Peruibe | |
+60 |
| Recife | |
+80 |
| Rio das Ostras | |
+68 |
| Rio de Janeiro | |
+68 |
| Santos | |
+64 |
| Sao Paulo | |
+58 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Sao Luis
Local time: 18:22
18 jun, thursday
| 2100 |  |
84°F | SW 9 mph |
19 jun, friday
| 0000 | |
82°F | SW 12 mph |
| 0300 | |
82°F | SW 13 mph |
| 0600 |  |
82°F | SW 11 mph |
| 0900 |  |
84°F | W 11 mph |
| 1200 | |
86°F | W 11 mph |
| 1500 | |
84°F | W 4 mph |
| 1800 | |
84°F | S 5 mph |