Temperature
Hot by day, warm at night.
Hot afternoons and some sun. Humid air is the main drawback.

Hot by day, warm at night.
It rains on most days. About 19 wet days this month.
Plenty of sun this month.
Very humid air is a major factor this month.
In June, afternoons feel about 91° and nights feel near 84°.
Partly cloudy skies this month.
Calm winds are typical in June.
June late afternoons are around 85°F, easing to about 80°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 87 | 76 | 8.5 | 25 | 10.3 | 81 |
| Feb | 85 | 76 | 11.2 | 26 | 9.6 | 84 |
| Mar | 85 | 76 | 15.8 | 30 | 9.0 | 86 |
| Apr | 85 | 76 | 15.9 | 29 | 9.1 | 86 |
| May | 86 | 76 | 10.6 | 26 | 10.3 | 85 |
| Jun | 86 | 76 | 4.7 | 19 | 11.3 | 82 |
| Jul | 87 | 76 | 2.9 | 14 | 11.6 | 80 |
| Aug | 89 | 77 | 0.8 | 5 | 11.8 | 76 |
| Sep | 90 | 78 | 0.4 | 3 | 11.8 | 73 |
| Oct | 90 | 78 | 0.6 | 4 | 11.7 | 73 |
| Nov | 89 | 78 | 1.3 | 7 | 11.5 | 74 |
| Dec | 89 | 78 | 3.1 | 15 | 11.3 | 76 |
Similar climates
Want a side-by-side climate view? Compare São Luís with Aracaju.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Aug 26, 2026
Data & methodology