Sao Luis, Maranhão Climate
Brazil
Pop. 917,237 Elev. 29 m / 95 ft
TZ: America/Fortaleza (UTC-3) ·
Sao Luis stays warm throughout the year, with September highs averaging 85°F (29°C) and February lows of 78°F (26°C). Humidity pushes the summer feels-like temperature to around 95°F (35°C). Expect around 124 rainy days annually (85.1 in / 2162 mm total). The city averages 120 sunny days per year and around 88 thunderstorm days. Ocean water temperatures reach 85°F (30°C) in summer.
| Temperature | 29°C (85°F) high | 25°C (78°F) low |
| Feels like | 35°C (95°F) high | 25°C (78°F) low |
| Rain | 124 days | 2162 mm (85.1 in) /yr |
| Sky | 120 sunny | 88 stormy |
| Wind | 4.9 m/s (10.9 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
Sky & Air by Month
Cloud cover (%)
82
Jan 88
Feb 81
Mar 74
Apr 55
May 48
Jun 40
Jul 33
Aug 32
Sep 42
Oct 49
Nov 70
Dec Humidity (%)
84
Jan 85
Feb 84
Mar 84
Apr 81
May 80
Jun 78
Jul 77
Aug 78
Sep 78
Oct 79
Nov 80
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 10 km Marechal Cunha Machado International Airport (SLZ)
National park 401 km Parque Nacional de Ubajara
Hospital 2 km
Hiking trail 80 km
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 28°C 82°F | 26°C 78°F | 461 mm 18.1 in | — | 0 |
| February | 28°C 82°F | 25°C 78°F | 359 mm 14.1 in | — | 0 |
| March | 28°C 82°F | 26°C 78°F | 468 mm 18.4 in | — | 2 |
| April | 28°C 83°F | 26°C 79°F | 365 mm 14.4 in | — | 5 |
| May | 29°C 84°F | 26°C 80°F | 157 mm 6.2 in | — | 13 |
| June | 29°C 84°F | 26°C 79°F | 119 mm 4.7 in | — | 12 |
| July | 29°C 84°F | 26°C 80°F | 83 mm 3.3 in | — | 17 |
| August | 29°C 85°F | 26°C 80°F | 37 mm 1.5 in | — | 21 |
| September | 29°C 85°F | 27°C 80°F | 10 mm 0.4 in | — | 23 |
| October | 29°C 84°F | 27°C 80°F | 17 mm 0.7 in | — | 16 |
| November | 29°C 83°F | 27°C 80°F | 19 mm 0.8 in | — | 8 |
| December | 28°C 83°F | 26°C 80°F | 67 mm 2.6 in | — | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 0 | 16 |
| February | 0 | 22 |
| March | 2 | 21 |
| April | 5 | 16 |
| May | 13 | 6 |
| June | 12 | 5 |
| July | 17 | 2 |
| August | 21 | 0 |
| September | 23 | 0 |
| October | 16 | 0 |
| November | 8 | 0 |
| December | 3 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 29°C 84°F | 28°C 83°F |
| February | 29°C 83°F | 28°C 83°F |
| March | 29°C 84°F | 28°C 83°F |
| April | 29°C 85°F | 29°C 84°F |
| May | 30°C 85°F | 29°C 84°F |
| June | 29°C 85°F | 29°C 84°F |
| July | 29°C 84°F | 29°C 84°F |
| August | 29°C 84°F | 28°C 83°F |
| September | 29°C 83°F | 28°C 83°F |
| October | 28°C 83°F | 28°C 82°F |
| November | 28°C 83°F | 28°C 82°F |
| December | 28°C 83°F | 28°C 82°F |