Weather World
Sao Luis Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 85°F Lo 77°F | Hi 84°F Lo 77°F | Hi 84°F Lo 77°F | Hi 84°F Lo 77°F | Hi 85°F Lo 77°F | Hi 85°F Lo 76°F | Hi 86°F Lo 76°F | Hi 87°F Lo 77°F | Hi 88°F Lo 78°F | Hi 88°F Lo 78°F | Hi 87°F Lo 78°F | Hi 86°F Lo 78°F |
| 9 mph | 8 mph | 7 mph | 7 mph | 7 mph | 7 mph | 8 mph | 10 mph | 12 mph | 12 mph | 11 mph | 11 mph |
| 11.8 in | 17.1 in | 23 in | 22.8 in | 16.5 in | 8.1 in | 5.5 in | 1.4 in | 0.7 in | 1.1 in | 2.6 in | 5.7 in |
| 80% | 82% | 84% | 84% | 84% | 81% | 80% | 77% | 75% | 75% | 75% | 77% |
| 59% | 63% | 65% | 63% | 59% | 51% | 44% | 34% | 37% | 42% | 47% | 53% |
| 29.8 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.8 in | 29.8 in | 29.8 in |
| 9 | 6 | 6 | 5 | 8 | 14 | 18 | 24 | 25 | 25 | 22 | 16 |
| 22 | 22 | 25 | 25 | 23 | 16 | 13 | 7 | 5 | 6 | 8 | 15 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 54 | 34 | 25 | 39 | 72 | 121 | 155 | 211 | 194 | 160 | 135 | 94 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 29°C Lo 25°C | Hi 29°C Lo 25°C | Hi 29°C Lo 25°C | Hi 29°C Lo 25°C | Hi 30°C Lo 25°C | Hi 30°C Lo 25°C | Hi 30°C Lo 25°C | Hi 31°C Lo 25°C | Hi 31°C Lo 25°C | Hi 31°C Lo 26°C | Hi 31°C Lo 26°C | Hi 30°C Lo 26°C |
| 14 km/h | 13 km/h | 12 km/h | 11 km/h | 11 km/h | 12 km/h | 13 km/h | 15 km/h | 19 km/h | 19 km/h | 18 km/h | 17 km/h |
| 300 mm | 434 mm | 584 mm | 580 mm | 419 mm | 206 mm | 139 mm | 37 mm | 16 mm | 29 mm | 65 mm | 144 mm |
| 80% | 82% | 84% | 84% | 84% | 81% | 80% | 77% | 75% | 75% | 75% | 77% |
| 59% | 63% | 65% | 63% | 59% | 51% | 44% | 34% | 37% | 42% | 47% | 53% |
| 1011 mb | 1010 mb | 1011 mb | 1011 mb | 1012 mb | 1013 mb | 1013 mb | 1013 mb | 1012 mb | 1010 mb | 1009 mb | 1010 mb |
| 9 | 6 | 6 | 5 | 8 | 14 | 18 | 24 | 25 | 25 | 22 | 16 |
| 22 | 22 | 25 | 25 | 23 | 16 | 13 | 7 | 5 | 6 | 8 | 15 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 54 | 34 | 25 | 39 | 72 | 121 | 155 | 211 | 194 | 160 | 135 | 94 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.