WEATHER IN Sao Luis
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Climate tables. Data for Sao Luis.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | 20.1 (1976) | 25.4 | 27.2 | 29.5 | 34.7 (2017) |
| february | 20.1 (1976) | 25.0 | 26.7 | 29.4 | 36.3 (2011) |
| march | 17.9 (1987) | 24.8 | 26.6 | 28.9 | 34.5 (2010) |
| april | 13.1 (1974) | 24.4 | 26.5 | 28.9 | 34.4 (2016) |
| may | 21.0 (1973) | 23.8 | 26.7 | 29.4 | 34.6 (2019) |
| june | 20.6 (1986) | 24.3 | 27.2 | 30.5 | 33.9 (2019) |
| july | 18.1 (1974) | 25.1 | 26.8 | 29.5 | 34.1 (2019) |
| august | 20.3 (1988) | 25.5 | 27.3 | 29.6 | 35.5 (2012) |
| september | 21.0 (2006) | 24.7 | 27.7 | 31.3 | 35.4 (2017) |
| october | 21.2 (1976) | 25.6 | 28.0 | 33.6 | 37.2 (1997) |
| november | 21.6 (1975) | 26.2 | 28.1 | 33.6 | 35.2 (2001) |
| december | 20.1 (2005) | 26.4 | 27.9 | 32.6 | 35.0 (2014) |
| year | () | () |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 236.1 | 10.0 (1951) | 549.0 (2020) | 131.8 (1974) |
| february | 281.6 | 20.0 (1951) | 793.0 (1980) | 165.2 (1974) |
| march | 427.4 | 89.4 (1925) | 890.0 (1950) | 202.4 (1974) |
| april | 420.2 | 59.6 (1971) | 2000.0 (1957) | 212.8 (1974) |
| may | 318.2 | 25.0 (1932) | 784.0 (2014) | 181.6 (2014) |
| june | 172.6 | 16.0 (1997) | 485.4 (1969) | 85.9 (1971) |
| july | 111.3 | 2.5 (1983) | 331.8 (1910) | 106.8 (1975) |
| august | 23.6 | 0.0 (1923) | 138.2 (1973) | 75.2 (1975) |
| september | 6.4 | 0.0 (1910) | 330.0 (1989) | 37.1 (1979) |
| october | 2.9 | 0.0 (1922) | 280.0 (1987) | 40.2 (1967) |
| november | 8.5 | 0.0 (1912) | 126.6 (1968) | 60.0 (1968) |
| december | 53.5 | 0.0 (1932) | 373.0 (1968) | 108.8 (1972) |
| year | () | () | () |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |