Weather in São Luís in December
In an average December, São Luís sees a daily high around 28°C and a low around 26°C, based on 1980–2026 of local climate records.
| Average high | 28°C |
|---|---|
| Typical high range | 28°C to 29°C |
| Average low | 26°C |
| Typical low range | 25°C to 27°C |
| Average daily precipitation | 3 mm |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
30°C
2021-12-05
Lowest
26°C
2022-12-23
Low
Highest
28°C
2019-12-21
Lowest
24°C
1985-12-30
Feels-like
Highest
39°C
2021-12-05
Lowest
26°C
2022-12-23
Humidity
Highest
22.9 g/m³
2019-12-25
Lowest
19.0 g/m³
1983-12-29
Wind
Highest
35 km/h
1981-12-06
Lowest
10 km/h
2018-12-05
Gust
Highest
54 km/h
1981-12-06
Lowest
18 km/h
1989-12-26
Precip
Wettest
320 mm
1989
Driest
17 mm
1991
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