São Luís weather in November
In November, São Luís has daytime highs averaging 31 °C, nights around 26 °C, with 4.9 wet days, and a sea temperature of 28 °C. Figures are 1991–2020 climate normals.
- 31.0°C Average high
- 25.7°C Average low
- 4.9days Wet days
- 28mm Rainfall
- 27.7°C Sea temperature
- 12h Daylight
Daily temperatures through November
How November develops
Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.
| Days | Avg high | Avg low | Chance of rain |
|---|---|---|---|
| 1–10 November | 31.1 °C | 25.7 °C | 14 % |
| 11–20 November | 31.0 °C | 25.7 °C | 15 % |
| 21–30 November | 31.0 °C | 25.7 °C | 19 % |
- Rain is most likely over days 21–30 of November (19 % of days) and least likely over days 1–10 (14 %).
What to expect
| Measure | Typical November | Share of the month |
|---|---|---|
| Days above 25 °C | 30 of 30 | 100 % |
| Days above 30 °C | 27 of 30 | 89 % |
| Days below 0 °C | 0 of 30 | 0 % |
| Days with more than 1 mm rain | 4.9 of 30 | 16 % |
Conditions in November
| Measure | Average |
|---|---|
| Mean temperature | 28 °C |
| Record high (1991–2020) | 34 °C |
| Record low (1991–2020) | 23 °C |
| Relative humidity | 74 % |
| Wind speed | 21 km/h |
| Cloud cover | 55 % |
Where São Luís ranks in November
| Ranking | Position | Value |
|---|---|---|
| The warmest places in South America in November | 27thof 50 | 31 °C |
November compared with the months around it
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| January | 29.1 °C | 194 mm | 77 % |
| September | 31.2 °C | 13 mm | 34 % |
| October | 31.2 °C | 14 mm | 42 % |
| November | 31.0 °C | 28 mm | 55 % |
| December | 30.5 °C | 61 mm | 63 % |
See all twelve months for São Luís
- November is the 3rd warmest month here.
- It is the 4th driest month of the year.
- It ranks 6th for least cloud cover.
- Days last about 12 hours from sunrise to sunset.
- It rains on 4.9 of 30 days — 16 % of the month.
- Nights are about 5.3 °C cooler than the middle of the day.
- The hottest November day on record since 1991 reached 34 °C, 2.9 °C above the usual daytime high.
- Beach score: 88 / 100 — see how this is calculated.
Nearby destinations in November
| Destination | Avg high | Wet days | Sea |
|---|---|---|---|
| São Luís | 31 °C | 4.9 | 28 |
| São José de Ribamar | 30 °C | 6 | 28 |
QuestionsNovember in São Luís, answered
How warm is São Luís in November?
Daily highs average 31 °C and nights fall to about 26 °C, a spread of 5.3 °C between afternoon and dawn. That makes November the 1st warmest month of the year here.
Does it rain much in São Luís in November?
November averages 28 mm of rain, spread over about 5 of the 30 days — 16 % of the month. Cloud cover averages 55 % of the sky.
Is the sea warm enough to swim in November?
The sea averages 28 °C off São Luís in November. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.
How long are the days in November?
São Luís averages 12 hours between sunrise and sunset in November. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.