Climate normals · 1970–2000
São Luís Climate
São Luís is a city in Brazil (13) with a population of about 917,237. Its average annual temperature is 27°C (81°F), with roughly 2180 mm of rain per year.
27°C
Avg Temp
2180
Precip (mm/yr)
Nov
Hottest Month
Mar
Coldest Month
São Luís Climate
São Luís has an average annual temperature of 27°C (81°F) and receives about 2180 mm of precipitation per year. The warmest month is November and the coldest is March. Figures are 1970–2000 climate normals.
27°C
Avg Temp
2180
Precip (mm/yr)
Nov
Hottest Month
Mar
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 27° / 80° | 222 mm |
| February | 27° / 80° | 331 mm |
| March | 27° / 80° | 401 mm |
| April | 27° / 80° | 421 mm |
| May | 27° / 80° | 316 mm |
| June | 27° / 80° | 187 mm |
| July | 27° / 80° | 141 mm |
| August | 27° / 81° | 37 mm |
| September | 27° / 81° | 24 mm |
| October | 28° / 82° | 11 mm |
| November | 28° / 82° | 11 mm |
| December | 27° / 81° | 78 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit São Luís
The most comfortable months to visit São Luís are typically October, November and September, when temperatures are mildest and rainfall is relatively low. The hottest month is November (around 33°C high). The coldest is March (near 23°C low). April is usually the wettest month.
Where to stay near São Luís
Planning a trip to São Luís? Compare hotels and short-term rentals — live availability and prices.
Top-rated places to stay near São Luís
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to São Luís?
Get climate tips and the best lodging deals for São Luís by email. No spam, unsubscribe anytime.
Other cities in Brazil
Frequently Asked Questions
The most comfortable months to visit São Luís are typically October, November and September, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
São Luís, Brazil has an average annual temperature of 27°C and about 2180 mm of precipitation per year. The warmest month is November and the coldest is March.
In November, the hottest month, daily highs in São Luís average about 33°C (91°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.