São Luis Temperatures: Monthly Averages and Year-Round Insights
On this page, we’ll explore São Luis’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in Portugal.
Monthly Temperature Averages
Depending on the time of the year, temperatures range from warm to mild in São Luis. Average maximum daytime temperatures reach a warm 29°C in August. In January, the coolest month of the year, temperatures drop to a mild 16°C. At night, expect even cooler temperatures, with lows averaging around 8°C.
The chart below illustrates the average maximum day and minimum night temperatures in São Luis by month:
The lowest temperatures typically occur between 4 AM and 6 AM, while the peak temperatures are generally observed around 3 PM, coinciding with the sun’s strongest heating effect. August, the city’s warmest month, enjoys 340 hours of sunshine.
The chart below shows the average temperature throughout the year:
January, the city’s coldest month, sees about 60 mm of rainfall spread over roughly 11 days. It records 187 hours of sunshine of sunshine.
Annual Temperatures in Portugal Compared
The map below shows the annual temperature across Portugal. You can also select the different months in case you are interested in a specific month.
very warm
warm
pleasant
moderate
cold
very cold
São Luis Temperatures Compared World Wide
São Luis’s average annual maximum temperature is 22°C. Let’s compare this with some popular tourist destinations:
Seville, Spain, stands out with its warm Mediterranean climate and an average annual temperature of 23°C.
In Toronto, Canada, the average annual temperature is 13°C, with snowy winters and warm summers.
Beijing, China, experiences more extreme temperature shifts, but still averaging 20°C annually.
Adelaide, Australia, enjoys warm summers and mild winters, with an average annual temperature of 21°C.
How does the temperature feel?
Humidity is an essential factor in how you experience temperature. When a warm period is accompanied by high humidity, it results in a higher perceived temperature. This is especially true when temperatures exceed 25°C, as it can cause greater discomfort.
In São Luis, during the coolest month, January, you will experience 76% humidity, which is considered high. This is accompanied by an average maximum temperature of 16°C. In the warmest month, August, the humidity is 62% combined with an average maximum temperature of 29°C, which creates a high-feel temperature. Explore our detailed page on humidity levels for further details.
How are these Temperatures Measured?
Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.
This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.
Effects of Temperature on Weather and Climate
Temperature variations influence precipitation patterns in Amsterdam:
Rainfall: Warm air holds more moisture, leading to heavier rain during warmer months. However, precipitation is generally moderate year-round.
Snow: Occasional snowfall occurs in winter, though it rarely lasts very long.
For more detailed information about São Luis’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our São Luis climate page.
Current temperature in São Luis
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