Santos Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Santos.
Climate overview of Santos
Santos, São Paulo State, Brazil, enjoys a steady climate throughout the year, with daytime temperatures typically around 26°C (79°F). February is the warmest month at 29°C (84°F), while July is the coolest at 23°C (73°F).
The city has a wet climate, receiving around 2101 mm (83 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from November to March. January is the wettest month. The sunniest month is May, with 5.3 hours of sunshine per day on average.
Santos Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Santos — and find the best time to visit.
Monthly Temperature in Santos
The temperature in Santos remains steady throughout the year, providing a consistently comfortable climate. On average, daytime temperatures range from a comfortable 29°C (84°F) in February to a comfortable 23°C (73°F) in July.
Nighttime temperatures range from 23°C (73°F) in February to 16°C (61°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Santos
Santos has a relatively rainy climate with high precipitation levels, averaging 2101 mm (83 in) of rainfall annually. The seasons in Santos bring significant changes in precipitation. The wettest month, January, receives heavy rainfall, with an average of 289 mm (11 in) of precipitation. This rainfall is distributed across 21 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 89 mm (3.5 in) over 11 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Santos Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Santos
In Santos, summer days are longer and more sunny, with daily sunshine hours peaking at 5.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. September sees a soft sun for only 3.0 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Santos by Month
The relative humidity is high throughout the year in Santos.
The city experiences its highest humidity in March, reaching 83%. In August, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Santos
Rainfall during this time ranges from 89 mm (3.5 in) in August to 148 mm (5.8 in) in September. This means you can expect a mix of sunny days and occasional showers.
The rainy season falls during January, February, March, October, November and December, bringing heavy precipitation. Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
Frequently asked questions about the climate in Santos
What is the best time to visit Santos?
June and August typically offer the most optimal weather in Santos. In contrast, January and February tend to have less optimal conditions. Santos has a distinct rainy season from November to March.
What temperatures can I expect in Santos?
Daytime highs range from 23°C (73°F) in July to 29°C (84°F) in February. Nighttime lows range from 16°C (61°F) to 23°C (73°F). Temperatures stay relatively stable year-round.
How much rain does Santos get?
Annual rainfall is around 2101 mm (83 in). January is the wettest month with 289 mm (11 in), while August is the driest with 89 mm (3.5 in).
How sunny is Santos?
Santos receives around 1,669 hours of sunshine per year. May is the sunniest month with 160 hours, while September is the cloudiest with just 90 hours.
Santos 3-Day Forecast
Santos 3-Day Forecast
Santos on the map
Santos is highlighted — select any city to see its climate.
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