Santos
Brazil
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Santos, Brazil

January, like December, in Santos, Brazil, is a moderately hot summer month, with average temperature varying between 22.2°C (72°F) and 28.6°C (83.5°F).

Temperature

In Santos, the average high-temperature is almost the same as in December - a still moderately hot 28.6°C (83.5°F). The average low-temperature, in January, is 22.2°C (72°F).

Heat index

The average heat index is appraised at a tropical 33.5°C (92.3°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'real feel', or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like pregnancy, wind, metabolic differences, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In January, the average relative humidity in Santos is 79%.

Rainfall

The month with the most rainfall is January when the rain falls for 13 days and typically aggregates up to 255.9mm (10.1") of precipitation.

Sea temperature

In Santos, the average seawater temperature is 26.7°C (80.1°F).
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In January, the average length of the day in Santos is 13.4h.

Sunshine

In Santos, the average sunshine in January is 5h.

What is the temperature in January in Santos?

In Santos, in January, the average high-temperature is 28.6°C (83.5°F), and the average low-temperature is 22.2°C (72°F). In January, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that takes the relative humidity and factores it into the air temperature reading, is appraised at 33.5°C (92.3°F).

What is the average humidity in January in Santos?

In Santos, the average relative humidity in January is 79%.

How many days does it rain in January in Santos?

In January, the rain falls for 13 days. Throughout January, 255.9mm (10.1") of precipitation is accumulated.

What is the rainiest month in Santos?

The month with the most rainfall in Santos, Brazil, is January when the rain falls for 13 days and typically aggregates up to 255.9mm (10.1") of precipitation.

What is the sea water temperature in January in Santos?

In Santos, Brazil, the average seawater temperature in January is 26.7°C (80.1°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in January in Santos?

In Santos, the average length of the day in January is 13.4h.

How long on average sun shines in January in Santos?

In January, the average sunshine in Santos is 5h.
Average temperature in January - Santos, Brazil
  • Average high temperature in January: 28.6°C

The warmest month (with the highest average high temperature) is February (28.9°C).
The month with the lowest average high temperature is September (22.4°C).

  • Average low temperature in January: 22.2°C

The month with the highest average low temperature is February (22.4°C).
The coldest month (with the lowest average low temperature) is July (15.5°C).

Average humidity in January - Santos, Brazil
  • Average humidity in January: 79%

Months with the highest relative humidity are March and April (83%).
The month with the lowest relative humidity is August (75%).

Average rainfall in January - Santos, Brazil
  • Average rainfall in January: 255.9mm

The wettest month (with the highest rainfall) is January (255.9mm).
The driest month (with the lowest rainfall) is August (78.4mm).

Average rainfall days in January - Santos, Brazil
  • Average rainfall days in January: 13 days

The month with the highest number of rainy days is December (14 days).
Months with the lowest number of rainy days are June, July and August (8 days).

Average sea temperature in January - Santos, Brazil
  • Average sea temperature in January: 26.7°C

The best month for swimming (with the highest average sea temperature) is February (27°C).
The coldest month (with the lowest average sea temperature) is September (20.7°C).

Average daylight in January / Average sunshine in January - Santos, Brazil
  • Average daylight in January: 13.4h

The month with the longest days is December (Average daylight: 13.6h).
The month with shortest days is June (Average daylight: 10.7h).

  • Average sunshine in January: 5h

The month with most sunshine is February (Average sunshine: 5.3h).
The month with least sunshine is September (Average sunshine: 2.9h).