January Weather in Porto

Last updated: March 2, 2024

The weather in Porto, Brazil, during January is characterized by an average temperature of 28°C (82°F). Highs can soar to 36°C (98°F), while lows may dip to 23°C (73°F). Typically, the humidity level in Porto throughout January hovers around 90%.

23°C (73°F)

Minimum temperature

28°C (82°F)

Average temperature

36°C (98°F)

Maximum temperature

90%

Humidity

Precipitation and Sunshine hours

In January, Porto averages 194 mm (7.6 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 12 hours 18 minutes of daylight, with the sun shining for approximately 8 hours 3 minutes each day. Additionally, there is a 19% probability of sunny days during this period.

194 mm (7.6 inches)

Precipitation

18 rainy days

Rainy days

8 hours 3 minutes

Sunshine hours

19%

Chance of sun

UV Index

In January, the UV Index in Porto reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 4 7 11 13 14 13 10 6 3 1 1 0
Exposure Low Moderate High Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 10 min 15 min 25 min 30 min 45 min

Compare Porto's Climate with Cities Worldwide