July Weather in Surabaya

Last updated: March 2, 2024

The weather in Surabaya, Indonesia, during July is characterized by an average temperature of 27°C (80°F). Highs can soar to 32°C (89°F), while lows may dip to 22°C (72°F). Typically, the humidity level in Surabaya throughout July hovers around 80%.

22°C (72°F)

Minimum temperature

27°C (80°F)

Average temperature

32°C (89°F)

Maximum temperature

80%

Humidity

Precipitation and Sunshine hours

In July, Surabaya averages 107 mm (4.2 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 11 hours 52 minutes of daylight, with the sun shining for approximately 10 hours 7 minutes each day. Additionally, there is a 44% probability of sunny days during this period.

107 mm (4.2 inches)

Precipitation

18 rainy days

Rainy days

10 hours 7 minutes

Sunshine hours

44%

Chance of sun

UV Index

In July, the UV Index in Surabaya reaches a maximum of 12, 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 2 5 8 11 12 10 8 5 2 1 0 0
Exposure Low Moderate VeryHigh Extreme VeryHigh Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 30 min 45 min

Compare Surabaya's Climate with Cities Worldwide