Tomorrow’s Weather, October 20: Extreme Heat in Jakarta, Surabaya and Denpasar

Jakarta: Extreme Heat, High of 35°C

On Tuesday, October 20, 2026, temperatures in Jakarta are forecast to range from 27°C to 35°C, with extreme heat conditions. Daily humidity is expected to be around 47%, with a 10% chance of rain and 0 mm of precipitation.

Hourly forecast: At 6 a.m. WIB, the temperature is forecast to be 27°C, with clear skies, 73% humidity and winds of 0 m/s. At noon WIB, the temperature is forecast to be 35°C, with extreme heat, 47% humidity and winds of 2 m/s. At 9 p.m. WIB, the temperature is forecast to be 29°C, with clear skies, 69% humidity and a 0% chance of rain.

Surabaya: High of 37°C

Surabaya is forecast to experience extreme heat on Tuesday, October 20, 2026, with a low of 25°C and a high of 37°C. Daily humidity is expected to be around 44%, with a 10% chance of rain and 0 mm of precipitation.

Hourly forecast: At 6 a.m. WIB, the temperature is forecast to be 26°C, with clear skies, 72% humidity, winds of 0 m/s and a 0% chance of rain. At noon WIB, the temperature is forecast to be 37°C, with extreme heat, 46% humidity and winds of 3 m/s. At 3 p.m. WIB, the temperature is forecast to be 36°C, with clear skies, 47% humidity, a 0% chance of rain and winds of 3 m/s.

Denpasar: Temperatures from 24°C to 35°C

Denpasar is forecast to experience extreme heat on Tuesday, October 20, 2026, with a low of 24°C and a high of 35°C. Daily humidity is expected to be around 66%, with a 10% chance of rain and 0 mm of precipitation.

Hourly forecast: At 6 a.m. WITA, the temperature is forecast to be 24°C, with clear skies, 87% humidity, winds of 0 m/s and a 10% chance of rain. At noon WITA, the temperature is forecast to be 35°C, with extreme heat, 66% humidity, winds of 3 m/s and a 0% chance of rain. At 9 p.m. WITA, the temperature is forecast to be 26°C, with clear skies, 87% humidity and a 10% chance of rain.