5-day weather forecast Surabaya Sep 23, 2026
34°Weather forecast Surabaya Wednesday Sep 23, 2026: sunny, temperature from 26 °C to 34 °C.
Precipitation probability 21%. Wind up to 4.5 m/s (gusts 9.11 m/s). Air humidity 40–75%, atmospheric pressure 756–761 mm Hg, UV index up to 9.
5 days at a glance — tap a day to open it
Sunrise 05:17
Sunset 17:24
Sunset 17:24
Waxing Gibbous95% illuminated
Moonrise 14:58 · Moonset 02:52
Moonrise 14:58 · Moonset 02:52
Chart
TableWed, Sep 23, 2026
Forecast from 26 °C to 34 °C and precipitation
Cloud cover and precipitation probability
Wind speed and direction
Air humidity
Atmospheric pressure
Ultraviolet index
Air quality & pollen
Air quality is available for the first three days only.
Wed, Sep 23, 2026
Surabaya on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.