5-day weather forecast Surabaya Sep 21, 2026
33°Weather forecast Surabaya Monday Sep 21, 2026: sunny, temperature from 25 °C to 33 °C.
Precipitation probability 17%. Wind up to 5.61 m/s (gusts 9.89 m/s). Air humidity 43–78%, atmospheric pressure 757–761 mm Hg, UV index up to 10.8.
5 days at a glance — tap a day to open it
Sunrise 05:19
Sunset 17:25
Sunset 17:25
Waxing Gibbous82% illuminated
Moonrise 13:24 · Moonset 01:26
Moonrise 13:24 · Moonset 01:26
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Partly cloudy | 27 °C | 10% | 32% | 74% | 760 mm Hg | ESE 122° 3.11 (4.72) m/s | 0 |
| 01:00 | Partly cloudy | 27 °C | 11% | 42% | 76% | 759 mm Hg | SE 125° 2.5 (4.11) m/s | 0 |
| 02:00 | Partly cloudy | 26 °C | 12% | 41% | 77% | 759 mm Hg | SE 129° 1.81 (3.42) m/s | 0 |
| 03:00 | Partly cloudy | 26 °C | 12% | 46% | 77% | 759 mm Hg | SSE 149° 1.31 (2.53) m/s | 0 |
| 04:00 | Partly cloudy | 26 °C | 13% | 52% | 78% | 759 mm Hg | S 171° 1 (1.81) m/s | 0 |
| 05:00 |  Smoky haze | 25 °C | 13% | 52% | 78% | 760 mm Hg | SSW 193° 1 (1.31) m/s | 0 |
| 06:00 |  Smoky haze | 26 °C | 8% | 5% | 76% | 761 mm Hg | SW 215° 1 (1.19) m/s | 0.2 |
| 07:00 |  Partly cloudy | 27 °C | 8% | 41% | 68% | 761 mm Hg | SW 220° 0.81 (1) m/s | 1.1 |
| 08:00 | Sunny | 29 °C | 4% | 19% | 59% | 761 mm Hg | SSE 158° 0.81 (1.33) m/s | 3.2 |
| 09:00 | Partly cloudy | 31 °C | 5% | 42% | 52% | 761 mm Hg | ESE 102° 1.81 (1.83) m/s | 6.2 |
| 10:00 | Sunny | 32 °C | 2% | 12% | 49% | 760 mm Hg | E 96° 3.11 (8.11) m/s | 9.3 |
| 11:00 | Sunny | 32 °C | 1% | 5% | 46% | 759 mm Hg | ESE 104° 3.89 (6.89) m/s | 10.8 |
| 12:00 | Sunny | 33 °C | 1% | 5% | 44% | 758 mm Hg | ESE 102° 3.81 (8.81) m/s | 10.8 |
| 13:00 | Sunny | 33 °C | 1% | 8% | 43% | 758 mm Hg | E 83° 3.31 (8.31) m/s | 8.9 |
| 14:00 | Sunny | 33 °C | 2% | 8% | 45% | 757 mm Hg | E 89° 3.39 (6.39) m/s | 6 |
| 15:00 | Sunny | 31 °C | 2% | 7% | 51% | 757 mm Hg | ESE 110° 4.89 (9.89) m/s | 3 |
| 16:00 | Sunny | 31 °C | 3% | 12% | 54% | 757 mm Hg | ESE 116° 5.31 (5.81) m/s | 1 |
| 17:00 | Partly cloudy | 29 °C | 8% | 59% | 60% | 758 mm Hg | ESE 115° 5.61 (6.61) m/s | 0.2 |
| 18:00 |  Clear | 29 °C | 5% | 20% | 64% | 758 mm Hg | ESE 111° 5.19 (7.22) m/s | 0 |
| 19:00 | Clear | 29 °C | 6% | 21% | 66% | 759 mm Hg | ESE 106° 4.89 (6.92) m/s | 0 |
| 20:00 |  Overcast | 28 °C | 17% | 99% | 69% | 760 mm Hg | ESE 104° 4.81 (6.81) m/s | 0 |
| 21:00 | Overcast | 28 °C | 17% | 96% | 71% | 760 mm Hg | ESE 111° 4.5 (6.39) m/s | 0 |
| 22:00 | Overcast | 28 °C | 17% | 92% | 72% | 760 mm Hg | ESE 116° 4.31 (5.92) m/s | 0 |
| 23:00 |  Cloudy | 27 °C | 13% | 64% | 74% | 760 mm Hg | SE 127° 3.5 (4.92) m/s | 0 |
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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.