5-day weather forecast Surabaya Sep 20, 2026
34°Weather forecast Surabaya tomorrow Sep 20, 2026: cloudy, temperature from 26 °C to 34 °C.
Precipitation probability 29%. Wind up to 6.11 m/s (gusts 8.81 m/s). Air humidity 38–77%, atmospheric pressure 758–761 mm Hg, UV index up to 12.
5 days at a glance — tap a day to open it
Sunrise 05:19
Sunset 17:25
Sunset 17:25
Waxing Gibbous73% illuminated
Moonrise 12:34 · Moonset 00:38
Moonrise 12:34 · Moonset 00:38
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 27 °C | 29% (0.21 mm/hr) | 70% | 77% | 761 mm Hg | E 98° 3.89 (6.22) m/s | 0 |
| 01:00 | Patchy rain possible | 27 °C | 21% (0.05 mm/hr) | 76% | 77% | 760 mm Hg | E 99° 3.81 (6.22) m/s | 0 |
| 02:00 | Patchy rain possible | 27 °C | 22% (0.06 mm/hr) | 80% | 76% | 760 mm Hg | ESE 104° 3.61 (5.69) m/s | 0 |
| 03:00 | Patchy rain possible | 27 °C | 22% (0.04 mm/hr) | 88% | 76% | 760 mm Hg | ESE 111° 3.39 (5.53) m/s | 0 |
| 04:00 | Patchy rain possible | 26 °C | 17% (0.03 mm/hr) | 70% | 76% | 760 mm Hg | ESE 117° 3.19 (5.22) m/s | 0 |
| 05:00 |  Smoky haze | 26 °C | 8% | 16% | 74% | 761 mm Hg | SE 130° 2.89 (4.64) m/s | 0 |
| 06:00 |  Smoky haze | 26 °C | 6% | 5% | 72% | 761 mm Hg | SSE 147° 2.89 (4.31) m/s | 0.2 |
| 07:00 | Smoky haze | 27 °C | 6% | 22% | 66% | 761 mm Hg | SSE 147° 2.81 (3.81) m/s | 1.1 |
| 08:00 | Smoky haze | 29 °C | 3% | 5% | 59% | 761 mm Hg | SE 138° 2.5 (3.14) m/s | 3.4 |
| 09:00 |  Partly cloudy | 30 °C | 4% | 38% | 53% | 761 mm Hg | ESE 123° 2.89 (3) m/s | 6.6 |
| 10:00 | Cloudy | 31 °C | 8% | 77% | 48% | 761 mm Hg | ESE 112° 3.31 (7.31) m/s | 9.8 |
| 11:00 | Cloudy | 32 °C | 8% | 86% | 43% | 761 mm Hg | ESE 104° 3.81 (7.81) m/s | 12 |
| 12:00 |  Overcast | 33 °C | 9% | 92% | 40% | 759 mm Hg | E 101° 3.81 (8.81) m/s | 12 |
| 13:00 | Partly cloudy | 34 °C | 5% | 60% | 38% | 758 mm Hg | E 85° 3.31 (7.31) m/s | 9.9 |
| 14:00 | Partly cloudy | 33 °C | 5% | 56% | 43% | 758 mm Hg | ENE 78° 3.5 (3.72) m/s | 6.7 |
| 15:00 | Cloudy | 32 °C | 7% | 70% | 48% | 758 mm Hg | ESE 106° 4 (4.33) m/s | 3.4 |
| 16:00 | Cloudy | 30 °C | 8% | 67% | 55% | 758 mm Hg | ESE 118° 5.69 (6.11) m/s | 1.1 |
| 17:00 | Overcast | 29 °C | 14% | 100% | 61% | 759 mm Hg | ESE 115° 6.11 (7.11) m/s | 0.2 |
| 18:00 |  Clear | 28 °C | 5% | 18% | 65% | 759 mm Hg | ESE 104° 5.39 (6.89) m/s | 0 |
| 19:00 |  Cloudy | 28 °C | 11% | 66% | 68% | 760 mm Hg | E 98° 5.5 (7.31) m/s | 0 |
| 20:00 | Cloudy | 28 °C | 15% | 87% | 69% | 761 mm Hg | E 96° 5.61 (7.83) m/s | 0 |
| 21:00 |  Partly cloudy | 28 °C | 8% | 36% | 70% | 761 mm Hg | E 99° 4.81 (6.92) m/s | 0 |
| 22:00 | Cloudy | 28 °C | 14% | 75% | 71% | 761 mm Hg | ESE 106° 4.31 (6.33) m/s | 0 |
| 23:00 | Partly cloudy | 27 °C | 10% | 40% | 73% | 761 mm Hg | ESE 115° 4 (5.69) 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.