5-day weather forecast Singapore 18-07-2026
Weather forecast Singapore Saturday, July 18 18.07.2026: patchy rain possible, temperature from 27 °C to 29 °C.
Precipitation probability 67%. Wind up to 4.11 m/s (gusts 6.75 m/s). Air humidity 70–81%, atmospheric pressure 756–759 mm Hg, UV index up to 9.5.
Sunrise 07:05
Sunset 19:16
Sunset 19:16
Waxing Crescent23% illuminated
Moonrise 10:18 · Moonset 22:42
Moonrise 10:18 · Moonset 22:42
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 27 °C | 67% (1.61 mm/hr) | 80% | 81% | 759 mm Hg | SE 124° 3 (4.72) m/s | 0 |
| 01:00 | Patchy rain possible | 28 °C | 19% (0.03 mm/hr) | 71% | 80% | 758 mm Hg | ESE 110° 3 (4.58) m/s | 0 |
| 02:00 |  Clear | 28 °C | 10% | 22% | 79% | 758 mm Hg | ESE 106° 2.89 (4.36) m/s | 0 |
| 03:00 | Patchy rain possible | 28 °C | 47% (0.52 mm/hr) | 70% | 80% | 758 mm Hg | ESE 111° 2.81 (4.11) m/s | 0 |
| 04:00 | Patchy rain possible | 27 °C | 53% (0.56 mm/hr) | 84% | 81% | 757 mm Hg | ESE 121° 2.5 (3.86) m/s | 0 |
| 05:00 | Clear | 27 °C | 11% | 21% | 80% | 757 mm Hg | SE 135° 2.69 (4) m/s | 0 |
| 06:00 | Clear | 27 °C | 11% | 23% | 80% | 758 mm Hg | SE 138° 2.61 (3.89) m/s | 0 |
| 07:00 | Patchy rain possible | 27 °C | 67% (1.31 mm/hr) | 87% | 81% | 758 mm Hg | SE 137° 2.39 (3.81) m/s | 0 |
| 08:00 |  Patchy rain possible | 28 °C | 25% (0.11 mm/hr) | 70% | 79% | 758 mm Hg | SE 144° 2.5 (3.67) m/s | 0.4 |
| 09:00 |  Partly cloudy | 28 °C | 10% | 28% | 76% | 758 mm Hg | SE 145° 3.19 (4.28) m/s | 1.5 |
| 10:00 |  Patchy light drizzle | 28 °C | 44% (0.65 mm/hr) | 50% | 75% | 759 mm Hg | SSE 156° 3.5 (4.72) m/s | 3.8 |
| 11:00 |  Light rain shower | 29 °C | 53% (0.91 mm/hr) | 72% | 75% | 759 mm Hg | S 176° 3.81 (5.28) m/s | 6.5 |
| 12:00 | Light rain shower | 29 °C | 42% (0.62 mm/hr) | 61% | 73% | 758 mm Hg | S 186° 3.81 (5.33) m/s | 8.8 |
| 13:00 | Patchy rain possible | 29 °C | 36% (0.39 mm/hr) | 78% | 71% | 758 mm Hg | S 188° 4.11 (6.75) m/s | 9.5 |
| 14:00 | Patchy rain possible | 29 °C | 24% (0.13 mm/hr) | 85% | 70% | 758 mm Hg | SSW 192° 4.11 (6.39) m/s | 8.6 |
| 15:00 | Patchy rain possible | 29 °C | 36% (0.31 mm/hr) | 82% | 71% | 757 mm Hg | S 188° 4 (5.28) m/s | 6.5 |
| 16:00 | Patchy rain possible | 29 °C | 47% (0.71 mm/hr) | 77% | 71% | 757 mm Hg | S 180° 3.81 (5.08) m/s | 3.7 |
| 17:00 | Patchy rain possible | 29 °C | 20% (0.06 mm/hr) | 83% | 71% | 756 mm Hg | S 173° 3.61 (5.06) m/s | 1.7 |
| 18:00 | Patchy rain possible | 29 °C | 18% (0.05 mm/hr) | 78% | 72% | 757 mm Hg | S 172° 3.5 (4.86) m/s | 0.5 |
| 19:00 | Patchy rain possible | 29 °C | 15% (0.01 mm/hr) | 75% | 73% | 757 mm Hg | SSE 168° 3.5 (5.03) m/s | 0 |
| 20:00 | Patchy rain possible | 28 °C | 20% (0.03 mm/hr) | 88% | 74% | 758 mm Hg | SSE 165° 3.81 (5.56) m/s | 0 |
| 21:00 |  Patchy light drizzle | 28 °C | 32% (0.2 mm/hr) | 81% | 75% | 758 mm Hg | SSE 161° 3.39 (5.03) m/s | 0 |
| 22:00 | Patchy rain possible | 28 °C | 26% (0.11 mm/hr) | 80% | 76% | 759 mm Hg | SSE 157° 2.81 (4.11) m/s | 0 |
| 23:00 | Patchy rain possible | 28 °C | 57% (1.06 mm/hr) | 71% | 77% | 759 mm Hg | SSE 162° 2.11 (3.17) 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.