5-day weather forecast Chennai Oct 17, 2026
30°Weather forecast Chennai Saturday Oct 17, 2026: light rain shower, temperature from 26 °C to 30 °C.
Precipitation probability 76%. Wind up to 4.81 m/s (gusts 7.81 m/s). Air humidity 69–91%, atmospheric pressure 756–760 mm Hg, UV index up to 9.8.
5 days at a glance — tap a day to open it
Sunrise 05:59
Sunset 17:49
Sunset 17:49
First Quarter47% illuminated
Moonrise 11:53 · Moonset 23:23
Moonrise 11:53 · Moonset 23:23
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Light rain shower | 27 °C | 72% (2.06 mm/hr) | 88% | 82% | 758 mm Hg | S 171° 1.11 (1.42) m/s | 0 |
| 01:00 | Light rain shower | 27 °C | 76% (2.18 mm/hr) | 100% | 82% | 757 mm Hg | S 172° 1.31 (1.42) m/s | 0 |
| 02:00 | Light rain shower | 27 °C | 69% (0.98 mm/hr) | 100% | 84% | 757 mm Hg | S 185° 2.81 (3.64) m/s | 0 |
| 03:00 |  Light rain | 26 °C | 75% (1.14 mm/hr) | 100% | 91% | 757 mm Hg | S 185° 3.31 (3.92) m/s | 0 |
| 04:00 | Light rain | 26 °C | 73% (0.99 mm/hr) | 100% | 90% | 757 mm Hg | SSE 160° 2.31 (2.75) m/s | 0 |
| 05:00 |  Patchy rain possible | 26 °C | 37% (0.09 mm/hr) | 100% | 88% | 758 mm Hg | ESE 102° 1.5 (2.11) m/s | 0 |
| 06:00 |  Overcast | 26 °C | 26% | 100% | 85% | 758 mm Hg | ENE 72° 1.39 (1.61) m/s | 0 |
| 07:00 |  Patchy rain possible | 27 °C | 27% (0.04 mm/hr) | 97% | 81% | 759 mm Hg | E 85° 1.39 (1.72) m/s | 0.7 |
| 08:00 | Patchy rain possible | 28 °C | 16% (0.04 mm/hr) | 57% | 77% | 759 mm Hg | E 89° 1.39 (1.5) m/s | 2.4 |
| 09:00 | Patchy rain possible | 28 °C | 21% (0.15 mm/hr) | 57% | 73% | 760 mm Hg | E 83° 1.5 (6.5) m/s | 5.1 |
| 10:00 |  Cloudy | 29 °C | 12% | 66% | 71% | 760 mm Hg | E 97° 2.31 (5.31) m/s | 7.7 |
| 11:00 | Patchy rain possible | 30 °C | 18% (0.03 mm/hr) | 89% | 69% | 758 mm Hg | ESE 111° 3.31 (6.31) m/s | 9.5 |
| 12:00 | Patchy rain possible | 29 °C | 18% (0.01 mm/hr) | 96% | 70% | 758 mm Hg | ESE 119° 4.19 (7.19) m/s | 9.8 |
| 13:00 | Overcast | 29 °C | 18% | 94% | 72% | 757 mm Hg | SE 131° 4.81 (7.81) m/s | 6.4 |
| 14:00 | Cloudy | 29 °C | 12% | 66% | 71% | 757 mm Hg | SE 135° 4.69 (4.83) m/s | 3.7 |
| 15:00 |  Partly cloudy | 29 °C | 10% | 50% | 71% | 756 mm Hg | SE 136° 4.81 (4.83) m/s | 2 |
| 16:00 | Cloudy | 28 °C | 16% | 80% | 75% | 757 mm Hg | SE 138° 4.39 (5.03) m/s | 0.8 |
| 17:00 | Overcast | 28 °C | 19% | 93% | 76% | 757 mm Hg | SE 137° 3.89 (4.81) m/s | 0.1 |
| 18:00 |  Cloudy | 28 °C | 18% | 84% | 76% | 758 mm Hg | SE 133° 3.69 (4.92) m/s | 0 |
| 19:00 | Light rain shower | 28 °C | 72% (1.79 mm/hr) | 100% | 81% | 758 mm Hg | SE 132° 3.89 (5.22) m/s | 0 |
| 20:00 | Light rain shower | 28 °C | 73% (1.95 mm/hr) | 100% | 80% | 758 mm Hg | SE 144° 4.31 (5.83) m/s | 0 |
| 21:00 | Light rain shower | 28 °C | 59% (0.71 mm/hr) | 100% | 80% | 759 mm Hg | SSE 148° 4.31 (5.69) m/s | 0 |
| 22:00 | Cloudy | 28 °C | 20% | 80% | 80% | 758 mm Hg | SSE 148° 4.11 (5.39) m/s | 0 |
| 23:00 |  Patchy light rain | 28 °C | 57% (1.02 mm/hr) | 53% | 81% | 758 mm Hg | SSE 148° 4.31 (5.92) 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.