5-day weather forecast Chennai Sep 27, 2026
34°Weather forecast Chennai Sunday Sep 27, 2026: sunny, temperature from 27 °C to 34 °C.
Precipitation probability 22%. Wind up to 7.19 m/s (gusts 12.19 m/s). Air humidity 40–77%, atmospheric pressure 752–757 mm Hg, UV index up to 11.1.
5 days at a glance — tap a day to open it
Sunrise 05:58
Sunset 18:01
Sunset 18:01
Waning Gibbous96% illuminated
Moonrise 18:24 · Moonset 06:17
Moonrise 18:24 · Moonset 06:17
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 29 °C | 10% (0.02 mm/hr) | 72% | 56% | 755 mm Hg | SW 232° 4.31 (6.92) m/s | 0 |
| 01:00 |  Clear | 29 °C | 2% | 10% | 50% | 755 mm Hg | WSW 241° 4.81 (8.11) m/s | 0 |
| 02:00 | Clear | 28 °C | 2% | 5% | 50% | 755 mm Hg | WSW 246° 4.81 (8) m/s | 0 |
| 03:00 | Clear | 28 °C | 2% | 5% | 52% | 755 mm Hg | WSW 254° 4.69 (9.53) m/s | 0 |
| 04:00 |  Cloudy | 28 °C | 8% | 68% | 57% | 755 mm Hg | W 266° 5.31 (10.92) m/s | 0 |
| 05:00 |  Overcast | 27 °C | 14% | 100% | 60% | 755 mm Hg | W 260° 5.89 (10.72) m/s | 0 |
| 06:00 | Sunny | 27 °C | 4% | 5% | 61% | 756 mm Hg | WSW 251° 5.69 (9.25) m/s | 0 |
| 07:00 | Sunny | 28 °C | 3% | 5% | 58% | 756 mm Hg | W 265° 6.61 (8.92) m/s | 0.8 |
| 08:00 | Sunny | 30 °C | 2% | 5% | 52% | 757 mm Hg | W 272° 6.39 (8.22) m/s | 2.6 |
| 09:00 | Sunny | 31 °C | 2% | 5% | 47% | 757 mm Hg | WNW 283° 6.19 (8.14) m/s | 5.6 |
| 10:00 | Sunny | 33 °C | 1% | 6% | 44% | 756 mm Hg | WNW 290° 5 (7.03) m/s | 8.7 |
| 11:00 | Sunny | 34 °C | 1% | 5% | 41% | 755 mm Hg | WNW 299° 4 (6.03) m/s | 10.8 |
| 12:00 | Sunny | 34 °C | 1% | 5% | 40% | 754 mm Hg | NW 316° 1.69 (4.31) m/s | 11.1 |
| 13:00 | Sunny | 34 °C | 1% | 13% | 40% | 753 mm Hg | E 100° 1.89 (5.39) m/s | 9.5 |
| 14:00 |  Cloudy | 34 °C | 6% | 67% | 44% | 752 mm Hg | ESE 107° 4.19 (6.11) m/s | 6.5 |
| 15:00 | Cloudy | 33 °C | 9% | 85% | 50% | 752 mm Hg | SE 126° 7.19 (12.19) m/s | 3.2 |
| 16:00 |  Thundery outbreaks possible | 30 °C | 15% | 95% | 65% | 753 mm Hg | SE 144° 6.89 (8.03) m/s | 1.1 |
| 17:00 | Thundery outbreaks possible | 30 °C | 17% | 100% | 67% | 754 mm Hg | SSE 154° 6.61 (8.39) m/s | 0.2 |
| 18:00 |  Thundery outbreaks possible | 30 °C | 18% | 100% | 69% | 754 mm Hg | SE 137° 6.19 (7.92) m/s | 0 |
| 19:00 | Thundery outbreaks possible | 30 °C | 15% | 85% | 70% | 755 mm Hg | SE 144° 6.11 (8.03) m/s | 0 |
| 20:00 | Thundery outbreaks possible | 29 °C | 10% | 43% | 73% | 755 mm Hg | SSE 152° 6 (7.83) m/s | 0 |
| 21:00 |  Partly cloudy | 29 °C | 14% | 61% | 77% | 756 mm Hg | SSE 158° 5.39 (7.53) m/s | 0 |
| 22:00 | Patchy rain possible | 29 °C | 22% (0.06 mm/hr) | 78% | 76% | 756 mm Hg | SSE 163° 5.5 (7.61) m/s | 0 |
| 23:00 | Clear | 29 °C | 7% | 6% | 75% | 755 mm Hg | SSE 158° 5.39 (8.42) 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.