Weather in Chennai on 15 August 2026
Preliminary outlook for 15 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +32°C and nighttime around +27°C, average precipitation 0.3 mm, wind around 4 m/s, humidity around 70%.
This is a climate-based estimate, not a precise long-range forecast. It is replaced by hourly data when the date enters the forecast window.
+30°C
Weather archive — latest year: 2025
Partly Cloudy
Weather archive — latest year: 2025
Nighttime: +28°C
Precipitation: 0 mm
Wind: 6 — 7 m/s
Humidity: 60%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 9 h |
| UV index | 7 | Cloud cover (avg.) | 46% |
| Pressure (avg.) | 753 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +33°C | Dew point (avg.) | +21°C |
| Heat index (avg.) | +33°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 241° ← (WNW) |
Sunrise
05:57
Duration
12 h 33 min
Sunset
18:30
Moonrise
23:03
Moonset
11:15
Moon phase
Last Quarter
Illumination
51%
+30°C
Weather archive — for 2024 year
Patchy rain nearby
Weather archive — for 2024 year
Nighttime: +28°C
Precipitation: 0.3 mm
Wind: 4 — 5 m/s
Humidity: 77%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 10 h |
| UV index | 6 | Cloud cover (avg.) | 55% |
| Pressure (avg.) | 753 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +35°C | Dew point (avg.) | +25°C |
| Heat index (avg.) | +35°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 157° ↘ (SE) |
Sunrise
05:57
Duration
12 h 33 min
Sunset
18:30
Moonrise
14:39
Moonset
01:10
Moon phase
Waxing Gibbous
Illumination
71%
+30°C
Weather archive — for 2023 year
Partly Cloudy
Weather archive — for 2023 year
Nighttime: +28°C
Precipitation: 1.5 mm
Wind: 3 — 5 m/s
Humidity: 69%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +33°C | Sun hours | 9 h |
| UV index | 7 | Cloud cover (avg.) | 53% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +34°C | Dew point (avg.) | +24°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 180° ↘ (SE) |
Sunrise
05:57
Duration
12 h 33 min
Sunset
18:30
Moonrise
04:54
Moonset
18:02
Moon phase
New Moon
Illumination
0%
+30°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +28°C
Precipitation: 0 mm
Wind: 4 — 5 m/s
Humidity: 65%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 13 h |
| UV index | 7 | Cloud cover (avg.) | 39% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +34°C | Dew point (avg.) | +22°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 198° ↓ (SSW) |
Sunrise
05:57
Duration
12 h 33 min
Sunset
18:30
Moonrise
21:17
Moonset
08:52
Moon phase
Waning Gibbous
Illumination
76%
+28°C
Weather archive — for 2021 year
Partly Cloudy
Weather archive — for 2021 year
Nighttime: +24°C
Precipitation: 0.1 mm
Wind: 4 — 4 m/s
Humidity: 75%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 10 h |
| UV index | 6 | Cloud cover (avg.) | 73% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +31°C | Dew point (avg.) | +22°C |
| Heat index (avg.) | +31°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 264° ← (W) |
Sunrise
05:57
Duration
12 h 33 min
Sunset
18:30
Moonrise
11:52
Moonset
23:44
Moon phase
First Quarter
Illumination
47%
+30°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +28°C
Precipitation: 0 mm
Wind: 4 — 6 m/s
Humidity: 66%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +33°C | Sun hours | 13 h |
| UV index | 7 | Cloud cover (avg.) | 29% |
| Pressure (avg.) | 754 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +34°C | Dew point (avg.) | +23°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 226° ↙ (WSW) |
Sunrise
05:57
Duration
12 h 33 min
Sunset
18:30
Moonrise
02:04
Moonset
15:19
Moon phase
Waning Crescent
Illumination
16%
+29°C
Weather archive — for 2019 year
Patchy rain nearby
Weather archive — for 2019 year
Nighttime: +27°C
Precipitation: 0.1 mm
Wind: 4 — 5 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 10 h |
| UV index | 6 | Cloud cover (avg.) | 53% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +34°C | Dew point (avg.) | +24°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 225° ↓ (SSW) |
Sunrise
05:57
Duration
12 h 33 min
Sunset
18:30
Moonrise
18:35
Moonset
05:36
Moon phase
Full Moon
Illumination
100%
Weather in Chennai on 15 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+34°C
|
+28°C
|
+30°C | 9 h | 7 | 60% | 6 — 7 m/s |
| 2024 |
+32°C
|
+28°C
|
+30°C | 10 h | 6 | 77% | 4 — 5 m/s |
| 2023 |
+33°C
|
+28°C
|
+30°C | 9 h | 7 | 69% | 3 — 5 m/s |
| 2022 |
+34°C
|
+28°C
|
+30°C | 13 h | 7 | 65% | 4 — 5 m/s |
| 2021 |
+30°C
|
+24°C
|
+28°C | 10 h | 6 | 75% | 4 — 4 m/s |
| 2020 |
+33°C
|
+28°C
|
+30°C | 13 h | 7 | 66% | 4 — 6 m/s |
| 2019 |
+31°C
|
+27°C
|
+29°C | 10 h | 6 | 76% | 4 — 5 m/s |