Vietnam / Duong Dong / 21 August

Weather in Duong Dong on 21 August 2026

Preliminary outlook for 21 August 2026

A preliminary estimate based on the 2019–2025 archive: daytime around +31°C and nighttime around +26°C, average precipitation 1.4 mm, wind around 2 m/s, humidity around 85%.

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.

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+28°C
Weather archive — latest year: 2025
Thundery outbreaks in nearby
Weather archive — latest year: 2025
Nighttime: +26°C Precipitation: 0.5 mm Wind: 1 — 3 m/s Humidity: 87%
MetricValue MetricValue
Day temperature (max.) +30°C Sun hours 9 h
UV index 6 Cloud cover (avg.) 67%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 9 km Sea temperature
Feels like (avg.) +33°C Dew point (avg.) +25°C
Heat index (avg.) +33°C Wind chill (avg.) +28°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 204° ↓ (SSW)
Sunrise
05:39
Duration
12 h 42 min
Sunset
18:21
Moonrise
03:28
Moonset
17:08
Moon phase
Waning Crescent
Illumination
8%
+29°C
Weather archive — for 2024 year
Cloudy
Weather archive — for 2024 year
Nighttime: +26°C Precipitation: 0 mm Wind: 2 — 2 m/s Humidity: 81%
MetricValue MetricValue
Day temperature (max.) +33°C Sun hours 8 h
UV index 7 Cloud cover (avg.) 60%
Pressure (avg.) 753 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +34°C Dew point (avg.) +25°C
Heat index (avg.) +34°C Wind chill (avg.) +29°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 128° ↑ (NNE)
Sunrise
05:39
Duration
12 h 42 min
Sunset
18:21
Moonrise
19:40
Moonset
06:56
Moon phase
Waxing Gibbous
Illumination
85%
+29°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +27°C Precipitation: 2.4 mm Wind: 2 — 2 m/s Humidity: 82%
MetricValue MetricValue
Day temperature (max.) +33°C Sun hours 6 h
UV index 6 Cloud cover (avg.) 71%
Pressure (avg.) 754 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 9 km Sea temperature
Feels like (avg.) +34°C Dew point (avg.) +26°C
Heat index (avg.) +34°C Wind chill (avg.) +29°C
Wind gusts (max.) 5 m/s Wind direction (avg.) 164° ↘ (SE)
Sunrise
05:39
Duration
12 h 42 min
Sunset
18:21
Moonrise
09:23
Moonset
21:18
Moon phase
Waxing Crescent
Illumination
30%
+27°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +25°C Precipitation: 3.9 mm Wind: 2 — 3 m/s Humidity: 89%
MetricValue MetricValue
Day temperature (max.) +29°C Sun hours 9 h
UV index 6 Cloud cover (avg.) 73%
Pressure (avg.) 752 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +30°C Dew point (avg.) +24°C
Heat index (avg.) +30°C Wind chill (avg.) +26°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 231° ↙ (SW)
Sunrise
05:39
Duration
12 h 42 min
Sunset
18:21
Moonrise
00:15
Moonset
14:00
Moon phase
Last Quarter
Illumination
32%
+30°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +27°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 82%
MetricValue MetricValue
Day temperature (max.) +33°C Sun hours 9 h
UV index 6 Cloud cover (avg.) 26%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +36°C Dew point (avg.) +25°C
Heat index (avg.) +36°C Wind chill (avg.) +29°C
Wind gusts (max.) 7 m/s Wind direction (avg.) 179° ↓ (S)
Sunrise
05:39
Duration
12 h 42 min
Sunset
18:21
Moonrise
17:45
Moonset
04:07
Moon phase
Waxing Gibbous
Illumination
91%
+26°C
Weather archive — for 2020 year
Moderate rain at times
Weather archive — for 2020 year
Nighttime: +26°C Precipitation: 2.5 mm Wind: 1 — 2 m/s Humidity: 92%
MetricValue MetricValue
Day temperature (max.) +28°C Sun hours 13 h
UV index 6 Cloud cover (avg.) 64%
Pressure (avg.) 756 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 9 km Sea temperature
Feels like (avg.) +30°C Dew point (avg.) +25°C
Heat index (avg.) +30°C Wind chill (avg.) +26°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 225° ↘ (SSE)
Sunrise
05:39
Duration
12 h 42 min
Sunset
18:21
Moonrise
07:37
Moonset
20:17
Moon phase
Waxing Crescent
Illumination
13%
+28°C
Weather archive — for 2019 year
Patchy rain nearby
Weather archive — for 2019 year
Nighttime: +26°C Precipitation: 0.3 mm Wind: 1 — 2 m/s Humidity: 83%
MetricValue MetricValue
Day temperature (max.) +30°C Sun hours 5 h
UV index 7 Cloud cover (avg.) 66%
Pressure (avg.) 754 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +33°C Dew point (avg.) +25°C
Heat index (avg.) +33°C Wind chill (avg.) +28°C
Wind gusts (max.) 5 m/s Wind direction (avg.) 203° ↓ (S)
Sunrise
05:39
Duration
12 h 42 min
Sunset
18:21
Moonrise
22:05
Moonset
10:05
Moon phase
Waning Gibbous
Illumination
57%

Weather in Duong Dong on 21 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +30°C +26°C +28°C 9 h 6 87% 1 — 3 m/s
2024 +33°C +26°C +29°C 8 h 7 81% 2 — 2 m/s
2023 +33°C +27°C +29°C 6 h 6 82% 2 — 2 m/s
2022 +29°C +25°C +27°C 9 h 6 89% 2 — 3 m/s
2021 +33°C +27°C +30°C 9 h 6 82% 3 — 4 m/s
2020 +28°C +26°C +26°C 13 h 6 92% 1 — 2 m/s
2019 +30°C +26°C +28°C 5 h 7 83% 1 — 2 m/s