Vietnam / Hoi An / 20 August

Weather in Hoi An on 20 August 2026

Preliminary outlook for 20 August 2026

A preliminary estimate based on the 2019–2025 archive: daytime around +32°C and nighttime around +25°C, average precipitation 0.3 mm, wind around 3 m/s, humidity around 81%.

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.

← 19 August
Nearby days
21 August →
+28°C
Weather archive — latest year: 2025
Patchy rain nearby
Weather archive — latest year: 2025
Nighttime: +25°C Precipitation: 0.7 mm Wind: 3 — 4 m/s Humidity: 82%
MetricValue MetricValue
Day temperature (max.) +31°C Sun hours 5 h
UV index 7 Cloud cover (avg.) 51%
Pressure (avg.) 756 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +32°C Dew point (avg.) +24°C
Heat index (avg.) +32°C Wind chill (avg.) +27°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 168° → (E)
Sunrise
05:32
Duration
12 h 36 min
Sunset
18:08
Moonrise
02:23
Moonset
16:00
Moon phase
Waning Crescent
Illumination
15%
+28°C
Weather archive — for 2024 year
Partly Cloudy
Weather archive — for 2024 year
Nighttime: +25°C Precipitation: 0 mm Wind: 3 — 3 m/s Humidity: 81%
MetricValue MetricValue
Day temperature (max.) +33°C Sun hours 12 h
UV index 7 Cloud cover (avg.) 45%
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.) 8 m/s Wind direction (avg.) 165° ↑ (NNE)
Sunrise
05:33
Duration
12 h 34 min
Sunset
18:07
Moonrise
18:45
Moonset
05:47
Moon phase
Full Moon
Illumination
100%
+29°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +26°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 80%
MetricValue MetricValue
Day temperature (max.) +33°C Sun hours 9 h
UV index 6 Cloud cover (avg.) 47%
Pressure (avg.) 754 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.) +29°C
Wind gusts (max.) 7 m/s Wind direction (avg.) 151° ↗ (ENE)
Sunrise
05:32
Duration
12 h 36 min
Sunset
18:08
Moonrise
08:23
Moonset
20:36
Moon phase
Waxing Crescent
Illumination
23%
+27°C
Weather archive — for 2022 year
Moderate rain at times
Weather archive — for 2022 year
Nighttime: +26°C Precipitation: 1 mm Wind: 2 — 3 m/s Humidity: 86%
MetricValue MetricValue
Day temperature (max.) +28°C Sun hours 12 h
UV index 6 Cloud cover (avg.) 64%
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.) +27°C
Wind gusts (max.) 5 m/s Wind direction (avg.) 228° ↙ (SW)
Sunrise
05:32
Duration
12 h 36 min
Sunset
18:08
Moonrise
No moonrise
Moonset
12:48
Moon phase
Last Quarter
Illumination
39%
+29°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +25°C Precipitation: 0.1 mm Wind: 3 — 5 m/s Humidity: 77%
MetricValue MetricValue
Day temperature (max.) +33°C Sun hours 13 h
UV index 7 Cloud cover (avg.) 43%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +33°C Dew point (avg.) +24°C
Heat index (avg.) +33°C Wind chill (avg.) +28°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 149° → (E)
Sunrise
05:32
Duration
12 h 36 min
Sunset
18:08
Moonrise
16:35
Moonset
03:02
Moon phase
Waxing Gibbous
Illumination
83%
+28°C
Weather archive — for 2020 year
Cloudy
Weather archive — for 2020 year
Nighttime: +25°C Precipitation: 0 mm Wind: 2 — 2 m/s Humidity: 79%
MetricValue MetricValue
Day temperature (max.) +31°C Sun hours 2 h
UV index 6 Cloud cover (avg.) 80%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +31°C Dew point (avg.) +24°C
Heat index (avg.) +31°C Wind chill (avg.) +28°C
Wind gusts (max.) 3 m/s Wind direction (avg.) 153° ↑ (NNE)
Sunrise
05:32
Duration
12 h 36 min
Sunset
18:08
Moonrise
06:28
Moonset
19:21
Moon phase
Waxing Crescent
Illumination
6%
+29°C
Weather archive — for 2019 year
Partly Cloudy
Weather archive — for 2019 year
Nighttime: +26°C Precipitation: 0.6 mm Wind: 2 — 3 m/s Humidity: 84%
MetricValue MetricValue
Day temperature (max.) +32°C Sun hours 11 h
UV index 7 Cloud cover (avg.) 44%
Pressure (avg.) 754 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +35°C Dew point (avg.) +24°C
Heat index (avg.) +35°C Wind chill (avg.) +29°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 201° → (ESE)
Sunrise
05:32
Duration
12 h 36 min
Sunset
18:08
Moonrise
21:20
Moonset
09:05
Moon phase
Waning Gibbous
Illumination
64%

Weather in Hoi An on 20 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +31°C +25°C +28°C 5 h 7 82% 3 — 4 m/s
2024 +33°C +25°C +28°C 12 h 7 81% 3 — 3 m/s
2023 +33°C +26°C +29°C 9 h 6 80% 3 — 4 m/s
2022 +28°C +26°C +27°C 12 h 6 86% 2 — 3 m/s
2021 +33°C +25°C +29°C 13 h 7 77% 3 — 5 m/s
2020 +31°C +25°C +28°C 2 h 6 79% 2 — 2 m/s
2019 +32°C +26°C +29°C 11 h 7 84% 2 — 3 m/s