Weather in Haiphong on 20 August 2026
Preliminary outlook for 20 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +31°C and nighttime around +27°C, average precipitation 2.3 mm, wind around 2 m/s, humidity around 82%.
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.
+28°C
Weather archive — latest year: 2025
Patchy rain nearby
Weather archive — latest year: 2025
Nighttime: +26°C
Precipitation: 1.1 mm
Wind: 3 — 5 m/s
Humidity: 88%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 9 h |
| UV index | 7 | Cloud cover (avg.) | 73% |
| 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.) | +25°C |
| Heat index (avg.) | +33°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 155° ↘ (SSE) |
Sunrise
05:34
Duration
12 h 45 min
Sunset
18:19
Moonrise
02:18
Moonset
16:18
Moon phase
Waning Crescent
Illumination
15%
+29°C
Weather archive — for 2024 year
Patchy rain nearby
Weather archive — for 2024 year
Nighttime: +28°C
Precipitation: 0.2 mm
Wind: 2 — 2 m/s
Humidity: 83%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 7 h |
| UV index | 7 | Cloud cover (avg.) | 61% |
| Pressure (avg.) | 752 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +36°C | Dew point (avg.) | +26°C |
| Heat index (avg.) | +36°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 134° ↘ (SSE) |
Sunrise
05:34
Duration
12 h 45 min
Sunset
18:19
Moonrise
18:56
Moonset
05:48
Moon phase
Full Moon
Illumination
100%
+29°C
Weather archive — for 2023 year
Heavy rain at times
Weather archive — for 2023 year
Nighttime: +27°C
Precipitation: 1.7 mm
Wind: 2 — 3 m/s
Humidity: 78%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 8 h |
| UV index | 6 | Cloud cover (avg.) | 75% |
| 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.) | +26°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 113° ↘ (SSE) |
Sunrise
05:34
Duration
12 h 45 min
Sunset
18:19
Moonrise
08:30
Moonset
20:41
Moon phase
Waxing Crescent
Illumination
23%
+29°C
Weather archive — for 2022 year
Moderate or heavy rain shower
Weather archive — for 2022 year
Nighttime: +26°C
Precipitation: 9.6 mm
Wind: 2 — 2 m/s
Humidity: 80%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°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.) | +32°C | Dew point (avg.) | +25°C |
| Heat index (avg.) | +32°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 78° ↗ (NE) |
Sunrise
05:34
Duration
12 h 45 min
Sunset
18:19
Moonrise
No moonrise
Moonset
13:05
Moon phase
Last Quarter
Illumination
39%
+29°C
Weather archive — for 2021 year
Moderate or heavy rain shower
Weather archive — for 2021 year
Nighttime: +27°C
Precipitation: 2.1 mm
Wind: 3 — 4 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 10 h |
| UV index | 6 | Cloud cover (avg.) | 79% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +35°C | Dew point (avg.) | +26°C |
| Heat index (avg.) | +35°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 141° ↘ (SSE) |
Sunrise
05:34
Duration
12 h 45 min
Sunset
18:19
Moonrise
16:52
Moonset
02:57
Moon phase
Waxing Gibbous
Illumination
83%
+27°C
Weather archive — for 2020 year
Moderate rain at times
Weather archive — for 2020 year
Nighttime: +26°C
Precipitation: 0.8 mm
Wind: 1 — 3 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 10 h |
| UV index | 6 | Cloud cover (avg.) | 80% |
| Pressure (avg.) | 754 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +31°C | Dew point (avg.) | +25°C |
| Heat index (avg.) | +31°C | Wind chill (avg.) | +27°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 164° ↓ (SSW) |
Sunrise
05:34
Duration
12 h 45 min
Sunset
18:19
Moonrise
06:30
Moonset
19:31
Moon phase
Waxing Crescent
Illumination
6%
+29°C
Weather archive — for 2019 year
Cloudy
Weather archive — for 2019 year
Nighttime: +27°C
Precipitation: 0.4 mm
Wind: 2 — 3 m/s
Humidity: 79%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 3 h |
| UV index | 7 | Cloud cover (avg.) | 67% |
| Pressure (avg.) | 752 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 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.) | 6 m/s | Wind direction (avg.) | 134° → (E) |
Sunrise
05:34
Duration
12 h 45 min
Sunset
18:19
Moonrise
21:25
Moonset
09:13
Moon phase
Waning Gibbous
Illumination
64%
Weather in Haiphong on 20 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+30°C
|
+26°C
|
+28°C | 9 h | 7 | 88% | 3 — 5 m/s |
| 2024 |
+34°C
|
+28°C
|
+29°C | 7 h | 7 | 83% | 2 — 2 m/s |
| 2023 |
+31°C
|
+27°C
|
+29°C | 8 h | 6 | 78% | 2 — 3 m/s |
| 2022 |
+32°C
|
+26°C
|
+29°C | 9 h | 6 | 80% | 2 — 2 m/s |
| 2021 |
+31°C
|
+27°C
|
+29°C | 10 h | 6 | 84% | 3 — 4 m/s |
| 2020 |
+29°C
|
+26°C
|
+27°C | 10 h | 6 | 84% | 1 — 3 m/s |
| 2019 |
+32°C
|
+27°C
|
+29°C | 3 h | 7 | 79% | 2 — 3 m/s |