Vietnam / Son La / 15 August

Weather in Son La on 15 August 2026

Preliminary outlook for 15 August 2026

A preliminary estimate based on the 2019–2025 archive: daytime around +25°C and nighttime around +20°C, average precipitation 3.7 mm, wind around 1 m/s, humidity around 95%.

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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Nearby days
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+21°C
Weather archive — latest year: 2025
Patchy rain nearby
Weather archive — latest year: 2025
Nighttime: +19°C Precipitation: 1.6 mm Wind: 1 — 1 m/s Humidity: 95%
MetricValue MetricValue
Day temperature (max.) +24°C Sun hours 4 h
UV index 5 Cloud cover (avg.) 91%
Pressure (avg.) 754 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +23°C Dew point (avg.) +21°C
Heat index (avg.) +24°C Wind chill (avg.) +22°C
Wind gusts (max.) 2 m/s Wind direction (avg.) 219° ↓ (S)
Sunrise
05:43
Duration
12 h 51 min
Sunset
18:34
Moonrise
22:41
Moonset
11:19
Moon phase
Last Quarter
Illumination
51%
+22°C
Weather archive — for 2024 year
Patchy rain nearby
Weather archive — for 2024 year
Nighttime: +19°C Precipitation: 2.9 mm Wind: 0 — 1 m/s Humidity: 96%
MetricValue MetricValue
Day temperature (max.) +23°C Sun hours 2 h
UV index 5 Cloud cover (avg.) 93%
Pressure (avg.) 756 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 8 km Sea temperature
Feels like (avg.) +25°C Dew point (avg.) +22°C
Heat index (avg.) +26°C Wind chill (avg.) +23°C
Wind gusts (max.) 3 m/s Wind direction (avg.) 156° ↖ (NW)
Sunrise
05:43
Duration
12 h 51 min
Sunset
18:34
Moonrise
14:52
Moonset
00:42
Moon phase
Waxing Gibbous
Illumination
71%
+23°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +22°C Precipitation: 3.9 mm Wind: 1 — 1 m/s Humidity: 94%
MetricValue MetricValue
Day temperature (max.) +25°C Sun hours 4 h
UV index 5 Cloud cover (avg.) 81%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +27°C Dew point (avg.) +23°C
Heat index (avg.) +27°C Wind chill (avg.) +24°C
Wind gusts (max.) 3 m/s Wind direction (avg.) 179° ↘ (SSE)
Sunrise
05:43
Duration
12 h 52 min
Sunset
18:35
Moonrise
04:29
Moonset
18:10
Moon phase
New Moon
Illumination
0%
+25°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +21°C Precipitation: 4.5 mm Wind: 1 — 1 m/s Humidity: 91%
MetricValue MetricValue
Day temperature (max.) +30°C Sun hours 7 h
UV index 5 Cloud cover (avg.) 80%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +26°C Dew point (avg.) +23°C
Heat index (avg.) +27°C Wind chill (avg.) +24°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 191° ↓ (S)
Sunrise
05:43
Duration
12 h 52 min
Sunset
18:35
Moonrise
21:09
Moonset
08:43
Moon phase
Waning Gibbous
Illumination
76%
+22°C
Weather archive — for 2021 year
Moderate or heavy rain shower
Weather archive — for 2021 year
Nighttime: +20°C Precipitation: 4.8 mm Wind: 1 — 1 m/s Humidity: 100%
MetricValue MetricValue
Day temperature (max.) +23°C Sun hours 1 h
UV index 5 Cloud cover (avg.) 99%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 7 km Sea temperature
Feels like (avg.) +26°C Dew point (avg.) +23°C
Heat index (avg.) +26°C Wind chill (avg.) +23°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 143° ↘ (SSE)
Sunrise
05:43
Duration
12 h 52 min
Sunset
18:35
Moonrise
11:54
Moonset
23:25
Moon phase
First Quarter
Illumination
47%
+21°C
Weather archive — for 2020 year
Moderate or heavy rain shower
Weather archive — for 2020 year
Nighttime: +19°C Precipitation: 6.4 mm Wind: 1 — 1 m/s Humidity: 100%
MetricValue MetricValue
Day temperature (max.) +22°C Sun hours 1 h
UV index 5 Cloud cover (avg.) 95%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 6 km Sea temperature
Feels like (avg.) +24°C Dew point (avg.) +22°C
Heat index (avg.) +25°C Wind chill (avg.) +22°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 193° ↓ (SSW)
Sunrise
05:43
Duration
12 h 51 min
Sunset
18:34
Moonrise
01:40
Moonset
15:28
Moon phase
Waning Crescent
Illumination
16%
+24°C
Weather archive — for 2019 year
Patchy rain nearby
Weather archive — for 2019 year
Nighttime: +22°C Precipitation: 2.1 mm Wind: 1 — 2 m/s Humidity: 86%
MetricValue MetricValue
Day temperature (max.) +28°C Sun hours 3 h
UV index 5 Cloud cover (avg.) 84%
Pressure (avg.) 755 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 9 km Sea temperature
Feels like (avg.) +26°C Dew point (avg.) +22°C
Heat index (avg.) +26°C Wind chill (avg.) +24°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 201° ↙ (SW)
Sunrise
05:43
Duration
12 h 52 min
Sunset
18:35
Moonrise
18:39
Moonset
05:16
Moon phase
Full Moon
Illumination
100%

Weather in Son La on 15 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +24°C +19°C +21°C 4 h 5 95% 1 — 1 m/s
2024 +23°C +19°C +22°C 2 h 5 96% 0 — 1 m/s
2023 +25°C +22°C +23°C 4 h 5 94% 1 — 1 m/s
2022 +30°C +21°C +25°C 7 h 5 91% 1 — 1 m/s
2021 +23°C +20°C +22°C 1 h 5 100% 1 — 1 m/s
2020 +22°C +19°C +21°C 1 h 5 100% 1 — 1 m/s
2019 +28°C +22°C +24°C 3 h 5 86% 1 — 2 m/s