Last updated: March 2, 2024
The weather in Lang Son, Vietnam, during May is characterized by an average temperature of 26°C (78°F). Highs can soar to 33°C (92°F), while lows may dip to 18°C (65°F). Typically, the humidity level in Lang Son throughout May hovers around 73%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Lang Son averages 179 mm (7.1 inches) of rainfall, typically over the course of 22 rainy days. The month enjoys an average of 13 hours 10 minutes of daylight, with the sun shining for approximately 9 hours 34 minutes each day. Additionally, there is a 24% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In May, the UV Index in Lang Son reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 2 | 4 | 8 | 11 | 13 | 13 | 11 | 8 | 5 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 30 min | 45 min | ||||||