May weather forecast
Mai Châu, Vietnam

In May, the transition towards the rainy season becomes more apparent. The mercury reaches its peak, touching a hot 31°C (87.8°F) from a base of 23°C (73.4°F). Rainfall also peaks considerably, reaching up to 197mm (7.76") and heralding the onset of the wettest part of the year. The surge in rainfall and temperature continues into June, sustaining the weather pattern prevalent in the wet season.

Temperature

In Mai Châu, Vietnam, the months of May through July are known for the peak temperatures, reaching an average high of 31°C (87.8°F).

Rainfall

In Mai Châu, during May, the rain falls for 16 days and regularly aggregates up to 197mm (7.76") of precipitation. In Mai Châu, during the entire year, the rain falls for 158 days and collects up to 1799mm (70.83") of precipitation.

Daylight

In Mai Châu, the average length of the day in May is 13h and 7min.
On the first day of the month, sunrise is at 05:29 and sunset at 18:24. On the last day of May, sunrise is at 05:18 and sunset at 18:36 +07.

Sunshine

May, July and September, with an average of 6h of sunshine, are months with the most sunshine.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Mai Châu. A UV Index estimate of 11, and higher, represents an excessive health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 12 during May leads to these instructions:
Undertake every vital safety procedure, as unprotected skin and eyes could sustain burns in no time. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Applying and reapplying a broad-spectrum sunscreen with a minimum SPF 30 after every two hours, outdoor workout, or swim is recommended.