January weather forecast
Hoi An, Vietnam

As Hoi An welcomes the new year, the city experiences comparatively cooler weather conditions, making January one of the ideal months to visit. With lower rainfall than the previous month, reaching only 92mm (3.62") over an average of five days, the reduced precipitation allows for an increase in outdoor activities. Moving from the chillier days of December, this month sees a slight rise in temperatures. The cultural heritage of the city, combined with the inviting weather, offers a unique charm for tourists and locals alike.

Temperature

With average temperatures fluctuating between a high of 25°C (77°F) and a low of 19°C (66.2°F), January stands out as the coldest month.

Rainfall

In January, the rain falls for 5 days. Throughout January, 92mm (3.62") of precipitation is accumulated. Throughout the year, there are 144 rainfall days, and 1929mm (75.94") of precipitation is accumulated.

Daylight

In January, the average length of the day is 11h and 18min.
On the first day of January, sunrise is at 06:13 and sunset at 17:25. On the last day of the month, sunrise is at 06:16 and sunset at 17:43 +07.

Sunshine

January through May and December, with an average of 7h of sunshine, are months with the most sunshine.

UV index

January, November and December, with an average maximum UV index of 9, are months with the lowest UV index in Hoi An. A UV Index of 8 to 10 symbolizes a very high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 9 in January converts into the following recommendations:
Being unprotected puts skin and eyes at risk of rapid damage. Always be safe. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Enhance your sun protection with tightly woven, yet airy clothing.