Weather news
How El Niño and La Niña Shape Vietnam's Weather
El Niño typically brings heat, drought and saltwater intrusion to Vietnam, while La Niña loads the dice toward floods and typhoons. Here is how the cycle works and why it matters.
Da Lat and Vietnam's Highlands: Cool All Year — When to Visit
Why is Da Lat pleasantly cool year-round while Sa Pa and Ta Xua turn into cloud-hunting paradises? A guide to Vietnam's highland climate, flower seasons, and staying safe on foggy mountain passes.
Tropical Depression vs. Storm: Wind Categories and Warning Bulletins Explained
What separates a tropical depression from a typhoon, why "just a depression" can still be dangerous, and how to read storm bulletins properly during Vietnam's typhoon season.
Northern Vietnam's Damp Season: Why Houses "Sweat" and How to Deal With It
In late winter and early spring, humid sea air meets floors still cold from winter, condensing into a film of water indoors. Understanding the dew point is the key to fighting the damp correctly.
The UV Index Explained: What the Numbers Mean and How to Protect Yourself
What the UV index really means, why you can burn on a cloudy day, when radiation peaks, and how to protect your skin, eyes and kids the right way.
Vietnam's Islands: The Best Months for Phu Quoc, Con Dao, Ly Son, Nha Trang and Co To
Vietnam's islands follow three different weather calendars. Here is when the sea is calmest at Phu Quoc, Con Dao, Ly Son, Nha Trang and Co To — plus how to read wind and wave forecasts before booking a boat.
Summer Thunderstorms and Lightning Safety: What Everyone Should Know
Summer is peak thunderstorm season in Vietnam. Learn why storms build on hot afternoons, how to tell one is closing in, and essential safety skills — from the 30-30 rule to lightning first aid.
Vietnam's Monsoons Explained: Why the Country Has Rainy, Dry, Hot and Cold Seasons
Two opposing monsoon winds set Vietnam's weather clock. Here is how the northeast and southwest monsoons work, why the three regions differ so much, and what causes drizzle, foehn heat and afternoon downpours.
When Is the Best Time to Visit Vietnam? A Month-by-Month Weather Guide
Vietnam's north, centre and south run on different seasonal clocks, so somewhere is almost always in its prime. Here is how to time Sa Pa, Ha Long, Da Nang, Phu Quoc and more.
Air Quality Index and PM2.5: How to Read the Numbers and Protect Your Health
What do AQI numbers and PM2.5 levels really mean for your health? Learn to read the color scale, understand why winter air gets worse, and pick masks and purifiers that truly protect your family.