According to the National Center for Hydro-Meteorological Forecasting, the monthly air trend forecast from March 21 to April 20, 2025 is that cold air is likely to operate more strongly than the average of many years in the first half of the forecast period.
After that, the cold air tends to weaken.
During the forecast period, cold air is likely to cause strong winds, large waves, affecting fishermen's maritime activities and fishing at sea.
People and tourists should be on guard against the possibility of tornadoes, lightning, hail and strong gusts of wind during thunderstorms.
In addition to cold air, total rainfall across the country in the period of 21.3-20,4.2025 is forecast to be 5-15mm lower than the average of many years.
In the mountainous and midland areas of the North and the South Central Coast, the total rainfall is 15-25mm lower than the average of many years in the same period, some places are lower.
The Central Highlands and the South may experience some showers and thunderstorms during the transitional season.

In the first half of the forecast period, hot weather will appear locally in the Northwest, North - Central Central regions, then tend to increase gradually.
After that, the heat will continue to appear widely in the Southeast region and tend to increase in the Central Highlands and the Southwest.
People and tourists need to pay attention to daily weather forecasts to proactively plan their travel and outdoor activities.