Hau Giang has a tropical monsoon climate with two seasons per year: dry season from December through April, rainy season from May through November. It rains more at the end of the rainy season in October and November. The hottest month of the year is April where for several weeks the temperatures reach 36oC or more daily.

Can Tho has a tropical monsoon climate with features of sub-equatorial climate with two distinct seasons: dry season from December through April, rainy season from May through November. There is no cold season in Can Tho and there are rarely storms or tropical depressions which brush through Can Tho.
Vinh Long has a tropical monsoon climate with two seasons per year: dry season from December through April, rainy season from May through November. It rains more at the end of the rainy season in October and November. The hottest month of the year is April where for several weeks the temperatures reach 36oC or more daily.

Tien Giang has a tropical monsoon climate with two seasons per year: dry season from December through April, rainy season from May through November.
Long An has a tropical monsoon climate with two seasons per year: dry season from December through April, rainy season from May through November. It rains more at the end of the rainy season in October and November. The hottest month of the year is April where for several weeks the temperatures reach 36oC or more daily.

Ho Chi Minh City (Saigon) has a tropical monsoon climate and sub-equatorial climate with two distinct seasons per year: dry season from December through April, rainy season from May to November. The city has high temperaturesall year around.
Vung Tau has a tropical monsoon climate with two seasons per year: dry season from November through April, rainy season from May through October. The prevailing wind during the dry season is the Northeasterly Monsoon and during the rainy season is the Southwesterly Monsoon.
Tay Ninh has a tropical monsoon climate with two seasons per year: dry season from December through April, rainy season from May through November. It rains more at the end of the rainy season in October and November. The hottest month is normally April.
Dong Nai has a tropical monsoon climate with two seasons per year: dry season from December through April, rainy season from May through November. It rains more at the end of the rainy season in October and November. The hottest month is normally April.
Binh Duong has a tropical monsoon climate with two seasons per year: dry season from December through April, rainy season from May through November. It rains more at the end of the rainy season in October and November. The hottest month is normally April.
Binh Phuoc has a tropical monsoon climate with two seasons per year: dry season from December through April, rainy season from May through November. It rains more at the end of the rainy season in October and November. The hottest month is normally April.
More strengthening (high-pressure) cool air masses are moving further southwards pressing the low-pressure air further south and filling up the low-pressure air troughs making temperatures in the North and North of the Central Region of Vietnam drop and causing torrential rains in several affected regions. The hot temperatures are found in most of the Central Region of Vietnam from Quang Tri to Ninh Thuan and it is mostly pleasant temperatures in the rest of the country. Rains are found in most of the North, North of the Central Region, the Central Highlands and South of Vietnam.