Historical weather data, all-time temperature records, and monthly climate averages for Biên Hòa, Dong Nai, Vietnam. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Biên Hòa runs hot and damp — expect a 93° high and a 76° low on average, with a better-than-even 56% chance of rain. This date has seen some wild swings over 66 years of records, from a scorching 100° in 2020 down to a relatively cool 72° low back in 1971.
Biên Hòa is a city of heat, full stop — its all-time high of 102° hit on May 5, 2002, and even its coldest-ever day, December 30, 1975, only dipped to 60°. That's a remarkably narrow 42-degree spread across 65 years of extremes. The wettest single day on record dumped 6.45 inches on April 15, 2021.
Biên Hòa doesn't do dramatic seasonal swings — monthly highs stay between a warm 85° and a hot 93° year-round, with peak heat arriving in mid-March through April. If you're trying to dodge rain, aim for the dry season between November and February; the wettest stretch hits in mid-September, averaging over 3 inches in a single week. There's truly no cold season here — just degrees of hot.