Bien Hoa Weather in May
Thinking of visiting Bien Hoa in May? Expect very high temperatures reaching 34°C (93°F) during the day, dropping to 26°C (79°F) at night. Heavy showers are common during the rainy season.
Rainfall in Bien Hoa in May
As part of the rainy season, Bien Hoa sees around 15 days of rain in May, with an average of 213 mm (8.4 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.
Temperature in Bien Hoa in May
Temperatures in Bien Hoa in May top out at 34°C (93°F) and drop to 26°C (79°F) overnight. The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights remain warm at around 26°C (79°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.
Sunshine in Bien Hoa in May
With approximately 197 hours of sunshine, the days are filled with clear skies during the day. Rain typically falls in the afternoon or evening, keeping mornings and early parts of the day sunny.
Average water temperature in May
The water reaches 30°C (86°F) this month. It's on the warm side, which suits people who prefer that, but don't expect a cooling dip if the air temperature is also high.If you're looking for dry conditions and comfortable temperatures, May may not be the ideal month to visit Bien Hoa. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Vietnam, check out our Bien Hoa's climate page.
Bien Hoa Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
34°C (93°F)
Water Temperature
30°C (86°F) *
Chance of Rain
49%
Precipitation
213 mm (8.4 in)
Rainy days
15 days
Humidity
79% *
Sunshine
197 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Bien Hoa typically stay consistent throughout May, with daily highs averaging around 34°C (93°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in May
Historical weather for Bien Hoa in May
Browse day-by-day weather records for Bien Hoa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bien Hoa historical weather extremes in May
Our historical data for Bien Hoa spans 1976 to 2025, revealing these weather extremes.
- The warmest day in May was on May 7, 1998, with a maximum of 38°C (100°F).
- Bien Hoa experienced its chilliest May day on May 7, 1984, reaching only 25°C (77°F).
- The coldest night in May in Bien Hoa was on May 25, 2009, with a minimum of 22°C (72°F).
Best Places in Vietnam in May
Find out more about the weather in Vietnam and which places have the best travel conditions in this month. See all of Vietnam in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Bien Hoa in May
Pack for serious heat in Bien Hoa in May. Prioritize clothing that breathes and doesn't cling or stick. Lightweight cotton, linen, and moisture-wicking fabrics are ideal. A wide hat provides welcome shade. It's going to pour! Pack a good poncho and prepare for very wet conditions. Expect water temperatures of around 30°C (86°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Bien Hoa in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Vietnam, check out our Bien Hoa's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Bien Hoa climate overview or explore weather in Vietnam.
