Climate averages 1991–2020
Tân An weather
in May.
A hot, very wet month: the 3rd warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Tân An: daytime highs average 32.4°C and nights cool to about 25.3°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 194 mm of rain on roughly 25 days, which makes May a very wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 36 min on an average May day.
The nearest other city in this atlas is Mỹ Tho (20 km away). In May its highs average 32.1°C, about as warm as Tân An, with 210 mm of rain.
Among the 136 cities listed in Vietnam, Tân An ranks joint 18th of 136 for the warmest May highs and joint 51st of 136 for the driest May (rainfall, lowest first). The mean May high of those 136 cities is 31.2°C; Tân An is 1.2°C warmer than that mean.
From May to June, average highs fall by 1.5°C to 30.9°C, and monthly rainfall rises from 194 mm to 237 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Tân An climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.4°C22.4°C | 22.4°C | 28 | 4.2 | 11.612 h |
| February | 31.6°C23.0°C | 23.0°C | 11 | 2.0 | 11.812 h |
| March | 32.9°C24.3°C | 24.3°C | 25 | 4.5 | 12.112 h |
| April | 33.4°C25.3°C | 25.3°C | 70 | 11.9 | 12.412 h |
| May, selected | 32.4°C25.3°C | 25.3°C | 194 | 24.5 | 12.613 h |
| June | 30.9°C24.8°C | 24.8°C | 237 | 27.3 | 12.713 h |
| July | 30.3°C24.4°C | 24.4°C | 238 | 29.0 | 12.713 h |
| August | 30.4°C24.4°C | 24.4°C | 260 | 28.9 | 12.512 h |
| September | 30.3°C24.1°C | 24.1°C | 294 | 28.1 | 12.212 h |
| October | 30.0°C23.5°C | 23.5°C | 287 | 27.3 | 11.912 h |
| November | 30.0°C23.3°C | 23.3°C | 139 | 16.7 | 11.712 h |
| December | 29.8°C22.6°C | 22.6°C | 70 | 9.8 | 11.512 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Mỹ Tho in MayVietnam · 20 kmHigh 32.1°C · Low 25.4°C · 210 mm rain
- Cần Giuộc in MayVietnam · 29 kmHigh 32.5°C · Low 25.7°C · 204 mm rain
- Bến Tre in MayVietnam · 33 kmHigh 32.0°C · Low 25.5°C · 213 mm rain
- Gò Công in MayVietnam · 33 kmHigh 31.8°C · Low 26.0°C · 176 mm rain
- Quận Sáu in MayVietnam · 35 kmHigh 32.8°C · Low 25.5°C · 194 mm rain
- Cai Lậy in MayVietnam · 36 kmHigh 32.3°C · Low 25.3°C · 176 mm rain
- Quận Mười in MayVietnam · 38 kmHigh 32.5°C · Low 25.5°C · 194 mm rain
- Ho Chi Minh City in MayVietnam · 40 kmHigh 32.8°C · Low 25.5°C · 194 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Tân An) is explained once on the Tân An year overview and on the Sources, method and limits page.