Climate averages 1991–2020
Ba Vì weather
in August.
A hot, very wet month: the 3rd warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Ba Vì: daytime highs average 29.2°C and nights cool to about 23.3°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 330 mm of rain on roughly 23 days, which makes August a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 51 min on an average August day.
The nearest other city in this atlas is Sơn Tây (14 km away). In August its highs average 31.2°C, 2.1°C warmer than Ba Vì, with 311 mm of rain.
Among the 136 cities listed in Vietnam, Ba Vì ranks joint 119th of 136 for the warmest August highs and 98th of 136 for the driest August (rainfall, lowest first). The mean August high of those 136 cities is 30.5°C; Ba Vì is 1.3°C cooler than that mean.
From August to September, average highs fall by 1.3°C to 27.9°C, and monthly rainfall falls from 330 mm to 236 mm.
The annual picture
August 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
Ba Vì climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 17.3°C12.0°C | 12.0°C | 37 | 7.6 | 11.011 h |
| February | 19.5°C13.5°C | 13.5°C | 24 | 6.6 | 11.411 h |
| March | 22.9°C16.4°C | 16.4°C | 51 | 9.0 | 12.012 h |
| April | 26.9°C19.8°C | 19.8°C | 104 | 11.1 | 12.613 h |
| May | 29.0°C22.2°C | 22.2°C | 244 | 18.3 | 13.113 h |
| June | 30.3°C23.8°C | 23.8°C | 231 | 19.0 | 13.413 h |
| July | 29.9°C23.8°C | 23.8°C | 278 | 21.1 | 13.313 h |
| August, selected | 29.2°C23.3°C | 23.3°C | 330 | 22.9 | 12.913 h |
| September | 27.9°C22.2°C | 22.2°C | 236 | 18.4 | 12.312 h |
| October | 25.6°C19.9°C | 19.9°C | 133 | 12.0 | 11.712 h |
| November | 22.5°C16.5°C | 16.5°C | 58 | 7.4 | 11.211 h |
| December | 18.5°C12.8°C | 12.8°C | 32 | 6.3 | 10.911 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
August in nearby cities
- Sơn Tây in AugustVietnam · 14 kmHigh 31.2°C · Low 25.4°C · 311 mm rain
- Việt Trì in AugustVietnam · 27 kmHigh 31.2°C · Low 25.3°C · 311 mm rain
- Hòa Bình in AugustVietnam · 30 kmHigh 31.6°C · Low 25.8°C · 382 mm rain
- Vĩnh Yên in AugustVietnam · 34 kmHigh 31.4°C · Low 25.5°C · 311 mm rain
- Phúc Yên in AugustVietnam · 37 kmHigh 31.4°C · Low 25.4°C · 351 mm rain
- Bắc Từ Liêm in AugustVietnam · 38 kmHigh 31.3°C · Low 25.3°C · 314 mm rain
- Phú Thọ in AugustVietnam · 39 kmHigh 31.2°C · Low 25.3°C · 369 mm rain
- Tây Hồ in AugustVietnam · 44 kmHigh 31.4°C · Low 25.4°C · 314 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 Ba Vì) is explained once on the Ba Vì year overview and on the Sources, method and limits page.