Cao Bang
Vietnam
A remote northern frontier province defined by thundering waterfalls and untouched mountainous karst geology.
Warmest month is June at 33°C on average. Coolest is January at 19°C.
Six lead datapoints
- CoffeeWorld Bank PPP baseline₫31,000 (~$1.25)PPP price tier 1 / 4
- ₫44,000 (~$1.75)PPP price tier 1 / 4
- Flight timeMethodology12h 30m from London HeathrowGreat-circle plus routing overhead.
- Flight CO2eDEFRA 2024 factors3,488 kg return from London HeathrowDEFRA 2024 economy factors, includes radiative forcing.
- FCDO advisorygov.uk, snapshot compiled 2026-07-11No specific FCDO warnings against travel.Check the latest FCDO advice before booking.
- Tap waterCDC / WHO guidanceDo not drink from the tap; use bottled or treated water.
| Month | Avg high | Swing | Rain days |
|---|---|---|---|
| January | 19° | ±6° | · |
| February | 20° | ±7° | · |
| March | 24° | ±6° | · |
| April | 28° | ±6° | · |
| May | 31° | ±5° | · |
| June | 33° | ±4° | · |
| July | 33° | ±3° | · |
| August | 32° | ±4° | · |
| September | 31° | ±4° | · |
| October | 28° | ±5° | · |
| November | 25° | ±5° | · |
| December | 20° | ±5° | · |
What to do
- Marvel at the massive Ban Gioc Waterfall
- Explore the stalactites of Nguom Ngao Cave
- Ride a motorbike through the Phong Nam Valley
- Hike to Thang Hen Lake
How we know this
Values are the average of the last ten calendar years of daily readings from Visual Crossing, snapped to the destination cluster. Swing is the p10 to p90 range of daily highs, halved for the ± figure. Rain days count any day with at least 1 mm of precipitation.