Vang Vieng vs Vientiane: which is better, month by month
Vang Vieng beats Vientiane in 3 of 12 months — its lead peaks in August (44 vs 38) — while Vientiane wins March; they are within 3 points in the other 8 months.
Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.
Vang Vieng vs Vientiane — all 12 months
A month is a tie when the two are within 3 points. The widest gap is March (64 vs 70). Tap a month for that month's temperature, rain, humidity and air quality side by side.