Temperature
Hot by day, warm at night.
Hot afternoons and plenty of sun. Humid air is the main drawback.
Hot by day, warm at night.
Several rainy days. About 11 wet days this month.
A mix of sunshine and cloud.
Very humid air is a major factor this month.
In October, afternoons feel about 96° and nights feel near 84°.
Partly cloudy skies this month.
Calm winds are typical in October.
October late afternoons are around 87°F, easing to about 82°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 84 | 62 | 0.4 | 2 | 8.2 | 70 |
| Feb | 88 | 65 | 0.6 | 2 | 7.6 | 68 |
| Mar | 93 | 71 | 1.1 | 6 | 7.0 | 67 |
| Apr | 95 | 76 | 2.7 | 10 | 7.5 | 69 |
| May | 92 | 78 | 9.3 | 23 | 6.7 | 78 |
| Jun | 91 | 78 | 11.7 | 25 | 5.1 | 83 |
| Jul | 89 | 78 | 14.7 | 28 | 4.8 | 84 |
| Aug | 89 | 78 | 15.4 | 28 | 4.4 | 85 |
| Sep | 89 | 77 | 12.1 | 24 | 4.6 | 85 |
| Oct | 89 | 75 | 3.7 | 11 | 8.0 | 78 |
| Nov | 87 | 69 | 0.8 | 3 | 7.8 | 73 |
| Dec | 84 | 63 | 0.2 | 1 | 8.3 | 70 |
Similar climates
Want a side-by-side climate view? Compare Vientiane with Manila.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology