Kampong Thom Climate by Month – Rainy Season, Temperature Averages
Summary
The climate figures for Kampong Thom are averaged from 2016–2025 observations (10 years). Annual rainfall averages about 1,893 mm.
The rainy season runs April–November. The wettest month is September with 371.4 mm across 29 rain days; the driest is January at just 13.3 mm.
The hottest month is April (average high 34.9°C) and the coolest is October (30.4°C).
The most comfortable time to visit Kampong Thom is January — less rain and milder heat.
Monthly averages · 2016–2025
| Monthly averages | High | Low | Rainfall | Rainy season |
|---|---|---|---|---|
| January | 32.2° | 22.4° | 13 mm | 3 |
| February | 33.8° | 23.3° | 16 mm | 2 |
| March | 34.8° | 25.2° | 49 mm | 6 |
| April | 34.9° | 26.0° | 101 mm | 14 |
| May | 33.6° | 25.9° | 213 mm | 25 |
| June | 32.5° | 25.4° | 195 mm | 23 |
| July | 31.8° | 25.0° | 260 mm | 27 |
| August | 31.8° | 24.8° | 243 mm | 27 |
| September | 30.6° | 24.4° | 371 mm | 29 |
| October | 30.4° | 23.8° | 272 mm | 24 |
| November | 30.7° | 23.2° | 126 mm | 13 |
| December | 30.9° | 22.2° | 33 mm | 4 |