Kampong Cham Climate by Month – Rainy Season, Temperature Averages
Summary
The climate figures for Kampong Cham are averaged from 2016–2025 observations (10 years). Annual rainfall averages about 1,993 mm.
The rainy season runs May–November. The wettest month is September with 372.6 mm across 29 rain days; the driest is January at just 17 mm.
The hottest month is March (average high 34.4°C) and the coolest is October (30.4°C).
The most comfortable time to visit Kampong Cham is January — less rain and milder heat.
Monthly averages · 2016–2025
| Monthly averages | High | Low | Rainfall | Rainy season |
|---|---|---|---|---|
| January | 32.0° | 22.9° | 17 mm | 3 |
| February | 33.3° | 23.4° | 19 mm | 2 |
| March | 34.4° | 24.9° | 49 mm | 5 |
| April | 34.4° | 26.0° | 93 mm | 13 |
| May | 33.1° | 26.2° | 226 mm | 24 |
| June | 31.9° | 25.7° | 205 mm | 24 |
| July | 31.3° | 25.3° | 282 mm | 27 |
| August | 31.5° | 25.3° | 278 mm | 28 |
| September | 30.6° | 24.8° | 373 mm | 29 |
| October | 30.4° | 24.3° | 283 mm | 25 |
| November | 30.5° | 23.9° | 140 mm | 15 |
| December | 30.7° | 23.2° | 28 mm | 5 |