Climate averages 1991–2020
Kampong Chhnang weather
in October.
A hot, very wet month: the coolest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Kampong Chhnang: daytime highs average 30.3°C and nights cool to about 24.0°C. By daytime temperature it is the coolest month of the year.
Expect about 209 mm of rain on roughly 23 days, which makes October a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 52 min on an average October day.
The nearest other city in this atlas is Phnom Penh (81 km away). In October its highs average 30.4°C, about as warm as Kampong Chhnang, with 244 mm of rain.
Among the 8 cities listed in Cambodia, Kampong Chhnang ranks joint 4th of 8 for the warmest October highs and 3rd of 8 for the driest October (rainfall, lowest first). The mean October high of those 8 cities is 30.0°C; Kampong Chhnang is 0.3°C warmer than that mean.
From October to November, average highs rise by 0.1°C to 30.4°C, and monthly rainfall falls from 209 mm to 71 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Kampong Chhnang climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 31.9°C22.5°C | 22.5°C | 10 | 1.9 | 11.511 h |
| February | 33.5°C23.9°C | 23.9°C | 8.5 | 1.8 | 11.712 h |
| March | 34.8°C25.6°C | 25.6°C | 43 | 6.3 | 12.112 h |
| April | 34.9°C26.1°C | 26.1°C | 86 | 14.1 | 12.412 h |
| May | 33.6°C25.9°C | 25.9°C | 151 | 22.5 | 12.713 h |
| June | 32.2°C25.3°C | 25.3°C | 158 | 23.5 | 12.813 h |
| July | 31.7°C24.9°C | 24.9°C | 166 | 25.6 | 12.813 h |
| August | 31.5°C24.7°C | 24.7°C | 186 | 26.7 | 12.513 h |
| September | 30.8°C24.5°C | 24.5°C | 234 | 26.6 | 12.212 h |
| October, selected | 30.3°C24.0°C | 24.0°C | 209 | 22.8 | 11.912 h |
| November | 30.4°C23.3°C | 23.3°C | 71 | 9.8 | 11.612 h |
| December | 30.5°C22.4°C | 22.4°C | 22 | 3.4 | 11.411 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Phnom Penh in OctoberCambodia · 81 kmHigh 30.4°C · Low 24.1°C · 244 mm rain
- Dangkao in OctoberCambodia · 86 kmHigh 30.4°C · Low 24.1°C · 244 mm rain
- Takeo in OctoberCambodia · 141 kmHigh 30.3°C · Low 23.7°C · 258 mm rain
- Siem Reap in OctoberCambodia · 151 kmHigh 30.0°C · Low 23.8°C · 224 mm rain
- Tân Châu in OctoberVietnam · 173 kmHigh 30.6°C · Low 24.0°C · 276 mm rain
- Hồng Ngự in OctoberVietnam · 178 kmHigh 30.6°C · Low 24.0°C · 276 mm rain
- Châu Đốc in OctoberVietnam · 179 kmHigh 30.4°C · Low 23.8°C · 297 mm rain
- Battambang in OctoberCambodia · 185 kmHigh 30.4°C · Low 23.6°C · 190 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kampong Chhnang) is explained once on the Kampong Chhnang year overview and on the Sources, method and limits page.