Siem Reap, Cambodia Weather
- Siem Reap, Cambodia Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- Temperature and possibility of rain in Siem Reap over the next 12 hours
- Temperature and possibility of rain in Siem Reap in the coming days
- Rainfall in Siem Reap in the coming days
- Siem Reap Weather Summary
- Weather averages by month
- Siem Reap's weather
- Frequently asked questions
- Comments
Current conditions
Condition: Mainly Clear
Pressure: 1,013 hPa
Feel like: 28 °C
Temperature: 25°C
Cloud: 23%
Humidity: 63%
Wind: NE - 5 km/h
Visibility: 24.14 km
30 Day Averages and Extremes
- Average high 28.43°C
- Average low 21.83°C
- Hottest day 33°C (09 November 2025)
- Coldest day 16°C (26 November 2025)
- Average humidity 78.03%
- Days with precipitation 26 days
- Highest precipitation 58 mm (01 November 2025)
Yesterday's Data
- Max: 29°C
- Min: 19°C
- Total Precipitation: 0 mm
Temperature and possibility of rain in Siem Reap over the next 12 hours
Temperature and possibility of rain in Siem Reap in the coming days
Rainfall in Siem Reap in the coming days
Siem Reap Climate Summary
Siem Reap features a Tropical wet and dry or savanna (Köppen classification: Aw), with an average annual temperature of 29.43ºC (84.97ºF), which is about 0.46% higher than the national average for Cambodia. Annually, the city experiences approximately 116.39 millimeters (4.58 inches) of rainfall, spread across 195.81 rainy days, accounting for 53.65% of the year.
| Longitude | 13.3632533 |
| Latitude | 103.856403 |
| Yearly high temperature | 32.69ºC (90.84ºF) |
| Yearly low temperature | 24.55ºC (76.19ºF) |
| Hottest month | March 35.67ºC (96.21ºF) |
| Coldest month | January 21.75ºC (71.15ºF) |
| Yearly precip | 116.39mm (4.58in) |
| Days with rainfall | 195.81 days (53.65%) |
| Driest month | January (60.35%) |
| Wettest month | September (80.96%) |
Weather averages by month
| Month | High / Low (°C) | Rain |
|---|---|---|
| January | 31.69° / 21.75° | 2.45 days |
| February | 34.01° / 23.42° | 3.27 days |
| March | 35.67° / 25.89° | 9.18 days |
| April | 35.74° / 26.88° | 16.0 days |
| May | 34.77° / 26.74° | 21.55 days |
| June | 32.82° / 25.64° | 24.36 days |
| July | 31.71° / 24.88° | 26.73 days |
| August | 31.63° / 24.98° | 25.27 days |
| September | 31.35° / 24.97° | 28.09 days |
| October | 31.18° / 24.45° | 23.09 days |
| November | 31.22° / 23.51° | 11.91 days |
| December | 30.44° / 21.46° | 3.91 days |
Siem Reap's weather
Frequently asked questions
1. What is the hottest month in Siem Reap?
March has the highest average monthly temperature (daily mean of 35.67ºC) and January are the coolest (daily mean of 21.75ºC).
2. What should I wear in Siem Reap today?
For today's very hot weather in Siem Reap, with the high temperatures above 31ºC (87.8ºF), consider wearing:
- Light, natural fabrics (like cotton or linen)
- UV-blocking sunglasses
- High SPF sunscreen for outdoor activities
- Sleeveless tops or vests
Temperature
Air quality
Satisfactory air quality, minimal pollution, low risk
- CO2 443
- CO 285
- NH3 0
- NO2 0
- O3 87
- PM10 18
- PM25 17
- SO2 2
- CH4 1,459