Siem Reap 气候 and Average 天气
气候 of Siem Reap: average temperatures, rainfall and seasons month by month.
气候 in Siem Reap month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | 31° | 20° | 1 mm | ★★★★★ |
| 二月 | 33° | 23° | 13 mm | ★★★★☆ |
| 三月 | 34° | 25° | 69 mm | ★★★★☆ |
| 四月 | 36° | 27° | 58 mm | ★★★★☆ |
| 五月 | 34° | 26° | 226 mm | ★★☆☆☆ |
| 六月 | 33° | 26° | 184 mm | ★★★☆☆ |
| 七月 | 32° | 25° | 271 mm | ★★☆☆☆ |
| 八月 | 33° | 25° | 158 mm | ★★★☆☆ |
| 九月 | 31° | 25° | 378 mm | ★★☆☆☆ |
| 十月 | 31° | 24° | 271 mm | ★★☆☆☆ |
| 十一月 | 31° | 23° | 104 mm | ★★★★☆ |
| 十二月 | 30° | 22° | 31 mm | ★★★★★ |
气候 type: Tropical. 来源： Open-Meteo archive (ERA5).
Recent extremes in Siem Reap
高est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Siem Reap compares，天气为nearby places
Annual averages, and the difference against Siem Reap.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Suvarnabhumi Airport | 336 km | 28°C | about the same | 1728 mm |
| Thailand | 364 km | 29°C | +1°C warmer | 1614 mm |
| Bangkok | 364 km | 29°C | +1°C warmer | 1614 mm |
| Grand Palace | 365 km | 29°C | +1°C warmer | 1614 mm |
| Mekong River | 529 km | 26°C | 1°C cooler | 2187 mm |
气候 by attraction in Siem Reap
1 attractions mapped in this atlas
气候 by unesco world heritage site in Siem Reap
1 unesco world heritage sites mapped in this atlas
最佳旅游时间 Siem Reap
Go in 一月, 二月 and 十二月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 五月, 七月 and 九月 - expect the least comfortable mix of heat, cold or rain.
What this means for Siem Reap
Today is about average for 九月. The forecast high of 31°C is in line，天气为the 31°C typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Wet roads are likely; braking distances roughly double in heavy rain.
Within 15 degrees of the equator, day length barely changes all year; seasons are defined by rain, not temperature.
Northern Hemisphere, so peak summer falls in 六月至八月.
The gap between the warmest and coldest month averages 6°C - an unusually even climate through the year.
What至pack, what至skip
- Lightweight, light-coloured clothing and a refillable water bottle
- 周日glasses, a brimmed hat and SPF 30+
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- Insect repellent and quick-dry fabrics for humidity
- If your dates are flexible, avoid 五月, 七月 and 九月 - historically the least comfortable months here.
摘要
Siem Reap is a city in 柬埔寨. Siem Reap is known for Base for Angkor Wat. 人口约为245.000.
目前气温为27°C (81°F) in Siem Reap，天气为雷暴. 体感温度为33°C. 今天气温在25°C至31°C. 降水概率为100%. Sightseeing conditions score 7.1/10 - 良好.
最佳旅游时间是Siem Reap is 一月, 二月 and 十二月. 气候为tropical. 五月, 七月 and 九月 tend至be the least comfortable months. 四月 is the warmest month，天气为average highs near 36°C, while 一月 is the coldest，天气为lows near 20°C.
The closest major airport is Suvarnabhumi Airport (BKK), about 336 km away. Nearby highlights include Angkor Wat, Angkor and Grand Palace.
简单来说。 Today is about average for 九月. The forecast high of 31°C is in line，天气为the 31°C typical for this month. The best window至be outside is roughly 7 AM至10 AM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Siem Reap today at 9.4/10. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Siem Reap
天气 map for Siem Reap
Animated model layers. Pick a layer至load it.
Animated layers by 风y. For pin-level detail and nearby places, see the interactive map below.
Explore Siem Reap
Every topic we hold for this place, and the same topic for the places around it.
气候 for related places
Frequently asked questions
Where is Siem Reap?
Siem Reap is a city in 柬埔寨. Its coordinates are 13.3671, 103.8448. It lies in 亚洲.
What is the weather like in Siem Reap现在?
It is currently 27°C (81°F)，天气为雷暴. 湿度 is 89% and wind is 6 km/h.
When is the best time至visit Siem Reap?
一月, 二月 and 十二月 offer the most comfortable conditions in Siem Reap, which has a tropical climate. 五月, 七月 and 九月 are usually the hardest months for outdoor plans.
What time zone is Siem Reap in?
Siem Reap observes Asia/Phnom_Penh (UTC+07:00). The local time is 5:14 PM.
How many people live in Siem Reap?
Siem Reap has a population of approximately 245.000.
What is the nearest airport至Siem Reap?
The closest airports are Suvarnabhumi Airport (BKK), 336 km away.
What are the top things至do in Siem Reap?
Popular options include Angkor Wat, Angkor and Grand Palace.
What places are in Siem Reap?
Siem Reap covers 2 places in this atlas, including Angkor Wat and Angkor.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts. |
|---|---|
| 预报 and observations | Open-Meteo (ECMWF and national models). |
| 空气质量 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 气候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated 九月 15, 2026 at 5:14 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
