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Weather in Siem Reap, Cambodia 🇰🇭

Weather Forecast in Siem Reap

Current Weather in Siem Reap

Partly Cloudy
25°C
Feels like 20°C. Partly Cloudy.
🌬️ 9 km/h W
💧 77% Humidity
🧭 1009 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 21°C
🌅 Sunrise: 05:47 AM
🌇 Sunset: 06:34 PM
Map Overlays:

In Siem Reap right now it is 25°C and partly cloudy, feeling like 20°C. Humidity sits at 77% and winds are near 9 km/h, and the UV index is 0 (low). Across the coming days, Siem Reap should see roughly 25°C to 35°C.

Hourly Forecast for Siem Reap

05:00
Partly Cloudy
25°
11%
06:00
Partly Cloudy
25°
13%
07:00
Partly Cloudy
26°
10%
08:00
Sunny
28°
6%
09:00
Sunny
30°
5%
10:00
Partly Cloudy
32°
4%
11:00
Partly Cloudy
33°
4%
12:00
Partly Cloudy
34°
4%
13:00
Overcast
35°
10%
14:00
Patchy rain nearby
34°
7%
15:00
Partly Cloudy
33°
5%
16:00
Partly Cloudy
32°
6%
17:00
Partly Cloudy
32°
7%
18:00
Patchy rain nearby
31°
14%
19:00
Patchy rain nearby
30°
23%
20:00
Patchy rain nearby
29°
16%
21:00
Patchy rain nearby
28°
51%
22:00
Patchy rain nearby
26°
46%
23:00
Clear
26°
13%
00:00
Clear
26°
13%
01:00
Clear
26°
13%
02:00
Clear
25°
13%
03:00
Patchy rain nearby
26°
33%
04:00
Partly Cloudy
25°
16%

14-Day Forecast for Siem Reap

Wed, Jul 22
Partly Cloudy Partly Cloudy
35° / 25°
Thu, Jul 23
Patchy rain nearby Patchy rain nearby
34° / 25°
Fri, Jul 24
Partly Cloudy Partly Cloudy
32° / 25°
Sat, Jul 25
Partly Cloudy Partly Cloudy
35° / 24°
Sun, Jul 26
Partly Cloudy Partly Cloudy
34° / 25°
Mon, Jul 27
Partly Cloudy Partly Cloudy
33° / 25°
Tue, Jul 28
Patchy rain nearby Patchy rain nearby
32° / 25°
Wed, Jul 29
Light rain shower Light rain shower
28° / 25°
Thu, Jul 30
Light rain shower Light rain shower
27° / 24°
Fri, Jul 31
Light rain shower Light rain shower
30° / 24°
Sat, Aug 01
Partly Cloudy Partly Cloudy
31° / 25°
Sun, Aug 02
Partly Cloudy Partly Cloudy
31° / 24°
Mon, Aug 03
Partly Cloudy Partly Cloudy
33° / 25°
Tue, Aug 04
Patchy rain nearby Patchy rain nearby
30° / 25°

Additional Forecasts for Siem Reap

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 109.0 μg/m³
O₃ (Ozone) 38.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.9 μg/m³
SO₂ (Sulphur Dioxide) 0.6 μg/m³
PM2.5 (Fine particles) 9.5 μg/m³
PM10 (Coarse particles) 14.0 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Cambodia

Browse Weather in Cambodia by cities in alphabetical order:

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Best Time to Be Outside in Siem Reap Today

The most comfortable window in Siem Reap today looks like 06:00 to 08:00, when it is around 26°C. It should stay dry through that window. The next likely rain is around 21:00.

Frequently Asked Questions about Weather in Siem Reap

What is the temperature in Siem Reap right now?

Siem Reap is sitting at 25°C (77°F) right now, partly cloudy (feels like 20°C).

What's the weather like in Siem Reap right now?

Current weather in Siem Reap: Partly Cloudy, humidity 77%, wind 9 km/h W.

What is today's forecast for Siem Reap?

Today in Siem Reap: high 35°C, low 25°C, partly cloudy. Chance of rain: 57%.

What is the 7-day weather forecast for Siem Reap?

Daily highs and lows for Siem Reap:

  • 2026-07-22: 35°C / 25°C
  • 2026-07-23: 34°C / 25°C
  • 2026-07-24: 32°C / 25°C
  • 2026-07-25: 35°C / 24°C
  • 2026-07-26: 34°C / 25°C
  • 2026-07-27: 33°C / 25°C
  • 2026-07-28: 32°C / 25°C
Is it going to rain in Siem Reap today?

There is a 57% chance of rain in Siem Reap today. Total expected precipitation: 1.43 mm.

What is the wind speed in Siem Reap right now?

Wind in Siem Reap is currently 9 km/h (6 mph) from the W.

What is the UV index in Siem Reap right now?

The UV index in Siem Reap is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇰🇭 Cambodia: Phnom Penh · Takeo · Siem Reap · Battambang · Paoy Paet · Kampong Chhnang · Sihanoukville · Kampong Cham · Pursat · Ta Khmau · Phumĭ Véal Srê · Kampong Speu · Koh Kong · Prey Veng · Suong · Smach Mean Chey · Stung Treng · Tbeng Meanchey · Svay Rieng · Sisophon · Kampot · Kratié · Kampong Thom · Lumphat · Samraong · Pailin · Banlung
Weather forecasts for cities in neighbouring countries: 🇱🇦 Laos: Vientiane · 🇹🇭 Thailand: Bangkok · Samut Prakan · Mueang Nonthaburi · Chon Buri · 🇻🇳 Vietnam: Ho Chi Minh City · Hanoi · Da Nang · Haiphong · Biên Hòa · Cần Thơ · Thuận An · Dĩ An · Huế · Vũng Tàu · Nha Trang · Long Xuyên · Thái Nguyên · Ninh Hòa · Rạch Giá · Chí Linh · Tân An · Qui Nhon