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Weather in Siem Reap for October 2026

Your guide to Siem Reap weather in October - trends and predictions

    Temperatures

  • Until now, October 2026 in Siem Reap has been nearly identical to the historical average, with a temperature of 30.9 °C (showing only a slight deviation of 0.1 °C).

  • The forecast for the coming days of October 2026 predicts a temperature of 32 °C , which is warmer than usual.

  • In general, the average temperature in Siem Reap at the beginning of October is 30.5 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.4 °C by the end of October.

    • Rain 🌧️

  • Siem Reap experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 283.6 mm.

    • More

  • Is October a good time to visit Siem Reap? check out the best time to travel to Siem Reap page.

Average dry days
3
Dry days
Average rainy days
28
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/24°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Siem Reap Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Light rain
32°
2
Moderate rain
31°
3
Light rain
30°
4
Light rain
31°
5
Light rain
31°
6
Light rain
30°
7
Moderate rain
30°
8
Light rain
30°
9
Moderate rain
31°
10
Moderate rain
31°
11
Moderate rain
31°
12
Moderate rain
31°
13
Moderate rain
30°
14
Light rain
31°
15
Light rain
31°
16
Moderate rain
31°
17
Light rain
31°
18
Moderate rain
30°
19
Light rain
31°
20
Moderate or heavy rain shower
32°
21
Moderate rain
31°
22
Light rain
31°
23
Light rain
31°
24
Light rain
31°
25
Light rain
30°
26
Light rain
30°
27
Moderate rain
29°
28
Light rain
28°
29
Light rain
32°
30
Light rain
32°
31
Light rain
32°

Temperatures trend during October in Siem Reap

See the weather trend as well as the moving average line

October weather in Siem Reap day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
1 Oct. Light rain
Light rain
 32° /24° 5.8 mm 6
2 Oct. Moderate rain
Moderate rain
 31° /25° 12.1 mm 6
3 Oct. Light rain
Light rain
 30° /24° 9.1 mm 6
4 Oct. Light rain
Light rain
 31° /24° 9.8 mm 6
5 Oct. Light rain
Light rain
 31° /25° 6.4 mm 6
6 Oct. Light rain
Light rain
 30° /25° 6.1 mm 6
7 Oct. Moderate rain
Moderate rain
 30° /24° 18.1 mm 6
8 Oct. Light rain
Light rain
 30° /24° 5.9 mm 6
9 Oct. Moderate rain
Moderate rain
 31° /24° 13.1 mm 6
10 Oct. Moderate rain
Moderate rain
 31° /24° 14.1 mm 6
11 Oct. Moderate rain
Moderate rain
 31° /24° 13.9 mm 6
12 Oct. Moderate rain
Moderate rain
 31° /24° 10.5 mm 6
13 Oct. Moderate rain
Moderate rain
 30° /24° 14.4 mm 5
14 Oct. Light rain
Light rain
 31° /24° 9.8 mm 6
15 Oct. Light rain
Light rain
 31° /24° 3.9 mm 6
16 Oct. Moderate rain
Moderate rain
 31° /24° 11.4 mm 6
17 Oct. Light rain
Light rain
 31° /24° 9.1 mm 6
18 Oct. Moderate rain
Moderate rain
 30° /24° 11.4 mm 6
19 Oct. Light rain
Light rain
 31° /24° 8.1 mm 6
20 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /24° 7.7 mm 7
21 Oct. Moderate rain
Moderate rain
 31° /24° 10.6 mm 6
22 Oct. Light rain
Light rain
 31° /24° 5.3 mm 7
23 Oct. Light rain
Light rain
 31° /24° 3.4 mm 7
24 Oct. Light rain
Light rain
 31° /23° 6 mm 7
25 Oct. Light rain
Light rain
 30° /23° 3.6 mm 6
26 Oct. Light rain
Light rain
 30° /25° 5 mm 6
27 Oct. Moderate rain
Moderate rain
 29° /23° 12.8 mm 6
28 Oct. Light rain
Light rain
 28° /23° 6.8 mm 6
29 Oct. Light rain
Light rain
 32° /25° 2.9 mm 9
30 Oct. Light rain
Light rain
 32° /25° 3.2 mm 9.5
31 Oct. Light rain
Light rain
 32° /25° 4.2 mm 9.7
Next
Important Notice
Our weather forecast for Siem Reap in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Siem Reap forecast closer to your planned date for the most up-to-date weather information.
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Siem Reap in October - FAQ

What are the expected maximum and minimum temperatures in Siem Reap during October?
During October, expect a variety of temperatures with highs around 30° and lows near 24°, suitable for diverse activities and preferences.

How much rainfall should be expected in Siem Reap during October?
Significant rainfall exceeding 283.6 mm is expected in Siem Reap during October, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Siem Reap during October?
The average wind speed in Siem Reap during October is 10 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Siem Reap

Explore the daily rainfall trends and prepare for Siem Reaps October weather 💧
Typically, Siem Reap has 28 rainy days in October with a total of 283.6 mm of rainfall.

UV exposure in Siem Reap during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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Location coordinates Where is Siem Reap?

Get accurate weather forecasts for Siem Reap, located at latitude 13.362 and longitude 103.861. Stay updated with localized weather information tailored for Siem Reap.

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