Temperatures in April
It's hot in April in Siem Reap with an average temperature of 36°C. Temperatures this month range from a low of 34°C to a high of 37°C. At night, you can expect temperatures between 25°C and 27°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Siem Reap in April. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of April
The month of April starts in Siem Reap with hot temperatures, averaging around 36°C during the day and nights close to 26°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-April
By mid-April, the average daytime temperature stays the same at 36°C, with nights close to 27°C. There might be a few showers during this period, but plenty of dry days with sunshine too. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of April
By the end of April, the average daytime temperature in Siem Reap will be around 37°C, with nights close to 27°C. A shower might show up, but overall the weather will be dry and sunny. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in April
In April, there is an average of 61 mm of precipitation, spread over 13 days. The wind speed is around 3 Bft, mostly coming from the South.
The average precipitation chance is 43% per day this month. The weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in April for Siem Reap. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Siem Reap in April |
London | ||
|---|---|---|---|
 Average Temperature |
36°C | 15°C | |
 High Temp |
37°C | 18°C | |
| Low Temp |
34°C | 12°C | |
 Total Precipitation |
61 mm | 29 mm | |
| Rainy Days |
13 days | 7 days | |
March
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is April a good time to visit Siem Reap?
April isn’t a good time to be in Siem Reap. The average temperature of 36°C this month is uncomfortably hot for a pleasant stay.
Temperature records for Siem Reap in April
With 44°C, Siem Reap hit the highest temperature in the last 10 years in April 2021. The lowest daytime temperature in this month was 25°C in 2022. The extreme night temperatures ranged from a low of 16°C to a high of 29°C.
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Daily Temperature in April in Siem Reap
This chart shows the average daily temperatures, both day and night, for each day in April in Siem Reap, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in April in Siem Reap
The chart below shows the average daily precipitation in April for Siem Reap, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for April, you can expect around 13 days of rain in Siem Reap.
Daily UV Index in April in Siem Reap
This chart shows the average daily UV index in April in Siem Reap, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in April in Siem Reap Over the Years
This chart shows the average temperature in April in Siem Reap, measured in degrees Celsius, over the past years.
Total Precipitation in April in Siem Reap Over the Years
This chart shows the average precipitation in April in Siem Reap, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in April for Siem Reap
Click on a specific day in April for detailed info on the typical weather on that day in Siem Reap. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in Siem Reap
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Average Weather in Siem Reap by Month
Click on a month below to see detailed weather info for Siem Reap. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Siem Reap for all months at once
