April weather forecast
Krong Siem Reap, Cambodia

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The small ancient Hindu Temple, Baksei Chamkrong, surrounded by trees in Krong Siem Reap, Cambodia
The small ancient Hindu Temple, Baksei Chamkrong, surrounded by trees in Krong Siem Reap, Cambodia

Weather in April

As heat builds in April, weather conditions in Krong Siem Reap, Cambodia noticeably change. April boasts of a slight increase in temperature, side-by-side with an escalated precipitation which is almost twice March's level, reaching up to 64mm (2.52"). Despite the progression in rain levels, the month doesn't move into the rainy season yet. Interestingly, April provides a hint of what to expect from the ensuing rainy season with more humid conditions than in the preceding month. Longer daylight hours and amplified UV intensity also remain a consistent feature throughout the month.

Temperature

March and April represent the warmest period, with an average high-temperature of 36°C (96.8°F).

Rainfall

In April, the rain falls for 7 days. Throughout April, 64mm (2.52") of precipitation is accumulated. Throughout the year, there are 121 rainfall days, and 1357mm (53.43") of precipitation is accumulated.

Daylight

In April, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 06:00 and sunset at 18:16. On the last day of April, sunrise is at 05:43 and sunset at 18:19 +07.

Sunshine

In April, the average sunshine is 8h.

UV index

February through September, with an average maximum UV index of 12, are months with the highest UV index in Krong Siem Reap, Cambodia. A UV Index value of 11, and more, symbolizes an extreme health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 12 in April translates into the following recommendations:
Employ all crucial safeguards, unprotected skin could burn rapidly. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Frequent reapplication of a broad-spectrum SPF 30+ sunscreen is vital every two hours or directly after a swim or an outdoor workout.

Frequently asked questions

What month is the hottest?

In Krong Siem Reap, Cambodia, the months of March and April register the average highest temperatures, peaking at 36°C (96.8°F).

How hot does it get in April?

The average high-temperature, in April, in Krong Siem Reap, is 36°C (96.8°F), while the average low-temperature is 24°C (75.2°F).

How many days does it rain in April?

In Krong Siem Reap, during April, the rain falls for 7 days and regularly aggregates up to 64mm (2.52") of precipitation.

What is the average length of the day in April?

In April, the average day length is 12h and 26min.

What time are sunrise and sunset in April?

On the first day of April, sunrise is at 06:00 and sunset at 18:16. On the last day of the month, sunrise is at 05:43 and sunset at 18:19 +07.

How long on average sun shines in April?

The average sunshine duration in April in Krong Siem Reap is 8h.

What is the month with the highest UV index?

February through September, with an average maximum UV index of 12, are months with the highest UV index.

How high is the UV index in April?

The average daily maximum UV index in April is 12. A UV Index value of 11, and more, symbolizes an extreme health vulnerability from unsafe exposure to Sun's UV rays.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in April
Krong Siem Reap, Cambodia

Average temperature in April - Krong Siem Reap, Cambodia
  • Average high temperature in April: 36°C

The warmest months (with the highest average high temperature) are March and April (36°C).
The month with the lowest average high temperature is December (30°C).

  • Average low temperature in April: 24°C

The month with the highest average low temperature is May (25°C).
The coldest month (with the lowest average low temperature) is January (19°C).

Average rainfall in April
Krong Siem Reap, Cambodia

Average rainfall in April - Krong Siem Reap, Cambodia
  • Average rainfall in April: 64mm

The wettest month (with the highest rainfall) is September (250mm).
The driest month (with the least rainfall) is January (1mm).

Average rainfall days in April
Krong Siem Reap, Cambodia

Average rainfall days in April - Krong Siem Reap, Cambodia
  • Average rainfall days in April: 7 days

The months with the highest number of rainy days are July, August and September (18 days).
The month with the least rainy days is January (1 days).

Average daylight in April /
Average sunshine in April
Krong Siem Reap, Cambodia

Average daylight in April / Average sunshine in April - Krong Siem Reap, Cambodia
  • Average daylight in April: 12h and 2min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in April: 8h

The months with the most sunshine are January, February and December (Average sunshine: 9h).
The months with the least sunshine are August and September (Average sunshine: 5h).

Average UV index in April
Krong Siem Reap, Cambodia

Average UV index in April - Krong Siem Reap, Cambodia
  • Average UV index in April: 12

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

Krong Siem Reap, Cambodia

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