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Siem Reap weather and climate
January
February
March
April
May
June
July
August
September
October
November
December
Overview
Siem Reap weather and climate
January
February
March
April
May
June
July
August
September
October
November
December
Overview
Day
35 °C
Night
25 °C
Precipitation
61 mm
in month
Rainy days
11 days
in month
Daylight
12 hours
average
Sunshine
8 hours
average
Humidity
71 %
Day
35 °C
Night
25 °C
Precipitation
61 mm
in month
Rainy days
11 days
in month
Daylight
12 hours
average
Sunshine
8 hours
average
Humidity
71 %
Weather charts for Siem Reap
Weather overview
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Weather overview for Siem Reap
Weather overview
Siem Reap (Cambodia) in general has a tropical climate. Temperatures during the day are in the range from 31 °C (87 °F) in January to 35 °C (95 °F) in April. The least rainy month in Siem Reap is December with its 2 days of rain, the rainiest month is September, when it rains 23 days. The highest night temperatures could be experienced in April with 25 °C (78 °F), the lowest in December with 19 °C (67 °F).
January weather
The minimum of the day temperature is observable, with its value of 31 °C (87 °F) in Siem Reap. The tourist season is taking place. The number of rainy days rise's start could be observed, with its value of 2 days, while the rainfall amount is on its minimum, its value is 4 mm (0.16 in). The maximum of the number of sun hours (without clouds) can be noticed, with its value of 9 hours.
February weather
The day temperature starts to rise, its value is 33 °C (91 °F) in Siem Reap, and the night temperature starts to rise as well, the value of this measure is 22 °C (72 °F). The number of rainy days rises similarly to the previous month, its value is 4 days, while the rainfall amount starts to rise, its value is 10 mm (0.38 in). The tourist season is close to its peak, and the dry season is taking place as well this month.
March weather
The rise of the day temperature can be observed, its value is 34 °C (93 °F) in Siem Reap, and the rise of the night temperature can be observed as well, with its value of 24 °C (75 °F). The ongoing tourist season is noticeable. The rainfall amount rises similarly to the previous month, and the number of rainy days rises similarly to the previous month as well, with its value being 7 days. The wind speed is on its maximum in this month.
April weather
The day temperature reaches its maximum, its value is 35 °C (95 °F) in Siem Reap, and the maximum of the night temperature can be noticed too, its value is 25 °C (78 °F). The rainfall amount continues to rise, the value of this measure is 61 mm (2.41 in), and the rise of the number of rainy days can be observed as well, its value is 11 days. The number of sun hours (without clouds) continues to descent, the value of this measure is 8 hours.
May weather
The day temperature starts to descent, with its value of 34 °C (92 °F) in Siem Reap. The wet season slowly starts. The rise of the number of rainy days can be observed, its value is 19 days, and the rainfall amount continues to rise too, with its value being 141 mm (5.56 in). The number of sun hours (without clouds) descents similarly to the previous month, with its value being 7 hours.
June weather
The day temperature continues to descent, its value is 33 °C (91 °F) in Siem Reap, while the beginning of the descent of the night temperature could be noticed, the value of this measure is 24 °C (76 °F). The number of rainy days rises similarly to the previous month, the value of this measure is 22 days, and the rise of the rainfall amount can be observed as well, with its value of 173 mm (6.81 in). The descent of the number of sun hours (without clouds) can be observed, its value is 6 hours. There is pending wet season in June.
July weather
The day temperature descents similarly to the previous month, with its value being 32 °C (89 °F) in Siem Reap. The rainfall amount rises similarly to the previous month, with its value being 196 mm (7.73 in). The ongoing wet season is noticeable.
August weather
The wet season is close to its peak in Siem Reap. The maximum of the humidity can be noticed, with its value being 84 %. The beginning of the descent of the number of sun hours (without clouds) could be noticed, the value of this measure is 5 hours.
September weather
The maximum of the number of rainy days can be noticed, with its value of 23 days in Siem Reap, and the rainfall amount is on its maximum too, its value is 253 mm (9.94 in). The ongoing wet season is noticeable this month. The minimum of the number of sun hours (without clouds) is observable, its value is 5 hours. The wind speed is on its minimum, its value is 1.
October weather
The day temperature descent's start could be observed, with its value being 31 °C (87 °F) in Siem Reap, and the night temperature starts to descent too in this month. The wet season is taking place. The beginning of the descent of the rainfall amount could be noticed, the value of this measure is 201 mm (7.91 in), and the number of rainy days starts to descent as well, its value is 17 days. The beginning of the rise of the number of sun hours (without clouds) could be noticed, its value is 7 hours.
November weather
The beginning of the rise of the day temperature could be noticed, the value of this measure is 31 °C (89 °F) in Siem Reap, while the night temperature descents similarly to the previous month. The tourist season slowly starts this month. The rainfall amount continues to descent, and the descent of the number of rainy days can be observed as well, the value of this measure is 7 days. The number of sun hours (without clouds) rises similarly to the previous month, the value of this measure is 8 hours.
December weather
The tourist season is close to its peak in Siem Reap. The beginning of the descent of the day temperature could be noticed, with its value being 31 °C (88 °F), while the night temperature reaches its minimum. The number of rainy days is on its minimum, with its value being 2 days, while the rainfall amount continues to descent, the value of this measure is 9 mm (0.37 in). The number of sun hours (without clouds) continues to rise, the value of this measure is 9 hours.
FAQs
What is the average number of rainy days in January in Siem Reap?
There are 2 days, which are rainy in January in Siem Reap, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 0.5 days of the week, or in general - 8 % days.
Are there good conditions to visit in Siem Reap in February?
February is the best month to visit Siem Reap. The daily temperatures in this month reach pleasant 33 °C (91 °F). At night, temperatures hover around a pleasant 22 °C (72 °F). You can expect just 4 days of rain during the month, taking an umbrella is not necessary.
Is there a wet season in Siem Reap in March?
No, there is no wet season in Siem Reap in March - you can expect 7 days of rain during the month.
What is the night temperature in April in Siem Reap?
The average night temperature in Siem Reap in April is 25 °C (78 °F). The temperature creates a tropical atmosphere and encourages a night of fun, often including a drink to refresh. After all, this temperature is already relatively high.
What level of humidity is to expect in August in Siem Reap?
In Siem Reap in August, expect humidity around 84 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
How windy is it in September in Siem Reap?
In Siem Reap in September, there will be an average wind scale of 1. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
How many hours of sun to expect in October in Siem Reap?
In Siem Reap in October, you can expect around 7 hours of sunshine.
Is it hot in Siem Reap in November?
In Siem Reap in November, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
What temperature can I expect during the day in December in Siem Reap?
The average daily temperature in December in Siem Reap is 31 °C (88 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.