Siem Reap, Cambodia: What to pack, what to wear, and when to go [2021]

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Traveling to Siem Reap, Cambodia? If you're planning to go to Siem Reap, here is some important information about when to go, what to wear, and what to pack.

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When to go to Siem Reap, Cambodia

Based on the climate and weather in Siem Reap, the best time to go is December. See below for details.

Important esssentials for Siem Reap, Cambodia

Here are some general tips on what to wear in Siem Reap, as well as several items to remember to pack when traveling there.

What to wear/what to pack for Siem Reap, Cambodia by month

January

January in Siem Reap is really hot and very dry with almost no rain. Temperatures average in the high 80s F (low 30s C) during the day.

What to wear/what to pack:

February

February is consistently hot and very dry with almost no rain. Temperatures average in the low 80s F (low 30s C) during the day.

What to wear/what to pack:

March

If you visit Siem Reap during March, you are likely to find that it is extremely hot and dry with little rain.

Temperatures tend to hover around the low 90s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C).

What to wear/what to pack:

April

If you visit Siem Reap during April, you are likely to notice that it can be sizzling. Temperatures tend to hover around the low 90s F (mid 30s C) during the day, while at night they can dip into the 70s F (mid 20s C).

In terms of precipitation, you can expect it to rain once in a while.

What to wear/what to pack:

May

May in Siem Reap is constantly hot. Temperatures average in the low 90s F (low 30s C) during the day. It rains occasionally.

What to wear/what to pack:

June

If you visit Siem Reap during June, you may see that it is constantly hot and somewhat rainy. Temperatures tend to hover around the low 80s F (low 30s C) during the day, while at night they can dip into the 70s F (mid 20s C).

In terms of precipitation, you can expect it to rain a bit less than half of the time.

What to wear/what to pack:

July

In July, Siem Reap is constantly hot and somewhat rainy. Temperatures routinely are in the high 80s F (low 30s C) range.

At night, lows are in the low 70s F (low 20s C). This is also a rainy time for Siem Reap, with several of the days of the month having rain.

What to wear/what to pack:

August

Traveling to Siem Reap in August, you will notice that it can be sweltering and somewhat rainy. Expect it to rain 5-10 days this month. Daytime temperatures are in the high 80s F (low 30s C).

What to wear/what to pack:

September

In September, Siem Reap is constantly hot and somewhat rainy. Temperatures routinely are in the 80s F (low 30s C) and about a third of the time jump into the low 90s F (low 30s C) range.

At night, lows are in the low 70s F (low 20s C). This is also a rainy time for Siem Reap, with several of the days of the month having rain.

What to wear/what to pack:

October

In October, Siem Reap can be very hot and somewhat rainy. Temperatures routinely are in the 80s F (low 30s C) and about a third of the time jump into the low 90s F (low 30s C) range.

At night, lows are in the low 70s F (low 20s C). This is also a rainy time for Siem Reap, with several of the days of the month having rain.

What to wear/what to pack:

November

If you are traveling to Siem Reap in November, you will notice that it can be sweltering. Expect it to rain sometimes. Daytime temperatures are in the 80s F (low 30s C).

What to wear/what to pack:

December

December in this region can be sweltering and very dry with almost no rain. Temperatures average in the 80s F (low 30s C) during the day.

What to wear/what to pack:

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