Avg weather in June
12 Hrs per day
35 mm per month
77 % avg
6 Mph avg

Cambodia Weather in June

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What’s the weather like in Cambodia in June?

Located in Southeast Asia bordering Thailand and Vietnam, the beautiful country of Cambodia has distinctive wet and dry seasons including the southwest monsoon which lasts from May to October. With varied weather depending on which region you visit, June is usually warm with heavy rain on the south coast and sunny, often drier weather in central regions. Wherever you travel in Cambodia at this time of year, you’ll need to prepare for high levels of humidity and heavy downpours of rain.


At this time of year, the average high temperature in the southern coastal region of Sihanoukville is a hot 31°C, with lows of 26°C at night. Although it’s warm in June, Sihanoukville is also very wet with more than 250mm of rain expected over the course of the month. Further north in Siem Reap,

temperatures are slightly hotter with highs of 33°C and lows of 26°C, with 150mm of rain forecast during June.

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