Phnom Penh weather
Our guide to the weather in Phnom Penh during January
We've looked at the most up-to-date weather data for Phnom Penh, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Phnom Penh weather in January.
How hot is it in Phnom Penh during January?
The temperature reaches around 33℃ during the daytime in January, falling away to 22℃ at night. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.
Does it rain in Phnom Penh during January?
January is typically the driest month in Phnom Penh. On average, in January you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. You're not likely to see a thunderstorm during your trip.
Is it windy in Phnom Penh during January?
You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in January. With moderate humidity, any breeze will have a welcome cooling effect.
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Weather in Phnom Penh
Our month-by-month guide to the weather and climate in Phnom Penh
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