December weather forecast
Cambodia

December in Cambodia ushers in the cooler period of the dry season, with minimal rainfall and relatively mild temperatures. During this month, average temperatures hover between 22°C (71.6°F) and 30°C (86°F), offering some of the most comfortable climatic conditions of the year.

Phnom Penh, the nation's capital, experiences average high temperatures around 30°C (86°F). Siem Reap, home to the majestic Angkor Wat, sees similar temperature trends. The coastal city of Sihanoukville has temperatures ranging from 24°C (75.2°F) to 29°C (84.2°F), with the sea breeze offering a slight cooling effect.

Rainfall in December is minimal, with an average of approximately 15mm (0.59") throughout the month. Rain showers, if they occur, are rare and predominantly take place in the late afternoons or evenings. Most days in December are sunny and dry, providing ideal weather for outdoor exploration.

Compared to November, December sees a minor drop in temperatures and a significant reduction in rainfall, firmly establishing the dry season's conditions. As December transitions into January, these comfortable and dry weather conditions persist. With its mild climate and minimal rainfall, December is among the most favorable times to visit Cambodia, allowing visitors to thoroughly enjoy both the cultural and natural sights the country has to offer.

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• Phnom Penh - December »
  In Phnom Penh, during December, the rain falls for 4.8 days and regularly aggregates up to 80mm (3.15") of precipitation. In December, the rain falls for 4.8 days.
• Kampot - December »
  On the first day of December in Kampot sunrise is at 06:06 and sunset at 17:38. On the first day of December in Kampot, sunrise is at 06:06 and sunset at 17:38.
• Banlung - December »
  The month with the shortest days in Banlung is December, with an average of 11h and 18min of daylight. In Banlung, in December, it is raining for 5 days, with typically 48mm (1.89") of accumulated precipitation.
• Kep - December »
  January through December, with an average maximum UV index of 7, are months with the lowest UV index in Kep, Cambodia. December has the shortest days of the year in Kep with an average of 11h and 30min of daylight.
• Paôy Pêt - December »
  In Paôy Pêt in December, during 4.4 rainfall days, 11mm (0.43") of precipitation is typically accumulated. On the first day of December in Paôy Pêt sunrise is at 06:17 and sunset at 17:40.
• Pailin - December »
  The month with the least rainfall in Pailin is December, when the rain falls for 7.6 days and typically collects 16mm (0.63") of precipitation. The month with the shortest days in Pailin is December, with an average of 11h and 24min of daylight.
• Krong Siem Reap - December »
  The month with the shortest days in Krong Siem Reap is December, with an average of 11h and 24min of daylight. December is Krong Siem Reap's coldest month, registering average high temperatures of 30°C (86°F) and lows of 20°C (68°F).
• Krong Preah Sihanouk - December »
  On the first day of December in Krong Preah Sihanouk sunrise is at 06:08 and sunset at 17:41. The month with the lowest UV index in Krong Preah Sihanouk is December, with an average maximum UV index of 10.
• Memot - December »
  December has the shortest days of the year in Memot with an average of 11h and 24min of daylight. The month with the shortest days in Memot is December, with an average of 11h and 24min of daylight.