Cambodia · Asia
What to Wear in Phnom Penh
Month-by-month temperatures, rainfall, and clothing recommendations for Phnom Penh, Cambodia. Find out what to pack for every season.
Warmest month
March
35°C / 95°F
Coolest month
September
31°C / 88°F
Wettest month
October
257 mm
Best months
Year-round
Monthly climate & clothing guide
| Month | High | Low | Rain | Humidity | Climate |
|---|---|---|---|---|---|
| January | 32°C / 90°F | 22°C / 72°F | 7 mm | moderate | Hot & Dry |
| February | 33°C / 91°F | 23°C / 73°F | 8 mm | moderate | Hot & Dry |
| March | 35°C / 95°F | 24°C / 75°F | 40 mm | moderate | Hot & Dry |
| April | 35°C / 95°F | 25°C / 77°F | 77 mm | high | Hot & Humid |
| May | 34°C / 93°F | 25°C / 77°F | 124 mm | high | Hot & Humid |
| June | 33°C / 91°F | 25°C / 77°F | 155 mm | high | Hot & Humid |
| July | 32°C / 90°F | 25°C / 77°F | 171 mm | high | Hot & Humid |
| August | 32°C / 90°F | 25°C / 77°F | 160 mm | high | Hot & Humid |
| September | 31°C / 88°F | 24°C / 75°F | 224 mm | high | Hot & Humid |
| October | 31°C / 88°F | 24°C / 75°F | 257 mm | high | Hot & Humid |
| November | 31°C / 88°F | 23°C / 73°F | 127 mm | high | Hot & Humid |
| December | 31°C / 88°F | 22°C / 72°F | 45 mm | moderate | Hot & Dry |
Seasonal clothing guide for Phnom Penh
Winter (Dec-Feb)
Hot & DryAverage highs 32°C (90°F), lows 22°C (72°F). Total seasonal rainfall: 60 mm.
Sun protection is the priority. Loose-fitting, UPF-rated clothing shields skin without trapping heat. Evenings can cool significantly in desert climates.
Spring (Mar-May)
Hot & HumidAverage highs 35°C (95°F), lows 25°C (77°F). Total seasonal rainfall: 241 mm.
Lightweight, breathable fabrics that wick moisture and dry fast. Minimize layers — one top and one bottom is all you need most days.
Summer (Jun-Aug)
Hot & HumidAverage highs 32°C (90°F), lows 25°C (77°F). Total seasonal rainfall: 486 mm.
Lightweight, breathable fabrics that wick moisture and dry fast. Minimize layers — one top and one bottom is all you need most days.
Fall (Sep-Nov)
Hot & HumidAverage highs 31°C (88°F), lows 24°C (75°F). Total seasonal rainfall: 608 mm.
Lightweight, breathable fabrics that wick moisture and dry fast. Minimize layers — one top and one bottom is all you need most days.
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Read the full packing guideFAQ
What should I wear when visiting Phnom Penh?
What to wear in Phnom Penh depends on the month. The warmest month is March (avg high 35°C / 95°F) and the coldest is September (avg high 31°C / 88°F). Check the month-by-month table above for specific clothing recommendations.
What is the best time to visit Phnom Penh?
The best time to visit Phnom Penh depends on your preferences and tolerance for heat, cold, or rain. Review the monthly climate data above to find the conditions that suit your travel style.
Does it rain a lot in Phnom Penh?
The wettest month in Phnom Penh is October with an average of 257 mm of rainfall. A packable rain jacket is essential during the wet season.
Do I need warm clothes for Phnom Penh?
Phnom Penh stays relatively warm year-round. The coolest month is September with average highs of 31°C (88°F). A light jacket or sweater should be sufficient for cooler evenings.
Ready to pack for Phnom Penh?
Use our interactive tool to compare climates and get layering advice.
Open Climate Calendar