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Phnom Penh

Phnom Penh 1
Travel Info
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Phnom Penh Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Phnom Penh year round climate

  • Spring (March–May): Average 85–87°F, hot and dry climate. Rainfall is minimal in March, increasing in April. Common activities: Visiting temples and the Royal Palace, enjoying the city views. Recommended clothing: Light and breathable cotton clothing, sun hat, sunglasses.
  • Summer (June–August): Average 83–85°F, hot and humid climate with abundant rainfall. Common activities: Enjoying indoor activities such as visiting museums or resting in air-conditioned places. Recommended clothing: Light and breathable cotton clothing, sweat-wicking clothing.
  • Autumn (September–November): Average 82–83°F, still hot but with heavier rainfall and high humidity. October receives the most rainfall. Common activities: Exploring the Mekong River, enjoying local cuisine. Recommended clothing: Light and breathable clothing, rain gear.
  • Winter (December–February): Average 81–83°F, relatively dry and cool but still warm. Common activities: Sightseeing and enjoying outdoor activities. Recommended clothing: Light long-sleeved clothing.

Phnom Penh climatological average

Annual average temperature: approx. 84.0°F / Annual rainfall: approx. 1863 mm / Summer humidity: 75%–85% / Rainiest month: October

Phnom Penh monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
81.7°F
13.2
February
83.5°F
5.5
March
85.3°F
0.5
April
87.4°F
32.5
May
86.4°F
159.9
June
85.6°F
177.2
July
83.7°F
243.9
August
84.6°F
259.8
September
82.9°F
297.6
October
82.9°F
415.8
November
83.3°F
226.2
December
81.5°F
31

Phnom Penh weather for the next seven days

12/4
Thursday
Heavy rain
83.3°F/74.2°F
12/5
Friday
Patchy rain nearby
85.7°F/72.5°F
12/6
Saturday
Partly Cloudy
85.8°F/70.9°F
12/7
Sunday
Partly Cloudy
86.3°F/70.4°F
12/8
Monday
Sunny
84.5°F/70°F
12/9
Tuesday
Sunny
82°F/68.6°F
12/10
Wednesday
Partly Cloudy
84°F/68.3°F