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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Australia Data Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Check the live forecast above before heading out in Phnom Penh, as the tropical monsoon climate brings hot, humid conditions year‑round with a distinct wet season from May to October.
What is the typical weather in Phnom Penh?
Phnom Penh has a tropical wet‑dry climate, so you can expect high temperatures every month—usually 30–36 °C—with intense humidity. The dry season (November–April) brings sunny days and lower rainfall, while the wet season sees daily downpours, often in the afternoon. If you’re comparing weather across Australia with Phnom Penh, note that our tropical north shares similar monsoon patterns, but Cambodia’s capital stays consistently hot year‑round.
When is the best time to visit Phnom Penh?
November to February offers the most comfortable conditions: lower humidity, clear skies and temperatures around 30 °C. March and April are the hottest months, often exceeding 36 °C. For detailed phnom penh weather by month averages, look at the historical data in the live forecast above. If you’re planning a trip to Angkor Wat, weather siem reap follows a very similar pattern, though slightly cooler in the dry season.
What is the weather in Phnom Penh tomorrow?
The live forecast above shows tomorrow’s conditions. Typically, expect a hot morning and a chance of brief afternoon showers during the wet season, or clear skies in the dry months.
Is there a weather radar for Phnom Penh?
Phnom Penh’s Doppler radar is operated by Cambodia’s Department of Meteorology. You can view weather phnom penh radar on their site, but for a quick overview, the live forecast above gives the most reliable short‑term outlook.
Can I get a 14‑day forecast for Phnom Penh?
Yes—the live forecast above includes a 14‑day outlook. For longer range, check weather in phnom penh 10 days or phnom penh weather 14 days tables, but note that tropical forecasts beyond a week are less certain.