Sihanoukville weather in March
March in Sihanoukville: hot, rainy, with very humid — an excellent time to visit.
#4 of 12 months in Sihanoukville · #247 of 897 destinations to visit in March · comfort 85/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Sihanoukville in March
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Sihanoukville climate normals — March
| Daytime high | 31°C / 88°F | 🥵 hot |
|---|---|---|
| Nighttime low | 26°C / 78°F | |
| Rainfall | 86 mm / 3.4 in | 🌧 rainy |
| Rainy days | 15 days | |
| Humidity | 75% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 10.9 h/day | |
| Daylight | 12.1 h | |
| Wind | 10 km/h / 6 mph | |
| Air quality (US AQI) | 63 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Sihanoukville in March — FAQ
- Is March a good time to visit Sihanoukville?
- March in Sihanoukville: hot, rainy, with very humid — an excellent time to visit. It ranks #4 of 12 months for Sihanoukville on SeasonMap's comfort score (85/100).
- What is the weather like in Sihanoukville in March?
- In March, Sihanoukville averages a daily high of 30.9°C and a low of 25.7°C, with about 86.2 mm of rain over roughly 15.4 rainy days.
- What is the air quality in Sihanoukville in March?
- Sihanoukville has a mean US Air Quality Index of about 63 in March.