Weather in Siem Reap in March
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Book now, pay at pickup — compare Hertz, Avis, Budget, Sixt and 800+ rental companies for March in Siem Reap.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youIn March, Siem Reap sees average highs of 34.6°C (94.3°F) and lows of 24.7°C. Conditions are very hot and moderately rainy (8 rainy days), with roughly 11.1 hours of sunshine a day. Weather-wise, this is one of the most reliable months to travel. For the complete picture, see the best time to visit Siem Reap — every month compared. Once you know when to go, find your Siem Reap packing list at 247PackingList.
Get ready for Siem Reap in March
Search flights to Siem Reap
Compare 100+ airlines for March — one search, best price.
Search Flights →Lightweight travel clothing
Lightweight, breathable clothing and a compact travel umbrella are essential in this climate.
Check Price →What to pack for Siem Reap in March
- Lightweight, breathable clothing
- High SPF sunscreen
- Sunglasses
- Sun hat
- Reusable water bottle
Compare all months in Siem Reap
| Month | High | Rain | Rating |
|---|---|---|---|
| January | 31.0°C | 31.1mm | 10/10 |
| February | 32.7°C | 36.1mm | 10/10 |
| March | 34.6°C | 47.5mm | 10/10 |
| April | 33.6°C | 156.1mm | 9/10 |
| May | 33.1°C | 227.2mm | 8/10 |
| June | 32.9°C | 162.3mm | 9/10 |
| July | 31.7°C | 268.7mm | 8/10 |
| August | 31.7°C | 237.6mm | 8/10 |
| September | 30.3°C | 396.0mm | 8/10 |
| October | 30.0°C | 309.8mm | 8/10 |
| November | 30.2°C | 132.1mm | 9/10 |
| December | 29.8°C | 28.9mm | 10/10 |
Full month-by-month guide: best time to visit Siem Reap →
For facts about Cambodia — currency, language and dialling code — see our Cambodia country guide at 247CountryInfo. Travellers also find it useful to keep a Siem Reap travel guide to hand. Check clothing sizes in Cambodia before you shop.
Frequently Asked Questions
Is March a good time to visit Siem Reap?
March rates 10/10 for visiting Siem Reap — excellent time to visit. Expect average highs of 34.6°C, 47.5mm of rain across the month and about 11.1 hours of daily sunshine.
What is the temperature in Siem Reap in March?
In March, Siem Reap has average highs of 34.6°C (94.3°F) and average lows of 24.7°C (76.5°F).
Does it rain in Siem Reap in March?
Not much. March averages just 47.5mm of rain in Siem Reap — the odd shower is possible but most days stay dry.
What should I wear in Siem Reap in March?
For Siem Reap in March (34.6°C highs / 24.7°C lows), pack lightweight, breathable clothing plus high spf sunscreen, sunglasses, sun hat.
More essentials for Siem Reap in March
Packing cubes
Keep the bag organised whatever the weather — compression cubes for every size.
Check Price →Travel first aid kit
Compact TSA-friendly kit for peace of mind wherever you travel.
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.