Monthly climate guide
Siem Reap weather in June
June in Siem Reap is typically very hot, with average daytime highs around 32°C (90°F) and night-time lows near 25°C (77°F). The month usually brings about 173 mm of rain (very wet) and is often cloudy. Daytime highs are 2°C cooler than May and 2°C warmer than July.
What stands out in June
- Rain is above Siem Reap's usual level, by about 72%.
- Just 310 km apart, but Siem Reap runs about 2°C warmer than Kampot this month.
- This is rainy-season territory in Siem Reap: short, heavy downpours are typical.
- Humidity near 81% makes 32°C feel stickier than it sounds.
Avg high
32°C
90°F
Avg low
25°C
77°F
Rainfall
173 mm
very wet
Humidity
81%
relative
Sky
87%
cloud · often cloudy
Siem Reap weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 34°C / 93°F | 21°C / 70°F | 12 mm | 57% | 47% |
| February | 36°C / 97°F | 23°C / 73°F | 9 mm | 51% | 35% |
| March | 37°C / 99°F | 26°C / 78°F | 38 mm | 55% | 61% |
| April | 36°C / 97°F | 26°C / 79°F | 62 mm | 63% | 75% |
| May | 35°C / 94°F | 26°C / 79°F | 114 mm | 72% | 84% |
| June | 32°C / 90°F | 25°C / 77°F | 173 mm | 81% | 87% |
| July | 31°C / 87°F | 24°C / 76°F | 187 mm | 85% | 89% |
| August | 31°C / 88°F | 24°C / 76°F | 185 mm | 85% | 91% |
| September | 31°C / 87°F | 24°C / 76°F | 232 mm | 86% | 91% |
| October | 31°C / 88°F | 24°C / 75°F | 148 mm | 83% | 76% |
| November | 32°C / 90°F | 23°C / 73°F | 42 mm | 78% | 66% |
| December | 32°C / 90°F | 21°C / 69°F | 7 mm | 66% | 55% |
What to pack for June
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is June a good time to visit Siem Reap?
Compare the months in the chart above to find your ideal window.
Best time to visit Siem Reap →Other Cambodia cities in June
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
Siem Reap weather in June. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/cambodia/siem-reap/june
<a href="https://weathercompare.eu/weather/cambodia/siem-reap/june">Siem Reap weather in June</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/cambodia/siem-reap" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Siem Reap weather in June"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/cambodia/siem-reap/june">Siem Reap weather in June</a> – WeatherCompare</p>
Siem Reap in June: quick answers
Is June a good time to visit Siem Reap?
It can be, if you like heat: June highs in Siem Reap are around 32°C. Good for the beach; plan sightseeing for early morning and evening.
How warm is Siem Reap in June?
Average highs are about 32°C (90°F) and average lows about 25°C (77°F), based on 10 years of daily data.
Does it rain a lot in Siem Reap in June?
Siem Reap typically gets around 173 mm of rain in June — very wet.
Figures are long-term averages for the area around Siem Reap (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.