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Rạch Giá Weather by Month
Average temperatures, rainfall and humidity for Rạch Giá, Vietnam, month by month, built from OpenWeather’s historical records. Use it to see what a typical Rạch Giá month looks like before you travel — then check the live Rạch Giá forecast for the days ahead.
Warmest month
April
33°C average high
Coolest month
January
23°C average low
Wettest month
October
137 mm of rain
Driest month
February
10 mm of rain
Average temperature and rainfall in Rạch Giá by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 30°C | 23°C | 16°C / 34°C | 26 mm | 77% | 11 km/h |
| February | 31°C | 23°C | 18°C / 35°C | 10 mm | 74% | 13 km/h |
| March | 33°C | 24°C | 20°C / 36°C | 47 mm | 73% | 12 km/h |
| April | 33°C | 26°C | 22°C / 38°C | 101 mm | 75% | 12 km/h |
| May | 33°C | 27°C | 23°C / 37°C | 99 mm | 80% | 13 km/h |
| June | 31°C | 27°C | 22°C / 36°C | 70 mm | 82% | 16 km/h |
| July | 30°C | 26°C | 23°C / 34°C | 107 mm | 83% | 19 km/h |
| August | 30°C | 26°C | 22°C / 34°C | 80 mm | 83% | 19 km/h |
| September | 30°C | 26°C | 21°C / 34°C | 135 mm | 85% | 18 km/h |
| October | 30°C | 25°C | 22°C / 34°C | 137 mm | 87% | 11 km/h |
| November | 30°C | 24°C | 21°C / 33°C | 109 mm | 86% | 11 km/h |
| December | 29°C | 23°C | 20°C / 33°C | 48 mm | 81% | 12 km/h |
Best time to visit Rạch Giá
The most comfortable time to visit Rạch Giá is generally December to February, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around October, totalling about 969 mm a year.
Travellers who prefer heat should aim for April, when highs average 33°C. October is the month to avoid if rain would spoil your plans — it averages 137 mm, roughly 14× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Rạch Giá forecast for what is happening now.