Climate averages 1991–2020
Phú Quốc weather
in September.
A warm, very wet month: the coolest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Phú Quốc: daytime highs average 26.7°C and nights cool to about 24.7°C. By daytime temperature it is the coolest month of the year.
Expect about 393 mm of rain on roughly 27 days, which makes September a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 11 min on an average September day.
The nearest other city in this atlas is Hà Tiên (53 km away). In September its highs average 29.0°C, 2.3°C warmer than Phú Quốc, with 239 mm of rain.
Among the 136 cities listed in Vietnam, Phú Quốc ranks 131st of 136 for the warmest September highs and 136th of 136 for the driest September (rainfall, lowest first). The mean September high of those 136 cities is 29.7°C; Phú Quốc is 3.0°C cooler than that mean.
From September to October, average highs rise by 0.3°C to 27.0°C, and monthly rainfall falls from 393 mm to 323 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Phú Quốc climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.8°C23.9°C | 23.9°C | 34 | 8.4 | 11.612 h |
| February | 27.1°C24.3°C | 24.3°C | 27 | 8.0 | 11.812 h |
| March | 27.9°C25.3°C | 25.3°C | 64 | 13.4 | 12.112 h |
| April | 28.5°C25.8°C | 25.8°C | 123 | 19.4 | 12.312 h |
| May | 28.2°C25.8°C | 25.8°C | 318 | 27.3 | 12.613 h |
| June | 27.5°C25.4°C | 25.4°C | 372 | 26.7 | 12.713 h |
| July | 27.0°C25.0°C | 25.0°C | 401 | 28.0 | 12.713 h |
| August | 26.8°C24.9°C | 24.9°C | 377 | 27.3 | 12.512 h |
| September, selected | 26.7°C24.7°C | 24.7°C | 393 | 26.7 | 12.212 h |
| October | 27.0°C24.5°C | 24.5°C | 323 | 27.0 | 11.912 h |
| November | 27.5°C24.7°C | 24.7°C | 118 | 15.9 | 11.712 h |
| December | 27.3°C24.3°C | 24.3°C | 45 | 9.0 | 11.512 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Hà Tiên in SeptemberVietnam · 53 kmHigh 29.0°C · Low 25.1°C · 239 mm rain
- Sihanoukville in SeptemberCambodia · 64 kmHigh 28.0°C · Low 25.0°C · 554 mm rain
- Tịnh Biên in SeptemberVietnam · 107 kmHigh 30.3°C · Low 24.6°C · 294 mm rain
- Takeo in SeptemberCambodia · 115 kmHigh 30.6°C · Low 24.2°C · 221 mm rain
- Rạch Giá in SeptemberVietnam · 121 kmHigh 29.0°C · Low 24.9°C · 352 mm rain
- Châu Đốc in SeptemberVietnam · 129 kmHigh 30.4°C · Low 24.4°C · 271 mm rain
- Tân Châu in SeptemberVietnam · 146 kmHigh 30.7°C · Low 24.5°C · 254 mm rain
- Vĩnh Thạnh in SeptemberVietnam · 152 kmHigh 29.9°C · Low 24.5°C · 265 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Phú Quốc) is explained once on the Phú Quốc year overview and on the Sources, method and limits page.