Phan Thiết is rarely comfortable to be outside at midday. It comes closest in early February, and even then it is too hot. For sun, aim for late December to early March.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
For sun, go from late December to early March. It peaks in late January, at 61. Avoid mid May for this: it falls to 8, mostly because it is too hot. The clearest skies come in February, when the sky is typically 76% covered at midday (often cloudy).
Being outside is not what Phan Thiết is for: the Easy outdoors rating tops out at 28, mostly because it is too hot.
Walking is not what Phan Thiết is for: the Active outdoors rating tops out at 3, mostly because it is too warm.
The year, measured
The average temperature in Phan Thiết over the whole year is 28°C. May is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 24°C. The rainy (wet) season in Phan Thiết runs from April to December, peaking in September with a 52% chance of rain on a given day. The dry season is January to March; March is the driest month, at 11%. Winds in Phan Thiết are highest in February, averaging 3.8 m/s (14 km/h), and lightest in October, at 2.6 m/s (9 km/h). The prevailing wind is from the SE. The clearest skies in Phan Thiết come in February, when the sky is typically 77% covered; September is the cloudiest month, at 83%.
Month by month Phan Thiết climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 29°C | 24°C | 30°C | 22% | 79% | 3.2 m/s | 20 | 60 | 2 |
| February | 29°C | 24°C | 29°C | 16% | 77% | 3.8 m/s | 25 | 60 | 2 |
| March | 30°C | 25°C | 32°C | 11% | 77% | 3.6 m/s | 9 | 52 | 0 |
| April | 32°C | 27°C | 34°C | 38% | 78% | 3.3 m/s | 1 | 30 | 0 |
| May | 33°C | 28°C | 36°C | 43% | 81% | 2.9 m/s | 0 | 13 | 0 |
| June | 31°C | 27°C | 35°C | 47% | 82% | 2.9 m/s | 1 | 22 | 0 |
| July | 31°C | 26°C | 34°C | 50% | 82% | 3.1 m/s | 2 | 29 | 0 |
| August | 31°C | 27°C | 34°C | 46% | 82% | 3.1 m/s | 1 | 28 | 0 |
| September | 31°C | 26°C | 35°C | 52% | 83% | 2.8 m/s | 1 | 22 | 0 |
| October | 31°C | 26°C | 34°C | 47% | 82% | 2.6 m/s | 0 | 27 | 0 |
| November | 30°C | 25°C | 33°C | 42% | 81% | 2.8 m/s | 3 | 43 | 0 |
| December | 29°C | 24°C | 31°C | 38% | 81% | 2.8 m/s | 10 | 56 | 1 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Phan Thiết weather by season
Year round, Phan Thiết has days of about 29°C at their warmest in January, its coolest month, and 33°C in May, its warmest; the coolest hours of the day run from 24°C to 28°C through the year, and the average temperature over the year is 28°C around the clock. Rain is most likely around September and least likely around March. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Phan Thiết weather in winterDecember to February
Winter in Phan Thiết has typical daily highs of about 29°C and lows of about 24°C, with a 25% chance of rain on a given day.
Phan Thiết weather in springMarch to May
Spring in Phan Thiết has typical daily highs of about 31°C and lows of about 27°C, with a 31% chance of rain on a given day.
Phan Thiết weather in summerJune to August
Summer in Phan Thiết has typical daily highs of about 31°C and lows of about 27°C, with a 48% chance of rain on a given day.
Phan Thiết weather in autumnSeptember to November
Autumn in Phan Thiết has typical daily highs of about 31°C and lows of about 26°C, with a 47% chance of rain on a given day.
When is the rainy season in Phan Thiết?
The rainy (wet) season in Phan Thiết runs from April to December, peaking in September with a 52% chance of rain on a given day. The dry season is January to March; March is the driest month, at 11%.
What time of year is Phan Thiết windiest?
Winds in Phan Thiết are highest in February, averaging 3.8 m/s (14 km/h), and lightest in October, at 2.6 m/s (9 km/h). The prevailing wind is from the SE.
What is the average temperature in Phan Thiết year round?
The average temperature in Phan Thiết over the whole year is 28°C. May is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 24°C.
Where to go instead in mid April, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.