Nakhon Si Thammarat is rarely comfortable to be outside at midday. It comes closest in early January, and even then it is too hot. It is rarely warm enough for sunbathing.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
Nakhon Si Thammarat never quite rates Good for sun. It comes closest in late December, at 36, mostly because it is often wet. The weakest stretch is from mid April to July, when it drops to 1, mostly because it is too hot. The clearest skies come in March, when the sky is typically 53% covered at midday (partly cloudy).
Being outside is not what Nakhon Si Thammarat is for: the Easy outdoors rating tops out at 3, mostly because it is too hot.
Walking is not what Nakhon Si Thammarat is for: the Active outdoors rating tops out at 0, mostly because it is too warm.
The year, measured
The average temperature in Nakhon Si Thammarat over the whole year is 28°C. April is the hottest month, with highs of about 33°C; February is the coldest, with lows of about 23°C. Nakhon Si Thammarat has no sharply defined rainy season: the chance of rain on a given day runs from 55% in September, the driest month, to 79% in November, the wettest. Winds in Nakhon Si Thammarat are highest in February, averaging 1.3 m/s (5 km/h), and lightest in October, at 0.8 m/s (3 km/h). The prevailing wind is from the E. The clearest skies in Nakhon Si Thammarat come in March, when the sky is typically 48% covered; November is the cloudiest month, at 72%.
Month by month Nakhon Si Thammarat 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 | 30°C | 24°C | 34°C | 66% | 63% | 1.2 m/s | 2 | 33 | 0 |
| February | 31°C | 23°C | 35°C | 64% | 53% | 1.3 m/s | 1 | 30 | 0 |
| March | 33°C | 24°C | 36°C | 57% | 48% | 1.1 m/s | 0 | 10 | 0 |
| April | 33°C | 25°C | 38°C | 68% | 54% | 1.0 m/s | 0 | 5 | 0 |
| May | 33°C | 26°C | 38°C | 67% | 63% | 0.9 m/s | 0 | 3 | 0 |
| June | 33°C | 25°C | 38°C | 62% | 64% | 0.9 m/s | 0 | 4 | 0 |
| July | 33°C | 25°C | 37°C | 61% | 67% | 0.9 m/s | 0 | 5 | 0 |
| August | 33°C | 25°C | 37°C | 59% | 66% | 1.0 m/s | 0 | 6 | 0 |
| September | 32°C | 25°C | 37°C | 55% | 69% | 0.9 m/s | 0 | 6 | 0 |
| October | 31°C | 25°C | 36°C | 65% | 69% | 0.8 m/s | 0 | 9 | 0 |
| November | 30°C | 24°C | 35°C | 79% | 72% | 1.0 m/s | 1 | 20 | 0 |
| December | 29°C | 24°C | 34°C | 72% | 69% | 1.2 m/s | 2 | 33 | 0 |
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 Nakhon Si Thammarat weather by season
Year round, Nakhon Si Thammarat has days of about 29°C at their warmest in December, its coolest month, and 33°C in April, its warmest; the coolest hours of the day run from 23°C to 26°C through the year, and the average temperature over the year is 28°C around the clock. Rain is most likely around November and least likely around September. 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.
Nakhon Si Thammarat weather in winterDecember to February
Winter in Nakhon Si Thammarat has typical daily highs of about 30°C and lows of about 24°C, with a 67% chance of rain on a given day.
Nakhon Si Thammarat weather in springMarch to May
Spring in Nakhon Si Thammarat has typical daily highs of about 33°C and lows of about 25°C, with a 64% chance of rain on a given day.
Nakhon Si Thammarat weather in summerJune to August
Summer in Nakhon Si Thammarat has typical daily highs of about 33°C and lows of about 25°C, with a 61% chance of rain on a given day.
Nakhon Si Thammarat weather in autumnSeptember to November
Autumn in Nakhon Si Thammarat has typical daily highs of about 31°C and lows of about 25°C, with a 66% chance of rain on a given day.
When is the rainy season in Nakhon Si Thammarat?
Nakhon Si Thammarat has no sharply defined rainy season: the chance of rain on a given day runs from 55% in September, the driest month, to 79% in November, the wettest.
What time of year is Nakhon Si Thammarat windiest?
Winds in Nakhon Si Thammarat are highest in February, averaging 1.3 m/s (5 km/h), and lightest in October, at 0.8 m/s (3 km/h). The prevailing wind is from the E.
What is the average temperature in Nakhon Si Thammarat year round?
The average temperature in Nakhon Si Thammarat over the whole year is 28°C. April is the hottest month, with highs of about 33°C; February is the coldest, with lows of about 23°C.
Where to go instead in mid February, 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.