Nakhon Ratchasima is rarely comfortable to be outside at midday. It comes closest in late December, and even then it is too hot. For sun, aim for December to early January.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
For sun, go from December to early January. It peaks in early December, at 60. Avoid mid April to June for this: it falls to 4, mostly because it is too hot. The clearest skies come in January, when the sky is typically 40% covered at midday (partly cloudy).
Being outside is not what Nakhon Ratchasima is for: the Easy outdoors rating tops out at 34, mostly because it is too hot.
Walking is not what Nakhon Ratchasima is for: the Active outdoors rating tops out at 10, mostly because it is too warm.
The year, measured
The average temperature in Nakhon Ratchasima over the whole year is 28°C. April is the hottest month, with highs of about 35°C; January is the coldest, with lows of about 20°C. The rainy (wet) season in Nakhon Ratchasima runs from March to October, peaking in September with a 60% chance of rain on a given day. The dry season is November to February; January is the driest month, at 33%. Winds in Nakhon Ratchasima are highest in July, averaging 1.5 m/s (5 km/h), and lightest in September, at 1.0 m/s (4 km/h). The prevailing wind is from the NE. The clearest skies in Nakhon Ratchasima come in December, when the sky is typically 38% covered; July is the cloudiest month, at 78%.
Month by month Nakhon Ratchasima 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 | 20°C | 31°C | 33% | 40% | 1.2 m/s | 24 | 52 | 8 |
| February | 31°C | 21°C | 33°C | 35% | 39% | 1.3 m/s | 15 | 39 | 4 |
| March | 34°C | 24°C | 37°C | 50% | 46% | 1.2 m/s | 3 | 14 | 1 |
| April | 35°C | 26°C | 39°C | 54% | 50% | 1.3 m/s | 1 | 8 | 0 |
| May | 34°C | 26°C | 38°C | 58% | 66% | 1.1 m/s | 1 | 5 | 0 |
| June | 33°C | 26°C | 37°C | 52% | 70% | 1.4 m/s | 0 | 6 | 0 |
| July | 32°C | 26°C | 36°C | 49% | 78% | 1.5 m/s | 0 | 12 | 0 |
| August | 32°C | 26°C | 37°C | 53% | 77% | 1.4 m/s | 0 | 9 | 0 |
| September | 31°C | 25°C | 36°C | 60% | 76% | 1.0 m/s | 0 | 12 | 0 |
| October | 31°C | 24°C | 35°C | 59% | 65% | 1.0 m/s | 3 | 25 | 0 |
| November | 31°C | 23°C | 33°C | 42% | 48% | 1.3 m/s | 8 | 45 | 1 |
| December | 29°C | 20°C | 30°C | 34% | 38% | 1.5 m/s | 29 | 58 | 9 |
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 Ratchasima weather by season
Year round, Nakhon Ratchasima has days of about 29°C at their warmest in December, its coolest month, and 35°C in April, its warmest; the coolest hours of the day run from 20°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 September and least likely around January. 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 Ratchasima weather in winterDecember to February
Winter in Nakhon Ratchasima has typical daily highs of about 30°C and lows of about 20°C, with a 34% chance of rain on a given day.
Nakhon Ratchasima weather in springMarch to May
Spring in Nakhon Ratchasima has typical daily highs of about 34°C and lows of about 25°C, with a 54% chance of rain on a given day.
Nakhon Ratchasima weather in summerJune to August
Summer in Nakhon Ratchasima has typical daily highs of about 33°C and lows of about 26°C, with a 51% chance of rain on a given day.
Nakhon Ratchasima weather in autumnSeptember to November
Autumn in Nakhon Ratchasima has typical daily highs of about 31°C and lows of about 24°C, with a 54% chance of rain on a given day.
When is the rainy season in Nakhon Ratchasima?
The rainy (wet) season in Nakhon Ratchasima runs from March to October, peaking in September with a 60% chance of rain on a given day. The dry season is November to February; January is the driest month, at 33%.
What time of year is Nakhon Ratchasima windiest?
Winds in Nakhon Ratchasima are highest in July, averaging 1.5 m/s (5 km/h), and lightest in September, at 1.0 m/s (4 km/h). The prevailing wind is from the NE.
What is the average temperature in Nakhon Ratchasima year round?
The average temperature in Nakhon Ratchasima over the whole year is 28°C. April is the hottest month, with highs of about 35°C; January is the coldest, with lows of about 20°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.