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Climate month by month
Official 30-year averages (1991–2020) measured by the Thai Meteorological Department at its Nakhon Ratchasima station. Source (TMD, PDF)
| Month | Day / Night | Rainfall | Rainy days | Humidity | Years of data |
|---|---|---|---|---|---|
| January | 31.0°C / 19.2°C | 9 mm | 1 | 66% | 30 |
| February | 33.5°C / 21.1°C | 13 mm | 2 | 62% | 30 |
| March | 35.7°C / 23.7°C | 46 mm | 5 | 63% | 30 |
| April | 36.6°C / 25.1°C | 80 mm | 8 | 66% | 30 |
| May | 35.4°C / 25.4°C | 152 mm | 14 | 73% | 30 |
| June | 34.7°C / 25.4°C | 120 mm | 13 | 73% | 30 |
| July | 34.0°C / 25.0°C | 130 mm | 14 | 74% | 30 |
| August | 33.3°C / 24.8°C | 178 mm | 17 | 77% | 30 |
| September | 32.4°C / 24.4°C | 239 mm | 18 | 81% | 30 |
| October | 31.3°C / 23.6°C | 135 mm | 11 | 78% | 30 |
| November | 30.9°C / 21.5°C | 20 mm | 3 | 71% | 30 |
| December | 29.9°C / 19.3°C | 3 mm | 1 | 66% | 30 |
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