Climate averages 1991–2020
Nakhon Ratchasima weather
in May.
A hot, wet month: the 3rd warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Nakhon Ratchasima: daytime highs average 33.5°C and nights cool to about 25.2°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 140 mm of rain on roughly 20 days, which makes May a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 49 min on an average May day.
The nearest other city in this atlas is Kabin Buri (121 km away). In May its highs average 32.5°C, 1.1°C cooler than Nakhon Ratchasima, with 174 mm of rain.
Among the 46 cities listed in Thailand, Nakhon Ratchasima ranks 8th of 46 for the warmest May highs and 17th of 46 for the driest May (rainfall, lowest first). The mean May high of those 46 cities is 32.7°C; Nakhon Ratchasima is 0.8°C warmer than that mean.
From May to June, average highs fall by 0.7°C to 32.8°C, and monthly rainfall falls from 140 mm to 118 mm.
The annual picture
May 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
Nakhon Ratchasima climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.9°C18.9°C | 18.9°C | 6.7 | 1.7 | 11.311 h |
| February | 32.3°C20.8°C | 20.8°C | 8.7 | 1.7 | 11.612 h |
| March | 34.3°C23.5°C | 23.5°C | 38 | 6.7 | 12.012 h |
| April | 35.0°C25.0°C | 25.0°C | 69 | 12.6 | 12.512 h |
| May, selected | 33.5°C25.2°C | 25.2°C | 140 | 20.0 | 12.813 h |
| June | 32.8°C25.2°C | 25.2°C | 118 | 19.4 | 13.013 h |
| July | 32.0°C24.8°C | 24.8°C | 125 | 21.0 | 12.913 h |
| August | 31.3°C24.5°C | 24.5°C | 161 | 22.7 | 12.613 h |
| September | 30.3°C23.7°C | 23.7°C | 231 | 24.5 | 12.212 h |
| October | 29.6°C22.5°C | 22.5°C | 138 | 16.4 | 11.812 h |
| November | 29.4°C20.9°C | 20.9°C | 29 | 4.8 | 11.411 h |
| December | 28.9°C19.1°C | 19.1°C | 5.3 | 1.3 | 11.311 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
May in nearby cities
- Kabin Buri in MayThailand · 121 kmHigh 32.5°C · Low 24.9°C · 174 mm rain
- Si Maha Phot in MayThailand · 128 kmHigh 32.4°C · Low 24.9°C · 209 mm rain
- Paoy Paet in MayCambodia · 154 kmHigh 33.0°C · Low 25.4°C · 145 mm rain
- Khon Kaen in MayThailand · 182 kmHigh 33.4°C · Low 25.4°C · 152 mm rain
- Nong Chok in MayThailand · 182 kmHigh 33.2°C · Low 25.8°C · 150 mm rain
- Khlong Luang in MayThailand · 186 kmHigh 33.7°C · Low 26.1°C · 185 mm rain
- Khlong Sam Wa in MayThailand · 191 kmHigh 33.2°C · Low 26.1°C · 150 mm rain
- Sai Mai in MayThailand · 196 kmHigh 33.4°C · Low 26.2°C · 185 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 Nakhon Ratchasima) is explained once on the Nakhon Ratchasima year overview and on the Sources, method and limits page.