In Udon Thani, Thailand, the dry season prevails from February to May with temperatures gradually rising throughout this period, peaking in April and May with average highs of 29°C. The heat intensifies slightly in June and July, but cools down again in August and September, which marks the beginning of the rainy season. October and November are characterized by a drop in temperature, returning to more moderate levels. December brings cooler temperatures once more, marking the end of the dry season before it starts anew in January.