weather in chiang rai
If youâre looking for the very warmest time to visit Chiang Rai, the hottest months are June, May, and then April. See average monthly temperatures below. The warmest time of year is generally mid April where highs are regularly around 95.6Â°F (35.3Â°C) with temperatures rarely dropping below 72.1Â°F (22.3Â°C) at night.