June in Kanchanaburi is quite warm, with temperatures reaching as high as 35°C. The heat can be intense, but the low of 26°C provides some relief, especially in the early mornings and late evenings. The wind speed averages around 13 km/h, which can bring a welcome breeze to help cool things down a bit.
Rainfall is quite high in June, with about 90 mm falling throughout the month. This means there are likely to be quite a few rainy days, which can bring a refreshing change from the heat. Despite the rain, there’s still a fair amount of sunshine, making it a good time for outdoor activities when it’s not raining.