Lamphun has a tropical wet and dry climate, with warm to hot weather year-round, though nighttime conditions during the dry season can be cool and are much lower than daytime highs.

Hot (March – May) around 30 - 38 Degree Celcius or 86 - 100 degrees Fahrenheit.

Rainy (June – September) around 24 - 32 Degree Celcius or 75 - 90 degrees Fahrenheit.

Cold (October – Febuary) around 14- 32 Degree Celcius or 57 - 90 degrees Fahrenheit.