When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Ipoh is roughly greater than that of Glasgow. You can assume this to be the case over the next 18 days.
We forecast the temperature to be around the 33 °Cs in March, on average. The temperature in Glasgow is generally colder than in Ipoh. Book flights in a timely manner in correlation to your departure date.