It's not like forecasts like "a month in advance" have any amount of reliability in general - they're very much a guess, and as guesses tend to do, there's a 50% chance of being right with yes/no answers, like "will it rain".
About 1 month ahead
But recently, even you, Sanae....... I thought as much...Say one more word, and there's no guaranteeing your life, understand?
Taipei Weather Forecast
for the Period of the Trip