For a rainy day in Taiwan, first separate passing showers, heavy rain, and typhoon warnings. Put a same-area indoor backup into each day so you can switch quickly when weather changes.
First time in Taiwan with only 7 days? This around-the-island itinerary covering the north, center, south, and east links the west coast by HSR and connects the east by Taiwan Railway (TRA), laying out Taipei, Sun Moon Lake, Tainan, Kaohsiung, and Hualien day by day…