Taichung Weather in September
Typical weather, rainfall, and packing tips for Taichung in September
Taiwan · September
Taichung Weather in September
September weather in Taichung averages 30°C with 10 rain days and 76% humidity. Still warm, easing rains.
Typical Weather in Taichung in September
Based on 30-year historical averages.
Temperature
Conditions
What to Expect in September
- 1Daytime highs around 33°C, dropping to 26°C at night.
- 2Expect 10 rain days — rain is occasional.
- 3Humidity sits at 76% — quite humid.
- 47 hours of sunshine per day on average.
- 5UV index of 9 — use SPF 50+.
What to Pack for Taichung in September
Best Activities for September Weather
Outdoor sightseeing
Plan outdoor activities for mornings when temperatures are most comfortable.
Indoor attractions
Mix indoor and outdoor experiences for a balanced itinerary.
Food and culture
Autumn seasonal dishes and local festivals make September culturally rich.
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Frequently Asked Questions
How we work this out
Temperature and rainfall figures are 30-year meteorological averages. Crowd levels come from national tourism arrival data. Price bands reflect mid-range accommodation and economy flights from major long-haul cities, sampled quarterly.
Last updated 18 July 2026 · Written by the Holicay travel team