One of the most beautiful areas of Taiwan
Taroko National Park in Taiwan is a must see! Expect fantastic gorges, marble cliffs, waterfalls and an abundance of hiking trails.
Yilan City in April sees high daytime temperatures of 24°C (75°F) and nighttime lows of 18°C (64°F). As part of the rainy season, showers are frequent and often heavy. Budget around 199 mm (7.8 in) of rainfall for the month.
If you prefer dry days with pleasant temperatures, March typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pick a month to see the average temperature, rainfall and sunshine in Yilan City - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Yilan City typically rise from around 24°C (75°F) at the start of April to approximately 27°C (81°F) by the end. Nights are pleasant, with lows typically ranging from 17°C (63°F) to 21°C (70°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Yilan City spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Yilan City.
Find out more about the weather in Taiwan and which places have the best travel conditions in this month. See all of Taiwan in April →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Comfortable temperatures call for an easy wardrobe in April. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Yilan City climate overview or explore weather in Taiwan.
Where to go in April - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
One of the most beautiful areas of Taiwan
Taroko National Park in Taiwan is a must see! Expect fantastic gorges, marble cliffs, waterfalls and an abundance of hiking trails.
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