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 Weather in August
August in Yilan City brings very high temperatures around 31°C (88°F) during the day, dropping to 25°C (77°F) at night, and as part of the rainy season, heavy rainfall is common.
Rainfall in Yilan City in August
Yilan City is in the rainy season in August, with rain on around 17 days and an average of 341 mm (13 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Yilan City in August
August in Yilan City sees highs of 31°C (88°F) and lows of 25°C (77°F) overnight. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Yilan City in August
Enjoy a sunny month with about 212 hours of sunshine, even though this month falls in the wet season. There is still enough sun to enjoy the outdoors.If you're looking for dry conditions and comfortable temperatures, August may not be the ideal month to visit Yilan City. Our weather planner can help you explore destinations with more pleasant weather conditions.
Yilan City Temperature in August
Min Temperature
25°C (77°F)
Max Temperature
31°C (88°F)
Chance of Rain
58%
Precipitation
341 mm (13 in)
Rainy days
17 days
Humidity
80%
Sunshine
212 hours
Percentage Sunshine
Yilan City Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Yilan City - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Yilan City typically stay consistent throughout August, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather records for Yilan City in August
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.
Yilan City historical weather extremes in August
According to our 50 years of weather records for Yilan City, the following extremes were recorded between 1976 and 2026.
- On August 8, 2003, temperatures climbed to 38°C (100°F), marking the warmest August day on record.
- Yilan City experienced its chilliest August day on August 31, 2015, reaching only 26°C (79°F).
- The lowest overnight temperature recorded in August was 21°C (70°F) (August 30, 1985).
Best Places in Taiwan in August
Find out more about the weather in Taiwan and which places have the best travel conditions in this month. See all of Taiwan in August →
perfect weather
pleasant
tolerable
unpleasant
poor
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).
What to Wear in Yilan City in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Yilan City in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming8/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Yilan City 3-Day Forecast
More climate data for Yilan City
Temperature Rainfall Sunshine Humidity
See the full Yilan City climate overview or explore weather in Taiwan.
Popular in August
Where to go in August - average daytime high across popular destinations.
Taipei
32°C (90°F) Taichung31°C (88°F) Kaohsiung32°C (90°F) Wujie31°C (88°F) Magong City30°C (86°F) Kenting National Park30°C (86°F) Taitung City29°C (84°F) Hualien City29°C (84°F) Bucket list
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