Climate Overview
The climate in Hualien City is temperate. The average annual temperature is 17°C and approximately 4412mm of precipitation falls per year. Hualien City receives a notable amount of rainfall throughout the year, including during its driest month. Hualien City is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are February, January, March, when temperatures can drop to 8°C. Light snow can occur between January and January.
Temperature
Hualien City sees moderate temperature variation throughout the year, ranging from 8°C to 26°C. The warmest month is July, when average highs reach 26°C and the mean temperature sits around 22°C. February is the coolest month, with minimum temperatures around 8°C and an average of 10°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between March and April, with a 5°C shift in average temperatures.
Precipitation
Hualien City is a very wet location, receiving approximately 4412mm of precipitation annually, which averages out to around 368mm per month. The wettest month is September, averaging 801mm of rainfall. January and July also tend to see above-average precipitation. The driest month is December, with just 189mm. That's 612mm less than September, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Light snowfall can occur between January and January, totalling around 18cm annually. January is the snowiest month with approximately 18cm.
Wind
Hualien City is relatively calm, with an average annual wind speed of 1km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 1km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.
Seasons
63 days until Autumn
It is currently summer in Hualien City, which began on June 21, 2026. Hualien City is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 26°C, while the coldest stretch bottoms out in February near 8°C. Autumn is next, beginning on September 23, 2026 — 63 days from now.
Spring
Temperatures range from 10 to 24°C. Rainfall is heavy, totalling around 891mm across the season with a monthly average of 297mm. Winds are generally light, averaging 1km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 18 to 26°C. Rainfall is heavy, totalling around 1047mm across the season with a monthly average of 349mm. Winds are generally light, averaging 1km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 13 to 24°C. Rainfall is heavy, totalling around 1481mm across the season with a monthly average of 494mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 8 to 17°C. Rainfall is heavy, totalling around 993mm across the season with a monthly average of 331mm. Expect around 18cm of snow accumulation during this period. Winds are generally light, averaging 1km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Hualien City based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.