Yilan, Taiwan Weather

  1. Yilan, Taiwan Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Yilan over the next 12 hours
  7. Temperature and possibility of rain in Yilan in the coming days
  8. Rainfall in Yilan in the coming days
  9. Yilan Weather Summary
  10. Weather averages by month
  11. Yilan's weather
  12. Frequently asked questions
  13. Comments
Yilan, Weather
(Photo by Thomas Tucker on Unsplash)

Current conditions

Updated:
21°C
69.8°F
°C °F

Condition: Fog

Pressure: 1,011 hPa

Feel like: 26 °C

Temperature: 21°C

Cloud: 95%

Humidity: 100%

Wind: ESE - 1 km/h

Visibility: 10.78 km

Weather forecast

Thu
16 Apr
21°C / 27°C
Slight Thunderstorm
Fri
17 Apr
19°C / 24°C
Slight Thunderstorm
Sat
18 Apr
18°C / 21°C
Overcast
Sun
19 Apr
17°C / 23°C
Fog
Mon
20 Apr
17°C / 24°C
Slight Rain Showers
Hourly forecast today:
17:00 PM
21° / 21°
21° / 21°
Fog
100% 5 km/h
18:00 PM
21° / 21°
21° / 21°
Fog
100% 3 km/h
19:00 PM
21° / 21°
21° / 21°
Fog
100% 2 km/h
20:00 PM
21° / 21°
21° / 21°
Fog
100% 3 km/h
21:00 PM
21° / 21°
21° / 21°
Fog
99% 2 km/h
22:00 PM
21° / 21°
21° / 21°
Fog
99% 4 km/h
23:00 PM
21° / 22°
21° / 22°
Fog
97% 10 km/h
00:00 AM
21° / 22°
21° / 22°
Overcast
94% 15 km/h
01:00 AM
21° / 23°
21° / 23°
Partly Cloudy
89% 18 km/h
02:00 AM
21° / 24°
21° / 24°
Overcast
84% 21 km/h
03:00 AM
22° / 25°
22° / 25°
Slight Thunderstorm
84% 24 km/h

30 Day Averages and Extremes

  • Average high 24.5°C
  • Average low 18.9°C
  • Hottest day 30°C (22 April 2026)
  • Coldest day 13°C (01 April 2026)
  • Average humidity 87.23%
  • Days with precipitation 24 days
  • Highest precipitation 64 mm (28 April 2026)

Yesterday's Data

  • Max: 26°C
  • Min: 21°C
  • Total Precipitation: 6 mm

Temperature and possibility of rain in Yilan over the next 12 hours

Temperature and possibility of rain in Yilan in the coming days

Rainfall in Yilan in the coming days

Yilan Climate Summary

Yilan features a Humid subtropical, no dry season (Köppen classification: Cfa), with an average annual temperature of 22.69ºC (72.84ºF), which is about -1.74% lower than the national average for Taiwan. Annually, the city experiences approximately 283.2 millimeters (11.15 inches) of rainfall, spread across 280.08 rainy days, accounting for 76.73% of the year.

Longitude 24.7021073
Latitude 121.7377502
Yearly high temperature 24.06ºC (75.31ºF)
Yearly low temperature 19.8ºC (67.64ºF)
Hottest month August 30.31ºC (86.56ºF)
Coldest month January 14.02ºC (57.24ºF)
Yearly precip 283.2mm (11.15in)
Days with rainfall 280.08 days (76.73%)
Driest month February (82.67%)
Wettest month August (76.4%)

Weather averages by month

Month High / Low (°C) Rain
January 17.33° / 14.02° 22.73 days
February 18.35° / 14.39° 20.09 days
March 19.97° / 15.19° 20.91 days
April 22.99° / 17.52° 21.27 days
May 26.1° / 20.95° 27.27 days
June 28.91° / 23.63° 26.73 days
July 30.43° / 24.88° 23.18 days
August 30.31° / 25.39° 23.82 days
September 28.39° / 24.48° 22.91 days
October 24.81° / 21.9° 24.45 days
November 22.57° / 19.68° 23.45 days
December 18.57° / 15.59° 23.27 days

Yilan's weather

Frequently asked questions

1. What is the hottest month in Yilan?

August has the highest average monthly temperature (daily mean of 30.31ºC) and January are the coolest (daily mean of 14.02ºC).

2. What should I wear in Yilan today?

For today's very hot weather in Yilan, with the high temperatures above 25ºC (77.0ºF), consider wearing:
- Wide-brimmed sun hat
- Loose and airy fabrics like linen or cotton
- Breathable shorts or skirts
- Sunscreen for skin protection

Temperature

Early
22°C / 25°C
Morning
21°C / 23°C
Afternoon
21°C / 21°C
Evening
21°C / 21°C

Air quality

Unhealthy for Sensitive Groups

Unhealthy for Sensitive Groups air quality, health effects possible for sensitive people, general public usually unaffected

  • CO2 532
  • CO 465
  • NH3 0
  • NO2 27
  • O3 49
  • PM10 47
  • PM25 44
  • SO2 8
  • CH4 1,482

Sunrise / Sunset

21:30
10:15