Chiayi, Taiwan Weather

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

Current conditions

Updated:
22°C
71.6°F
°C °F

Condition: Clear Sky

Pressure: 1,010 hPa

Feel like: 24 °C

Temperature: 22°C

Cloud: 0%

Humidity: 80%

Wind: ESE - 4 km/h

Visibility: 21.56 km

Weather forecast

Tue
13 Oct
21°C / 31°C
Partly Cloudy
Wed
14 Oct
22°C / 31°C
Clear Sky
Thu
15 Oct
20°C / 32°C
Mainly Clear
Fri
16 Oct
21°C / 32°C
Mainly Clear
Sat
17 Oct
23°C / 32°C
Clear Sky
Hourly forecast today:
21:00 PM
18° / 22°
18° / 22°
Clear Sky
80% 11 km/h
22:00 PM
17° / 21°
17° / 21°
Clear Sky
78% 11 km/h
23:00 PM
19° / 23°
19° / 23°
Mainly Clear
76% 10 km/h
00:00 AM
21° / 26°
21° / 26°
Clear Sky
72% 10 km/h
01:00 AM
21° / 27°
21° / 27°
Clear Sky
69% 11 km/h
02:00 AM
21° / 28°
21° / 28°
Clear Sky
66% 13 km/h
03:00 AM
20° / 29°
20° / 29°
Clear Sky
61% 13 km/h
04:00 AM
20° / 29°
20° / 29°
Clear Sky
57% 14 km/h
05:00 AM
18° / 30°
18° / 30°
Clear Sky
50% 15 km/h
06:00 AM
19° / 31°
19° / 31°
Clear Sky
49% 15 km/h
07:00 AM
20° / 30°
20° / 30°
Overcast
52% 20 km/h

30 Day Averages and Extremes

  • Average high 30.87°C
  • Average low 21.4°C
  • Hottest day 33°C (29 September 2026)
  • Coldest day 17°C (25 October 2026)
  • Average humidity 70.3%
  • Days with precipitation 16 days
  • Highest precipitation 27 mm (07 October 2026)

Yesterday's Data

  • Max: 31°C
  • Min: 20°C
  • Total Precipitation: 0 mm

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

Temperature and possibility of rain in Chiayi in the coming days

Rainfall in Chiayi in the coming days

Chiayi Climate Summary

Chiayi features a Humid subtropical, dry winter (Köppen classification: Cwa), with an average annual temperature of 25.34ºC (77.61ºF), which is about 0.91% higher than the national average for Taiwan. Annually, the city experiences approximately 165.83 millimeters (6.53 inches) of rainfall, spread across 145.83 rainy days, accounting for 39.95% of the year.

Longitude 23.4800751
Latitude 120.4491113
Yearly high temperature 27.73ºC (81.91ºF)
Yearly low temperature 20.44ºC (68.79ºF)
Hottest month July 32.07ºC (89.73ºF)
Coldest month January 13.89ºC (57.0ºF)
Yearly precip 165.83mm (6.53in)
Days with rainfall 145.83 days (39.95%)
Driest month December (65.72%)
Wettest month August (70.45%)

Weather averages by month

Month High / Low (°C) Rain
January 20.82° / 13.89° 4.0 days
February 22.35° / 15.06° 4.27 days
March 24.87° / 17.23° 5.82 days
April 28.29° / 19.72° 10.18 days
May 30.6° / 22.44° 17.09 days
June 31.77° / 24.06° 18.55 days
July 32.07° / 24.31° 25.36 days
August 32.04° / 24.75° 25.55 days
September 31.5° / 24.5° 19.09 days
October 29.02° / 22.81° 8.64 days
November 26.75° / 20.31° 4.64 days
December 22.68° / 16.19° 2.64 days

Chiayi's weather

Frequently asked questions

1. What is the hottest month in Chiayi?

July has the highest average monthly temperature (daily mean of 32.07ºC) and January are the coolest (daily mean of 13.89ºC).

2. What should I wear in Chiayi today?

For today's very hot weather in Chiayi, with the high temperatures above 31ºC (87.8ºF), consider wearing:
- Airy sandals or flip-flops
- Lightweight, loose-fitting shorts
- Broad-brimmed sun hat
- Ultra-thin, breathable socks

Temperature

Early
22°C / 30°C
Morning
21°C / 28°C
Afternoon
21°C / 24°C
Evening
18°C / 22°C

Air quality

Unhealthy for Sensitive Groups

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

  • CO2 535
  • CO 654
  • NH3 0
  • NO2 55
  • O3 9
  • PM10 65
  • PM25 64
  • SO2 19
  • CH4 1,628

Sunrise / Sunset

21:54
09:34