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:
31°C
87.8°F
°C °F

Condition: Clear Sky

Pressure: 1,007 hPa

Feel like: 37 °C

Temperature: 31°C

Cloud: 17%

Humidity: 61%

Wind: N - 5 km/h

Visibility: 26.14 km

Weather forecast

Sat
19 Sep
25°C / 31°C
Drizzle
Sun
20 Sep
24°C / 30°C
Partly Cloudy
Mon
21 Sep
24°C / 31°C
Drizzle
Tue
22 Sep
24°C / 32°C
Drizzle
Wed
23 Sep
24°C / 31°C
Drizzle
Hourly forecast today:
05:00 AM
23° / 31°
23° / 31°
Clear Sky
61% 19 km/h
06:00 AM
23° / 32°
23° / 32°
Mainly Clear
59% 18 km/h
07:00 AM
23° / 31°
23° / 31°
Drizzle
62% 20 km/h
08:00 AM
23° / 30°
23° / 30°
Drizzle
66% 19 km/h
09:00 AM
23° / 29°
23° / 29°
Drizzle
71% 15 km/h
10:00 AM
24° / 28°
24° / 28°
Mainly Clear
78% 14 km/h
11:00 AM
23° / 27°
23° / 27°
Mainly Clear
81% 9 km/h
12:00 PM
24° / 26°
24° / 26°
Mainly Clear
85% 6 km/h
13:00 PM
24° / 26°
24° / 26°
Clear Sky
85% 2 km/h
14:00 PM
23° / 26°
23° / 26°
Clear Sky
87% 2 km/h
15:00 PM
23° / 25°
23° / 25°
Clear Sky
90% 2 km/h

30 Day Averages and Extremes

  • Average high 31.07°C
  • Average low 23.37°C
  • Hottest day 33°C (29 September 2026)
  • Coldest day 20°C (07 September 2026)
  • Average humidity 77.63%
  • Days with precipitation 28 days
  • Highest precipitation 75 mm (02 September 2026)

Yesterday's Data

  • Max: 32°C
  • Min: 23°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 32ºC (89.6ºF), consider wearing:
- Broad-brimmed sun hat
- Airy sandals or flip-flops
- Ultra-thin, breathable socks
- UV-blocking sunglasses

Temperature

Early
23°C / 30°C
Morning
23°C / 29°C
Afternoon
23°C / 25°C
Evening
23°C / 24°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 455
  • CO 409
  • NH3 0
  • NO2 13
  • O3 179
  • PM10 45
  • PM25 42
  • SO2 68
  • CH4 1,505

Sunrise / Sunset

21:45
09:57