Chiayi, Taiwan Weather

Chiayi,  Weather
(Photo by Thomas Tucker on Unsplash)

Current conditions

Updated:
31°C
87.8°F
°C °F

Condition: Overcast

Pressure: 1,007 hPa

Feel like: 38 °C

Temperature: 31°C

Cloud: 99%

Humidity: 65%

Wind: SW - 6 km/h

Visibility: 31.38 km

Weather forecast

Sun
21 Jun
23°C / 31°C
Overcast
Mon
22 Jun
23°C / 32°C
Overcast
Tue
23 Jun
23°C / 32°C
Drizzle
Wed
24 Jun
25°C / 31°C
Slight Thunderstorm
Thu
25 Jun
24°C / 27°C
Thunderstorm Heavy Hail
Hourly forecast today:
03:00 AM
24° / 31°
24° / 31°
Overcast
65% 19 km/h
04:00 AM
24° / 32°
24° / 32°
Slight Thunderstorm
63% 19 km/h
05:00 AM
24° / 32°
24° / 32°
Slight Thunderstorm
62% 19 km/h
06:00 AM
24° / 32°
24° / 32°
Slight Thunderstorm
63% 21 km/h
07:00 AM
24° / 31°
24° / 31°
Slight Thunderstorm
65% 21 km/h
08:00 AM
24° / 30°
24° / 30°
Overcast
68% 19 km/h
09:00 AM
24° / 30°
24° / 30°
Overcast
72% 18 km/h
10:00 AM
24° / 29°
24° / 29°
Overcast
77% 15 km/h
11:00 AM
24° / 27°
24° / 27°
Overcast
84% 7 km/h
12:00 PM
24° / 26°
24° / 26°
Overcast
86% 5 km/h
13:00 PM
24° / 26°
24° / 26°
Partly Cloudy
89% 6 km/h

30 Day Averages and Extremes

  • Average high 30.43°C
  • Average low 23.53°C
  • Hottest day 36°C (03 July 2026)
  • Coldest day 21°C (19 June 2026)
  • Average humidity 82.83%
  • Days with precipitation 27 days
  • Highest precipitation 97 mm (08 June 2026)

Yesterday's Data

  • Max: 32°C
  • Min: 21°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

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:
- High SPF sunscreen for outdoor activities
- Ultra-thin, breathable socks
- Light, natural fabrics (like cotton or linen)
- UV-blocking sunglasses

Temperature

Early
24°C / 31°C
Morning
24°C / 30°C
Afternoon
23°C / 25°C
Evening
19°C / 21°C

Air quality

Moderate

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

  • CO2 446
  • CO 264
  • NH3 0
  • NO2 12
  • O3 116
  • PM10 18
  • PM25 17
  • SO2 21
  • CH4 1,365

Sunrise / Sunset

21:12
10:47