Chiayi, Taiwan Weather

Chiayi,  Weather
(Photo by Thomas Tucker on Unsplash)

Current conditions

Updated:
27°C
80.6°F
°C °F

Condition: Thunderstorm With Slight

Pressure: 1,000 hPa

Feel like: 33 °C

Temperature: 27°C

Cloud: 97%

Humidity: 87%

Wind: N - 10 km/h

Visibility: 2.6 km

Weather forecast

Wed
05 Aug
25°C / 31°C
Drizzle Dense Intensity
Thu
06 Aug
24°C / 32°C
Drizzle
Fri
07 Aug
24°C / 31°C
Slight Thunderstorm
Sat
08 Aug
25°C / 29°C
Moderate Drizzle
Sun
09 Aug
25°C / 31°C
Moderate Drizzle
Hourly forecast today:
07:00 AM
25° / 27°
25° / 27°
Thunderstorm With Slight
87% 24 km/h
08:00 AM
25° / 25°
25° / 25°
Drizzle Dense Intensity
95% 24 km/h
09:00 AM
25° / 26°
25° / 26°
Moderate Drizzle
90% 11 km/h
10:00 AM
25° / 26°
25° / 26°
Partly Cloudy
90% 9 km/h
11:00 AM
25° / 26°
25° / 26°
Mainly Clear
93% 8 km/h
12:00 PM
25° / 26°
25° / 26°
Mainly Clear
95% 6 km/h
13:00 PM
25° / 26°
25° / 26°
Mainly Clear
95% 6 km/h
14:00 PM
25° / 26°
25° / 26°
Mainly Clear
94% 10 km/h
15:00 PM
24° / 24°
24° / 24°
Slight Rain Showers
94% 12 km/h
16:00 PM
23° / 24°
23° / 24°
Slight Rain Showers
94% 25 km/h
17:00 PM
23° / 24°
23° / 24°
Drizzle
93% 24 km/h

30 Day Averages and Extremes

  • Average high 31.13°C
  • Average low 24.67°C
  • Hottest day 33°C (01 August 2026)
  • Coldest day 23°C (19 July 2026)
  • Average humidity 82.2%
  • Days with precipitation 30 days
  • Highest precipitation 73 mm (08 August 2026)

Yesterday's Data

  • Max: 32°C
  • Min: 24°C
  • Total Precipitation: 9 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:
- Light, natural fabrics (like cotton or linen)
- High SPF sunscreen for outdoor activities
- Sleeveless tops or vests
- Broad-brimmed sun hat

Temperature

Early
25°C / 30°C
Morning
25°C / 26°C
Afternoon
24°C / 24°C
Evening
22°C / 25°C

Air quality

Moderate

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

  • CO2 446
  • CO 211
  • NH3 0
  • NO2 21
  • O3 130
  • PM10 37
  • PM25 36
  • SO2 71
  • CH4 1,371

Sunrise / Sunset

21:29
10:38