Climate averages 1991–2020
Chiayi City weather
in April.
A warm, wet month: the 7th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in Chiayi City: daytime highs average 26.1°C and nights cool to about 18.4°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 144 mm of rain on roughly 16 days, which makes April a wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 41 min on an average April day.
The nearest other city in this atlas is Xinying (24 km away). In April its highs average 26.9°C, 0.8°C warmer than Chiayi City, with 164 mm of rain.
Among the 28 cities listed in Taiwan, Chiayi City ranks joint 5th of 28 for the warmest April highs and 19th of 28 for the driest April (rainfall, lowest first). The mean April high of those 28 cities is 25.1°C; Chiayi City is 1.0°C warmer than that mean.
From April to May, average highs rise by 1.8°C to 28.0°C, and monthly rainfall rises from 144 mm to 270 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Chiayi City climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 20.2°C11.9°C | 11.9°C | 53 | 10.1 | 10.911 h |
| February | 21.3°C12.9°C | 12.9°C | 62 | 11.6 | 11.411 h |
| March | 23.7°C15.3°C | 15.3°C | 85 | 13.3 | 12.012 h |
| April, selected | 26.1°C18.4°C | 18.4°C | 144 | 16.0 | 12.713 h |
| May | 28.0°C21.1°C | 21.1°C | 270 | 22.1 | 13.313 h |
| June | 29.0°C22.8°C | 22.8°C | 365 | 24.2 | 13.614 h |
| July | 29.5°C23.4°C | 23.4°C | 555 | 26.7 | 13.413 h |
| August | 29.0°C23.3°C | 23.3°C | 667 | 28.4 | 12.913 h |
| September | 28.5°C22.3°C | 22.3°C | 436 | 23.9 | 12.312 h |
| October | 27.0°C20.2°C | 20.2°C | 207 | 18.6 | 11.612 h |
| November | 25.0°C17.4°C | 17.4°C | 81 | 12.0 | 11.011 h |
| December | 21.5°C13.7°C | 13.7°C | 60 | 10.7 | 10.711 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Xinying in AprilTaiwan · 24 kmHigh 26.9°C · Low 19.7°C · 164 mm rain
- Douliu in AprilTaiwan · 27 kmHigh 26.0°C · Low 18.3°C · 147 mm rain
- Nantou, Taiwan in AprilTaiwan · 53 kmHigh 24.6°C · Low 17.5°C · 115 mm rain
- Yongkang in AprilTaiwan · 54 kmHigh 27.4°C · Low 20.5°C · 120 mm rain
- Yuanlin in AprilTaiwan · 55 kmHigh 26.1°C · Low 18.9°C · 150 mm rain
- Tainan in AprilTaiwan · 60 kmHigh 27.0°C · Low 21.3°C · 120 mm rain
- Caotun in AprilTaiwan · 60 kmHigh 25.4°C · Low 18.3°C · 115 mm rain
- Chang-hua in AprilTaiwan · 67 kmHigh 25.8°C · Low 19.2°C · 150 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Chiayi City) is explained once on the Chiayi City year overview and on the Sources, method and limits page.