Chang-hua weather in October
In October, Chang-hua sees average daytime highs of 28°C and overnight lows near 23°C, with 55 mm of rain across 4.8 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.
Highs ease over the month, from about 29°C in the first days to 28°C by the end. The sky is clear or mostly clear about 57% of the time in October, and the air most often feels oppressive.
Daylight stretches from about 11 h 48 min at the start of October to 11 h 06 min by month's end. Set against the rest of the year, October is Chang-hua's 3rd-clearest and 5th-windiest month. For the whole year in context, see Chang-hua's year-round climate.
- Daytime high
- 28°
- 6th warmest
- Overnight low
- 23°
- 7th coldest
- Rainfall
- 55 mm
- 4.8 wet days
- Daylight
- 11 h 24 min
- 6:00 AM – 5:26 PM
- Cloud cover
- 41%
- 3rd clearest
- Wind
- 15 km/h
- 5th windiest
- Solar energy
- 4.66 kWh/m²
- Travel score
- 6.8
- out of 10
Chang-hua is A county-administered city in Changhua County, Taiwan.
- Density
- 3,450/km²
- people per km²
- Founded
- 1951
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Highs ease over the month, from about 29°C in the first days to 28°C by the end.
A typical October day in Chang-hua reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, October runs about 2°C cooler than September and about 3°C warmer than November.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 |
| Avg low (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 29 | 24 |
| 2 | 29 | 24 |
| 3 | 29 | 24 |
| 4 | 29 | 24 |
| 5 | 29 | 24 |
| 6 | 29 | 24 |
| 7 | 29 | 24 |
| 8 | 29 | 24 |
| 9 | 29 | 24 |
| 10 | 29 | 24 |
| 11 | 29 | 24 |
| 12 | 29 | 23 |
| 13 | 29 | 23 |
| 14 | 29 | 23 |
| 15 | 29 | 23 |
| 16 | 28 | 23 |
| 17 | 28 | 23 |
| 18 | 28 | 23 |
| 19 | 28 | 23 |
| 20 | 28 | 23 |
| 21 | 28 | 23 |
| 22 | 28 | 23 |
| 23 | 28 | 22 |
| 24 | 28 | 22 |
| 25 | 28 | 22 |
| 26 | 28 | 22 |
| 27 | 28 | 22 |
| 28 | 28 | 22 |
| 29 | 28 | 22 |
| 30 | 27 | 22 |
| 31 | 27 | 22 |
How October really feels in Chang-hua
Once humidity and wind are folded in, October averages 6 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Chang-hua weather by month
How October compares with the rest of the year at a glance. October is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 20° / 15° | 52 | 7.7 | 10.7 | 7.1 |
| Feb | 21° / 15° | 74 | 9.1 | 11.2 | 6.7 |
| Mar | 23° / 17° | 115 | 11.8 | 11.8 | 6.7 |
| Apr | 26° / 21° | 150 | 13.1 | 12.5 | 6.2 |
| May | 29° / 23° | 228 | 15.6 | 13.1 | 4.9 |
| Jun | 30° / 25° | 287 | 18.6 | 13.5 | 3.6 |
| Jul | 31° / 26° | 230 | 17.5 | 13.3 | 3.5 |
| Aug | 31° / 26° | 287 | 19.9 | 12.8 | 3.5 |
| Sep | 30° / 25° | 144 | 12.1 | 12.1 | 4.7 |
| Oct | 28° / 23° | 55 | 4.8 | 11.4 | 6.8 |
| Nov | 26° / 20° | 43 | 5.3 | 10.8 | 7.7 |
| Dec | 22° / 17° | 50 | 6.1 | 10.5 | 7.7 |
Cloud cover in October
The sky is clear or mostly clear about 57% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 66 | 67 | 68 | 69 | 71 | 71 | 72 | 74 | 74 | 74 | 75 | 76 | 76 | 76 | 77 | 77 | 77 | 78 | 78 | 78 | 77 | 77 | 76 | 76 | 75 | 75 | 75 | 74 | 74 | 73 | 73 |
| Cloudier (%) | 34 | 33 | 32 | 31 | 29 | 29 | 28 | 26 | 26 | 26 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 27 | 27 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 66 | 34 |
| 2 | 67 | 33 |
| 3 | 68 | 32 |
| 4 | 69 | 31 |
| 5 | 71 | 29 |
| 6 | 71 | 29 |
| 7 | 72 | 28 |
| 8 | 74 | 26 |
| 9 | 74 | 26 |
| 10 | 74 | 26 |
| 11 | 75 | 25 |
| 12 | 76 | 24 |
| 13 | 76 | 24 |
| 14 | 76 | 24 |
| 15 | 77 | 23 |
| 16 | 77 | 23 |
| 17 | 77 | 23 |
| 18 | 78 | 22 |
| 19 | 78 | 22 |
| 20 | 78 | 22 |
| 21 | 77 | 23 |
| 22 | 77 | 23 |
| 23 | 76 | 24 |
| 24 | 76 | 24 |
| 25 | 75 | 25 |
| 26 | 75 | 25 |
| 27 | 75 | 25 |
| 28 | 74 | 26 |
| 29 | 74 | 26 |
| 30 | 73 | 27 |
| 31 | 73 | 27 |
Chance of precipitation in October
Chang-hua gets around 55 mm of rain over 4.8 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 17% and peaks near 27% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 27 | 26 | 26 | 25 | 24 | 23 | 22 | 22 | 21 | 20 | 20 | 19 | 18 | 18 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
| Rain chance (%) | |
|---|---|
| 1 | 27 |
| 2 | 26 |
| 3 | 26 |
| 4 | 25 |
| 5 | 24 |
| 6 | 23 |
| 7 | 22 |
| 8 | 22 |
| 9 | 21 |
| 10 | 20 |
| 11 | 20 |
| 12 | 19 |
| 13 | 18 |
| 14 | 18 |
| 15 | 17 |
| 16 | 16 |
| 17 | 16 |
| 18 | 15 |
| 19 | 14 |
| 20 | 14 |
| 21 | 13 |
| 22 | 12 |
| 23 | 12 |
| 24 | 11 |
| 25 | 11 |
| 26 | 11 |
| 27 | 11 |
| 28 | 11 |
| 29 | 11 |
| 30 | 11 |
| 31 | 11 |
Humidity in October
Most of October feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the oppressive band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 |
| Comfortable (%) | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 9 |
| Humid (%) | 8 | 9 | 10 | 10 | 11 | 11 | 12 | 13 | 13 | 14 | 14 | 15 | 16 | 16 | 17 | 17 | 18 | 18 | 19 | 19 | 20 | 21 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 24 | 24 |
| Muggy (%) | 15 | 15 | 16 | 16 | 17 | 17 | 18 | 20 | 21 | 22 | 24 | 25 | 27 | 29 | 30 | 32 | 34 | 36 | 37 | 38 | 39 | 41 | 42 | 42 | 42 | 43 | 42 | 42 | 42 | 41 | 41 |
| Oppressive (%) | 56 | 56 | 55 | 56 | 55 | 56 | 55 | 53 | 54 | 53 | 52 | 51 | 48 | 46 | 44 | 42 | 40 | 38 | 35 | 33 | 31 | 29 | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 24 |
| Miserable (%) | 21 | 20 | 19 | 18 | 16 | 15 | 14 | 13 | 11 | 10 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 0 | 0 | 8 | 15 | 56 | 21 |
| 2 | 0 | 0 | 9 | 15 | 56 | 20 |
| 3 | 0 | 0 | 10 | 16 | 55 | 19 |
| 4 | 0 | 0 | 10 | 16 | 56 | 18 |
| 5 | 0 | 1 | 11 | 17 | 55 | 16 |
| 6 | 0 | 1 | 11 | 17 | 56 | 15 |
| 7 | 0 | 1 | 12 | 18 | 55 | 14 |
| 8 | 0 | 1 | 13 | 20 | 53 | 13 |
| 9 | 0 | 1 | 13 | 21 | 54 | 11 |
| 10 | 0 | 1 | 14 | 22 | 53 | 10 |
| 11 | 0 | 1 | 14 | 24 | 52 | 9 |
| 12 | 0 | 1 | 15 | 25 | 51 | 8 |
| 13 | 0 | 2 | 16 | 27 | 48 | 8 |
| 14 | 0 | 2 | 16 | 29 | 46 | 7 |
| 15 | 0 | 2 | 17 | 30 | 44 | 7 |
| 16 | 0 | 3 | 17 | 32 | 42 | 6 |
| 17 | 0 | 3 | 18 | 34 | 40 | 6 |
| 18 | 0 | 3 | 18 | 36 | 38 | 5 |
| 19 | 1 | 4 | 19 | 37 | 35 | 5 |
| 20 | 1 | 4 | 19 | 38 | 33 | 5 |
| 21 | 1 | 5 | 20 | 39 | 31 | 4 |
| 22 | 1 | 5 | 21 | 41 | 29 | 4 |
| 23 | 1 | 6 | 21 | 42 | 27 | 3 |
| 24 | 1 | 6 | 21 | 42 | 26 | 3 |
| 25 | 1 | 7 | 22 | 42 | 25 | 3 |
| 26 | 1 | 7 | 22 | 43 | 24 | 2 |
| 27 | 1 | 8 | 23 | 42 | 24 | 2 |
| 28 | 2 | 8 | 23 | 42 | 24 | 2 |
| 29 | 2 | 8 | 23 | 42 | 24 | 1 |
| 30 | 2 | 8 | 24 | 41 | 24 | 1 |
| 31 | 2 | 9 | 24 | 41 | 24 | 1 |
Wind in October
Winds average 15 km/h in October.
Across October, daily wind ranges from about 13 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 13 | light breeze |
| 2 | 13 | light breeze |
| 3 | 13 | light breeze |
| 4 | 13 | light breeze |
| 5 | 13 | light breeze |
| 6 | 13 | light breeze |
| 7 | 14 | light breeze |
| 8 | 14 | light breeze |
| 9 | 14 | light breeze |
| 10 | 14 | light breeze |
| 11 | 14 | light breeze |
| 12 | 14 | light breeze |
| 13 | 14 | light breeze |
| 14 | 15 | light breeze |
| 15 | 15 | light breeze |
| 16 | 15 | light breeze |
| 17 | 15 | light breeze |
| 18 | 15 | light breeze |
| 19 | 15 | light breeze |
| 20 | 15 | light breeze |
| 21 | 15 | light breeze |
| 22 | 15 | light breeze |
| 23 | 15 | light breeze |
| 24 | 16 | light breeze |
| 25 | 16 | light breeze |
| 26 | 16 | light breeze |
| 27 | 16 | light breeze |
| 28 | 16 | light breeze |
| 29 | 16 | light breeze |
| 30 | 15 | light breeze |
| 31 | 15 | light breeze |
Sunrise & sunset in October
Daylight runs from about 11 h 48 min at the start of October to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 42 minutes over October. Sunrise moves from 5:53 AM to 6:08 AM, and sunset from 5:40 PM to 5:14 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.8 | 11.8 | 11.7 | 11.7 | 11.7 | 11.7 | 11.6 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 |
| Sunrise (AM) | 5:53 | 5:54 | 5:54 | 5:55 | 5:55 | 5:55 | 5:56 | 5:56 | 5:57 | 5:57 | 5:58 | 5:58 | 5:59 | 5:59 | 5:59 | 6:00 | 6:00 | 6:01 | 6:01 | 6:02 | 6:02 | 6:03 | 6:04 | 6:04 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:08 | 6:08 |
| Sunset (PM) | 5:40 | 5:39 | 5:38 | 5:37 | 5:36 | 5:35 | 5:34 | 5:33 | 5:32 | 5:31 | 5:30 | 5:29 | 5:28 | 5:27 | 5:27 | 5:26 | 5:25 | 5:24 | 5:23 | 5:22 | 5:21 | 5:21 | 5:20 | 5:19 | 5:18 | 5:18 | 5:17 | 5:16 | 5:16 | 5:15 | 5:14 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.8 | 5:53 | 5:40 |
| 2 | 11.8 | 5:54 | 5:39 |
| 3 | 11.7 | 5:54 | 5:38 |
| 4 | 11.7 | 5:55 | 5:37 |
| 5 | 11.7 | 5:55 | 5:36 |
| 6 | 11.7 | 5:55 | 5:35 |
| 7 | 11.6 | 5:56 | 5:34 |
| 8 | 11.6 | 5:56 | 5:33 |
| 9 | 11.6 | 5:57 | 5:32 |
| 10 | 11.6 | 5:57 | 5:31 |
| 11 | 11.5 | 5:58 | 5:30 |
| 12 | 11.5 | 5:58 | 5:29 |
| 13 | 11.5 | 5:59 | 5:28 |
| 14 | 11.5 | 5:59 | 5:27 |
| 15 | 11.5 | 5:59 | 5:27 |
| 16 | 11.4 | 6:00 | 5:26 |
| 17 | 11.4 | 6:00 | 5:25 |
| 18 | 11.4 | 6:01 | 5:24 |
| 19 | 11.4 | 6:01 | 5:23 |
| 20 | 11.3 | 6:02 | 5:22 |
| 21 | 11.3 | 6:02 | 5:21 |
| 22 | 11.3 | 6:03 | 5:21 |
| 23 | 11.3 | 6:04 | 5:20 |
| 24 | 11.3 | 6:04 | 5:19 |
| 25 | 11.2 | 6:05 | 5:18 |
| 26 | 11.2 | 6:05 | 5:18 |
| 27 | 11.2 | 6:06 | 5:17 |
| 28 | 11.2 | 6:06 | 5:16 |
| 29 | 11.1 | 6:07 | 5:16 |
| 30 | 11.1 | 6:08 | 5:15 |
| 31 | 11.1 | 6:08 | 5:14 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 4.66 kWh/m².
For context, solar energy here swings from a low near 3.46 kWh/m² to a high of 5.45 kWh/m² in May across the year — October's 4.66 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.5 | 4.5 | 4.5 | 4.5 | 4.4 | 4.4 | 4.4 | 4.3 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.8 | Bright |
| 2 | 4.8 | Bright |
| 3 | 4.8 | Bright |
| 4 | 4.7 | Bright |
| 5 | 4.7 | Bright |
| 6 | 4.7 | Bright |
| 7 | 4.7 | Bright |
| 8 | 4.7 | Bright |
| 9 | 4.7 | Bright |
| 10 | 4.7 | Bright |
| 11 | 4.7 | Bright |
| 12 | 4.7 | Bright |
| 13 | 4.7 | Bright |
| 14 | 4.7 | Bright |
| 15 | 4.7 | Bright |
| 16 | 4.7 | Bright |
| 17 | 4.6 | Bright |
| 18 | 4.6 | Bright |
| 19 | 4.6 | Bright |
| 20 | 4.6 | Bright |
| 21 | 4.6 | Bright |
| 22 | 4.6 | Bright |
| 23 | 4.6 | Bright |
| 24 | 4.5 | Bright |
| 25 | 4.5 | Bright |
| 26 | 4.5 | Bright |
| 27 | 4.5 | Bright |
| 28 | 4.4 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.4 | Bright |
| 31 | 4.3 | Bright |
Hazard calendar for Chang-hua
In October, Chang-hua sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Chang-hua sits in the Pacific typhoon belt; the season peaks July–October.
Chang-hua's monsoon runs April–September, when most of the year's rain falls.
Is October a good time to visit Chang-hua?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a reasonable time to visit Chang-hua for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Chang-hua in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Chang-hua sees daytime highs around 28°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.
Sea temperature near Chang-hua in October
The nearest coast averages about 26°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 20 km away) is warmest in August at about 29°C and coldest in January near 19°C.
It's comfortable for a long swim from Feb 21 to Jan 4 — about 10.5 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 20 | 22 | 24 | 26 | 28 | 28 | 29 | 28 | 26 | 24 | 21 |
| Comfort | Cool | Cool | Refreshing | Warm | Warm | Warm | Tropical | Tropical | Warm | Warm | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 20 | Cool |
| Mar | 22 | Refreshing |
| Apr | 24 | Warm |
| May | 26 | Warm |
| Jun | 28 | Warm |
| Jul | 28 | Tropical |
| Aug | 29 | Tropical |
| Sep | 28 | Warm |
| Oct | 26 | Warm |
| Nov | 24 | Warm |
| Dec | 21 | Refreshing |
UV index in Chang-hua in October
Clear-sky midday UV in October peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chang-hua peaks around June 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 5 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 6 | 8 | 9 | 8 | 10 | 12 | 11 | 11 | 9 | 7 | 7 | 5 |
| Level | High | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 9 | Very high |
| Apr | 8 | Very high |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 9 | Very high |
| Oct | 7 | Very high |
| Nov | 7 | High |
| Dec | 5 | High |
Air quality in Chang-hua in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in Chang-hua is worst in March — around 56 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (July, 33 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 45 | 48 | 56 | 50 | 41 | 34 | 33 | 36 | 41 | 38 | 41 | 39 |
| Level | Poor | Poor | Unhealthy | Poor | Poor | Moderate | Moderate | Poor | Poor | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 45 | Poor |
| Feb | 48 | Poor |
| Mar | 56 | Unhealthy |
| Apr | 50 | Poor |
| May | 41 | Poor |
| Jun | 34 | Moderate |
| Jul | 33 | Moderate |
| Aug | 36 | Poor |
| Sep | 41 | Poor |
| Oct | 38 | Poor |
| Nov | 41 | Poor |
| Dec | 39 | Poor |
Where is Chang-hua?
Chang-hua sits at 24.1°N, 120.6°E, 60 m above sea level, in Taiwan. The nearest listed city is Changhua, 1.0 km away.
Topography around Chang-hua
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chang-hua.
Within 3 km, the terrain around Chang-hua has only modest variations in elevation — a maximum elevation change of 190 m around an average of 59 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 402 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,887 m.
The land around Chang-hua is covered by trees (46%) and artificial surfaces (43%) within 3 km, artificial surfaces (39%), cropland (29%) and trees (23%) within 16 km, and trees (49%) and water (30%) within 80 km.
Taiwan travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 110 / 220 V · 60 Hz
- Happiness
- 6.7 / 10
- World Happiness, 2025
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Chang-hua (24.0733°, 120.5628°, elevation 60 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).