Jiufen weather in August
In August, Jiufen sees average daytime highs of 30°C and overnight lows near 27°C, with 223 mm of rain across 17.6 wet days and about 12.9 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.
Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 27% of the time in August, and the air most often feels miserable.
Daylight stretches from about 13 h 12 min at the start of August to 12 h 30 min by month's end. Set against the rest of the year, August is Jiufen's 1st-clearest and 9th-windiest month. For the whole year in context, see Jiufen's year-round climate.
- Daytime high
- 30°
- 2nd warmest
- Overnight low
- 27°
- 11th coldest
- Rainfall
- 223 mm
- 17.6 wet days
- Daylight
- 12 h 54 min
- 5:30 AM – 6:23 PM
- Cloud cover
- 65%
- 1st clearest
- Wind
- 10 km/h
- 9th windiest
- Solar energy
- 5.38 kWh/m²
- Travel score
- 4.2
- out of 10
Jiufen is mountain area in Ruifang District near Keelung, Taiwan.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in August
Day-to-day highs hold fairly steady near 30°C through the month.
A typical August day in Jiufen reaches about 30°C in the afternoon and slips back to 27°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, August runs on par with July and about 2°C warmer than September.
| 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) | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 |
| Avg low (°C) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 27 |
| 2 | 30 | 27 |
| 3 | 30 | 27 |
| 4 | 30 | 27 |
| 5 | 30 | 27 |
| 6 | 30 | 27 |
| 7 | 30 | 27 |
| 8 | 30 | 27 |
| 9 | 30 | 27 |
| 10 | 30 | 27 |
| 11 | 30 | 27 |
| 12 | 30 | 27 |
| 13 | 30 | 27 |
| 14 | 30 | 27 |
| 15 | 30 | 27 |
| 16 | 30 | 27 |
| 17 | 30 | 27 |
| 18 | 30 | 27 |
| 19 | 30 | 27 |
| 20 | 30 | 26 |
| 21 | 30 | 26 |
| 22 | 30 | 26 |
| 23 | 30 | 26 |
| 24 | 30 | 26 |
| 25 | 30 | 26 |
| 26 | 30 | 26 |
| 27 | 29 | 26 |
| 28 | 29 | 26 |
| 29 | 29 | 26 |
| 30 | 29 | 26 |
| 31 | 29 | 26 |
How August really feels in Jiufen
Once humidity and wind are folded in, August averages 31 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Jiufen weather by month
How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 17° / 14° | 174 | 20.1 | 10.6 | 4.1 |
| Feb | 18° / 15° | 160 | 17.7 | 11.1 | 4.4 |
| Mar | 20° / 16° | 137 | 17 | 11.8 | 5.1 |
| Apr | 23° / 19° | 128 | 15.5 | 12.6 | 5.7 |
| May | 26° / 22° | 185 | 17.6 | 13.2 | 5.4 |
| Jun | 29° / 25° | 163 | 16.3 | 13.5 | 4.5 |
| Jul | 30° / 27° | 154 | 14 | 13.4 | 4.4 |
| Aug | 30° / 27° | 223 | 17.6 | 12.9 | 4.2 |
| Sep | 28° / 25° | 257 | 17.8 | 12.2 | 4.9 |
| Oct | 25° / 22° | 313 | 19.3 | 11.4 | 5.3 |
| Nov | 22° / 20° | 278 | 19.2 | 10.8 | 5.1 |
| Dec | 19° / 16° | 227 | 19.5 | 10.5 | 4.6 |
Cloud cover in August
The sky is clear or mostly clear about 27% of the time in August, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 57%.
| 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 (%) | 44 | 44 | 42 | 42 | 42 | 41 | 41 | 41 | 42 | 42 | 42 | 42 | 43 | 43 | 44 | 44 | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 46 | 45 | 44 | 43 | 42 | 42 | 43 | 42 |
| Cloudier (%) | 56 | 56 | 58 | 58 | 58 | 59 | 59 | 59 | 58 | 58 | 58 | 58 | 57 | 57 | 56 | 56 | 55 | 55 | 55 | 54 | 54 | 54 | 54 | 54 | 55 | 56 | 57 | 58 | 58 | 57 | 58 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 44 | 56 |
| 2 | 44 | 56 |
| 3 | 42 | 58 |
| 4 | 42 | 58 |
| 5 | 42 | 58 |
| 6 | 41 | 59 |
| 7 | 41 | 59 |
| 8 | 41 | 59 |
| 9 | 42 | 58 |
| 10 | 42 | 58 |
| 11 | 42 | 58 |
| 12 | 42 | 58 |
| 13 | 43 | 57 |
| 14 | 43 | 57 |
| 15 | 44 | 56 |
| 16 | 44 | 56 |
| 17 | 45 | 55 |
| 18 | 45 | 55 |
| 19 | 45 | 55 |
| 20 | 46 | 54 |
| 21 | 46 | 54 |
| 22 | 46 | 54 |
| 23 | 46 | 54 |
| 24 | 46 | 54 |
| 25 | 45 | 55 |
| 26 | 44 | 56 |
| 27 | 43 | 57 |
| 28 | 42 | 58 |
| 29 | 42 | 58 |
| 30 | 43 | 57 |
| 31 | 42 | 58 |
Chance of precipitation in August
Jiufen gets around 223 mm of rain over 17.6 wet days in August. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 56% and peaks near 59% on the wettest days. The odds climb 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 (%) | 50 | 51 | 52 | 53 | 54 | 54 | 55 | 56 | 56 | 56 | 57 | 57 | 57 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 57 | 57 | 57 | 58 | 58 | 59 | 59 | 59 | 59 |
| Rain chance (%) | |
|---|---|
| 1 | 50 |
| 2 | 51 |
| 3 | 52 |
| 4 | 53 |
| 5 | 54 |
| 6 | 54 |
| 7 | 55 |
| 8 | 56 |
| 9 | 56 |
| 10 | 56 |
| 11 | 57 |
| 12 | 57 |
| 13 | 57 |
| 14 | 56 |
| 15 | 56 |
| 16 | 56 |
| 17 | 56 |
| 18 | 56 |
| 19 | 56 |
| 20 | 56 |
| 21 | 56 |
| 22 | 56 |
| 23 | 57 |
| 24 | 57 |
| 25 | 57 |
| 26 | 58 |
| 27 | 58 |
| 28 | 59 |
| 29 | 59 |
| 30 | 59 |
| 31 | 59 |
Humidity in August
Most of August feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the miserable band about 83% of days. Sticky, muggy-or-worse air turns up on roughly 100% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muggy (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 |
| Oppressive (%) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 23 | 24 | 26 | 28 | 30 |
| Miserable (%) | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 87 | 87 | 87 | 87 | 87 | 87 | 87 | 86 | 86 | 86 | 86 | 85 | 85 | 84 | 83 | 82 | 80 | 79 | 78 | 76 | 74 | 72 | 70 | 67 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 0 | 14 | 86 |
| 2 | 0 | 14 | 86 |
| 3 | 0 | 14 | 86 |
| 4 | 0 | 14 | 86 |
| 5 | 0 | 14 | 86 |
| 6 | 0 | 14 | 86 |
| 7 | 0 | 14 | 86 |
| 8 | 0 | 13 | 87 |
| 9 | 0 | 13 | 87 |
| 10 | 0 | 13 | 87 |
| 11 | 0 | 13 | 87 |
| 12 | 0 | 13 | 87 |
| 13 | 0 | 13 | 87 |
| 14 | 0 | 13 | 87 |
| 15 | 0 | 14 | 86 |
| 16 | 0 | 14 | 86 |
| 17 | 0 | 14 | 86 |
| 18 | 0 | 14 | 86 |
| 19 | 0 | 15 | 85 |
| 20 | 0 | 15 | 85 |
| 21 | 0 | 16 | 84 |
| 22 | 0 | 17 | 83 |
| 23 | 0 | 18 | 82 |
| 24 | 1 | 19 | 80 |
| 25 | 1 | 20 | 79 |
| 26 | 1 | 21 | 78 |
| 27 | 1 | 23 | 76 |
| 28 | 2 | 24 | 74 |
| 29 | 2 | 26 | 72 |
| 30 | 2 | 28 | 70 |
| 31 | 3 | 30 | 67 |
Wind in August
Winds average 10 km/h in August.
Across August, daily wind ranges from about 9 km/h on the calmest days to 10 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) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 9 | calm |
| 9 | 9 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
| 31 | 10 | calm |
Sunrise & sunset in August
Daylight runs from about 13 h 12 min at the start of August to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 42 minutes over August. Sunrise moves from 5:23 AM to 5:36 AM, and sunset from 6:34 PM to 6:09 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) | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.0 | 13.0 | 13.0 | 13.0 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.8 | 12.8 | 12.8 | 12.8 | 12.8 | 12.7 | 12.7 | 12.7 | 12.7 | 12.6 | 12.6 | 12.6 | 12.6 | 12.5 |
| Sunrise (AM) | 5:23 | 5:24 | 5:24 | 5:25 | 5:25 | 5:26 | 5:26 | 5:26 | 5:27 | 5:27 | 5:28 | 5:28 | 5:29 | 5:29 | 5:30 | 5:30 | 5:31 | 5:31 | 5:31 | 5:32 | 5:32 | 5:33 | 5:33 | 5:34 | 5:34 | 5:34 | 5:35 | 5:35 | 5:36 | 5:36 | 5:36 |
| Sunset (PM) | 6:34 | 6:34 | 6:33 | 6:32 | 6:32 | 6:31 | 6:30 | 6:30 | 6:29 | 6:28 | 6:27 | 6:27 | 6:26 | 6:25 | 6:24 | 6:23 | 6:22 | 6:22 | 6:21 | 6:20 | 6:19 | 6:18 | 6:17 | 6:16 | 6:15 | 6:14 | 6:13 | 6:12 | 6:11 | 6:10 | 6:09 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.2 | 5:23 | 6:34 |
| 2 | 13.2 | 5:24 | 6:34 |
| 3 | 13.1 | 5:24 | 6:33 |
| 4 | 13.1 | 5:25 | 6:32 |
| 5 | 13.1 | 5:25 | 6:32 |
| 6 | 13.1 | 5:26 | 6:31 |
| 7 | 13.1 | 5:26 | 6:30 |
| 8 | 13.1 | 5:26 | 6:30 |
| 9 | 13.0 | 5:27 | 6:29 |
| 10 | 13.0 | 5:27 | 6:28 |
| 11 | 13.0 | 5:28 | 6:27 |
| 12 | 13.0 | 5:28 | 6:27 |
| 13 | 12.9 | 5:29 | 6:26 |
| 14 | 12.9 | 5:29 | 6:25 |
| 15 | 12.9 | 5:30 | 6:24 |
| 16 | 12.9 | 5:30 | 6:23 |
| 17 | 12.9 | 5:31 | 6:22 |
| 18 | 12.8 | 5:31 | 6:22 |
| 19 | 12.8 | 5:31 | 6:21 |
| 20 | 12.8 | 5:32 | 6:20 |
| 21 | 12.8 | 5:32 | 6:19 |
| 22 | 12.8 | 5:33 | 6:18 |
| 23 | 12.7 | 5:33 | 6:17 |
| 24 | 12.7 | 5:34 | 6:16 |
| 25 | 12.7 | 5:34 | 6:15 |
| 26 | 12.7 | 5:34 | 6:14 |
| 27 | 12.6 | 5:35 | 6:13 |
| 28 | 12.6 | 5:35 | 6:12 |
| 29 | 12.6 | 5:36 | 6:11 |
| 30 | 12.6 | 5:36 | 6:10 |
| 31 | 12.5 | 5:36 | 6:09 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 5.38 kWh/m².
For context, solar energy here swings from a low near 2.02 kWh/m² to a high of 5.9 kWh/m² in July across the year — August's 5.38 kWh/m² sits near the top of that range.
| 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) | 5.7 | 5.6 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 |
| 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 | 5.7 | Bright |
| 2 | 5.6 | Bright |
| 3 | 5.6 | Bright |
| 4 | 5.6 | Bright |
| 5 | 5.6 | Bright |
| 6 | 5.5 | Bright |
| 7 | 5.5 | Bright |
| 8 | 5.5 | Bright |
| 9 | 5.5 | Bright |
| 10 | 5.5 | Bright |
| 11 | 5.5 | Bright |
| 12 | 5.5 | Bright |
| 13 | 5.5 | Bright |
| 14 | 5.4 | Bright |
| 15 | 5.4 | Bright |
| 16 | 5.4 | Bright |
| 17 | 5.4 | Bright |
| 18 | 5.4 | Bright |
| 19 | 5.4 | Bright |
| 20 | 5.4 | Bright |
| 21 | 5.3 | Bright |
| 22 | 5.3 | Bright |
| 23 | 5.3 | Bright |
| 24 | 5.3 | Bright |
| 25 | 5.3 | Bright |
| 26 | 5.2 | Bright |
| 27 | 5.2 | Bright |
| 28 | 5.2 | Bright |
| 29 | 5.2 | Bright |
| 30 | 5.1 | Bright |
| 31 | 5.1 | Bright |
Hazard calendar for Jiufen
In August, Jiufen sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Jiufen sits in the Pacific typhoon belt; the season peaks July–October.
Is August a good time to visit Jiufen?
Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
August is a reasonable time to visit Jiufen for sightseeing.
What to pack for Jiufen in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Jiufen sees daytime highs around 30°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.
Sea temperature near Jiufen in August
The nearest coast averages about 28°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 28°C and coldest in January near 21°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 21 | 21 | 22 | 24 | 25 | 27 | 28 | 28 | 27 | 26 | 24 | 23 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Warm | Warm | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 21 | Refreshing |
| Feb | 21 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 24 | Refreshing |
| May | 25 | Warm |
| Jun | 27 | Warm |
| Jul | 28 | Tropical |
| Aug | 28 | Tropical |
| Sep | 27 | Warm |
| Oct | 26 | Warm |
| Nov | 24 | Warm |
| Dec | 23 | Refreshing |
UV index in Jiufen in August
Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Jiufen peaks around July 13 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 4 (moderate).
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) | 5 | 7 | 9 | 8 | 10 | 11 | 12 | 11 | 11 | 8 | 7 | 4 |
| Level | Moderate | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | Moderate |
| Feb | 7 | Very high |
| Mar | 9 | Very high |
| Apr | 8 | Very high |
| May | 10 | Extreme |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 11 | Extreme |
| Oct | 8 | Very high |
| Nov | 7 | High |
| Dec | 4 | Moderate |
Air quality in Jiufen in August
Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.
Air quality in Jiufen is worst in April — around 52 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (October, 25 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) | 38 | 43 | 51 | 52 | 44 | 41 | 32 | 32 | 30 | 25 | 32 | 32 |
| Level | Poor | Poor | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 38 | Poor |
| Feb | 43 | Poor |
| Mar | 51 | Poor |
| Apr | 52 | Poor |
| May | 44 | Poor |
| Jun | 41 | Poor |
| Jul | 32 | Moderate |
| Aug | 32 | Moderate |
| Sep | 30 | Moderate |
| Oct | 25 | Moderate |
| Nov | 32 | Moderate |
| Dec | 32 | Moderate |
Where is Jiufen?
Jiufen sits at 25.1°N, 121.8°E, 0 m above sea level, in Taiwan. The nearest listed city is Keelung, 11 km away.
Topography around Jiufen
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Jiufen.
Within 3 km, the terrain around Jiufen has large variations in elevation — a maximum elevation change of 710 m around an average of 221 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 752 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,425 m.
The land around Jiufen is covered by trees (77%) within 3 km, trees (48%) and water (48%) within 16 km, and water (64%) and trees (29%) 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 Jiufen (25.1096°, 121.8442°, elevation 0 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).