Jiufen weather in October

In October, Jiufen sees average daytime highs of 25°C and overnight lows near 22°C, with 313 mm of rain across 19.3 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 24°C by the end. The sky is clear or mostly clear about 17% 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 Jiufen's 4th-clearest and 2nd-windiest month. For the whole year in context, see Jiufen's year-round climate.

Daytime high
25°
6th warmest
Overnight low
22°
8th coldest
Rainfall
313 mm
19.3 wet days
Daylight
11 h 24 min
5:56 AM – 5:20 PM
Cloud cover
69%
4th clearest
Wind
16 km/h
2nd windiest
Solar energy
3.46 kWh/m²
Travel score
5.3
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 October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 26°C in the first days to 24°C by the end.

A typical October day in Jiufen reaches about 25°C in the afternoon and slips back to 22°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 27°C. Set against its neighbours, October runs about 3°C cooler than September and about 3°C warmer than November.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12624
22624
32624
42624
52623
62623
72623
82623
92623
102623
112523
122523
132523
142523
152523
162522
172522
182522
192522
202522
212422
222422
232422
242422
252422
262421
272421
282421
292421
302421
312421

How October really feels in Jiufen

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Jiufen weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 14°17420.110.64.1
Feb18° / 15°16017.711.14.4
Mar20° / 16°1371711.85.1
Apr23° / 19°12815.512.65.7
May26° / 22°18517.613.25.4
Jun29° / 25°16316.313.54.5
Jul30° / 27°1541413.44.4
Aug30° / 27°22317.612.94.2
Sep28° / 25°25717.812.24.9
Oct25° / 22°31319.311.45.3
Nov22° / 20°27819.210.85.1
Dec19° / 16°22719.510.54.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33961
43862
53862
63862
73862
83862
93763
103664
113664
123565
133565
143565
153466
163466
173466
183466
193466
203466
213367
223268
233268
243169
253169
263169
272971
282971
292971
303070
313070

Chance of precipitation in October

Any precipitation

Jiufen gets around 313 mm of rain over 19.3 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 63% and peaks near 66% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
163
264
364
465
565
665
765
866
966
1066
1166
1266
1365
1465
1564
1663
1762
1862
1961
2061
2160
2260
2360
2460
2560
2660
2760
2861
2960
3060
3160

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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 35% of days. Sticky, muggy-or-worse air turns up on roughly 69% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10212245013
20212245012
30213245011
40213254910
50314254910
6031426489
7031527478
8041627467
9041628457
10051728436
11061829425
12061930405
13072030394
14072131374
15082231353
16092332343
17092332323
180102433303
190112533293
200112633272
211122733262
221122733242
231132833232
241132833232
251132833222
262142833222
272142833221
282152732221
293152732221
303162632221
313162631231

Wind in October

Winds average 16 km/h in October.

Across October, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in October

DaylightNight

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 5:49 AM to 6:04 AM, and sunset from 5:35 PM to 5:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:495:35
211.75:495:34
311.75:495:32
411.75:505:31
511.75:505:30
611.65:515:29
711.65:515:28
811.65:525:27
911.65:525:26
1011.55:535:25
1111.55:535:24
1211.55:545:23
1311.55:545:22
1411.45:555:21
1511.45:555:21
1611.45:565:20
1711.45:565:19
1811.45:575:18
1911.35:575:17
2011.35:585:16
2111.35:585:15
2211.35:595:15
2311.25:595:14
2411.26:005:13
2511.26:015:12
2611.26:015:11
2711.16:025:11
2811.16:025:10
2911.16:035:09
3011.16:045:09
3111.16:045:08

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.46 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 — October's 3.46 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
14.0Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.8Moderate
63.8Moderate
73.7Moderate
83.7Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.4Moderate
173.4Moderate
183.4Moderate
193.4Moderate
203.3Moderate
213.3Moderate
223.3Moderate
233.2Moderate
243.2Moderate
253.2Moderate
263.1Moderate
273.1Moderate
283.1Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in October

Hazard calendar for Jiufen

In seasonPeak

In October, 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.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Jiufen?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.3
Sightseeing
3rd-best month of the year
4.8
Beach & pool
6th-best month of the year

October is a reasonable time to visit Jiufen for sightseeing.

What to pack for Jiufen in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Jiufen sees daytime highs around 25°C and nights near 22°C. Pack rain gear. Worth having: light clothes. About 19 days see rain.

rain gearlight clothes

Sea temperature near Jiufen 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 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.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar22Refreshing
Apr24Refreshing
May25Warm
Jun27Warm
Jul28Tropical
Aug28Tropical
Sep27Warm
Oct26Warm
Nov24Warm
Dec23Refreshing

UV index in Jiufen in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 8 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 13UV 12Dec 22UV 4
UV index (midday)Level
Jan5Moderate
Feb7Very high
Mar9Very high
Apr8Very high
May10Extreme
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct8Very high
Nov7High
Dec4Moderate

Air quality in Jiufen in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October 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).

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateApr 1052 µg/m³Oct 1626 µg/m³
PM2.5 (µg/m³)Level
Jan38Poor
Feb43Poor
Mar51Poor
Apr52Poor
May44Poor
Jun41Poor
Jul32Moderate
Aug32Moderate
Sep30Moderate
Oct25Moderate
Nov32Moderate
Dec32Moderate
Location & terrain

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.

NeihuTaipeiSanzhiNew Taipei CityBanqiaoYilan

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.

3 km
710 m
16 km
752 m
80 km
2,425 m
treescroplandartificial surfaceswater
October weather nearby: Keelung 11 km · Xizhi 19 km · Neihu 26 km · Taipei 33 km · Sanzhi 38 km · New Taipei City 39 km · Banqiao 39 km · Yilan 40 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
Buddhist 35%Taoist 33%none or unspecified 18%folk religion approximately 10%

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).