Yujing weather in September

In September, Yujing sees average daytime highs of 29°C and overnight lows near 23°C, with 342 mm of rain across 26.2 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 11% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 30 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Yujing's 9th-clearest and 8th-windiest month. For the whole year in context, see Yujing's year-round climate.

Daytime high
29°
4th warmest
Overnight low
23°
9th coldest
Rainfall
342 mm
26.2 wet days
Daylight
12 h 06 min
5:49 AM – 5:56 PM
Cloud cover
71%
9th clearest
Wind
5 km/h
8th windiest
Solar energy
4.73 kWh/m²
Travel score
3.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in Yujing reaches about 29°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, September runs on par with August and about 2°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12923
22923
32923
42923
52923
62923
72923
82923
92923
102923
112923
122923
132923
142923
152923
162923
172923
182923
192923
202923
212923
222923
232923
242923
252823
262823
272823
282823
292822
302822

How September really feels in Yujing

Once humidity and wind are folded in, September averages 13 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
13
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Yujing weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 14°386.610.77.2
Feb22° / 15°417.711.27.0
Mar24° / 17°5810.511.86.9
Apr26° / 20°10314.412.56.0
May28° / 22°24021.313.14.4
Jun29° / 23°33923.613.43.5
Jul30° / 24°42226.213.33.1
Aug29° / 24°53728.912.83.0
Sep29° / 23°34226.212.13.4
Oct27° / 21°14222.411.54.7
Nov25° / 18°569.610.97.0
Dec22° / 15°447.210.67.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12377
22377
32476
42575
52575
62575
72773
82773
92872
102971
113070
123268
133268
143367
153565
163565
173664
183763
193862
203862
213961
224060
234060
244159
254357
264357
274456
284555
294555
304654

Chance of precipitation in September

Any precipitation

Yujing gets around 342 mm of rain over 26.2 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 87% and peaks near 90% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
190
290
390
490
589
689
789
889
989
1089
1188
1288
1388
1488
1588
1687
1787
1887
1987
2086
2186
2286
2386
2485
2585
2685
2785
2885
2985
3085

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the oppressive band about 89% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
11972
22962
32962
42962
53952
63952
74942
84942
95941
105932
116922
127912
138902
148902
159892
1610882
1710882
1811872
1911872
2011872
2112862
2212871
2313861
2414851
2515841
2615841
2716840
2818820
2919810
3021790

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 30 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over September. Sunrise moves from 5:44 AM to 5:53 AM, and sunset from 6:12 PM to 5:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:446:12
212.45:446:11
312.45:446:10
412.45:456:09
512.45:456:08
612.45:456:07
712.35:466:06
812.35:466:05
912.35:466:04
1012.35:476:03
1112.25:476:02
1212.25:476:01
1312.25:486:00
1412.25:485:59
1512.25:485:57
1612.15:495:56
1712.15:495:55
1812.15:495:54
1912.15:495:53
2012.05:505:52
2112.05:505:51
2212.05:505:50
2312.05:515:49
2411.95:515:48
2511.95:515:47
2611.95:525:46
2711.95:525:45
2811.95:525:44
2911.85:535:43
3011.85:535:42

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.73 kWh/m².

For context, solar energy here swings from a low near 3.18 kWh/m² to a high of 5.29 kWh/m² in July across the year — September's 4.73 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Yujing

In seasonPeak

In September, Yujing sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.

Yujing sits in the Pacific typhoon belt; the season peaks July–October.

Yujing's monsoon runs June–September, when most of the year's rain falls.

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

Is September a good time to visit Yujing?

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

3.4
Sightseeing
10th-best month of the year
4.3
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in Yujing.

What to pack for Yujing in September

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

In September, Yujing sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Yujing in September

The nearest coast averages about 28°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 44 km away) is warmest in July at about 29°C and coldest in January near 22°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
Jan22Refreshing
Feb22Refreshing
Mar23Refreshing
Apr25Warm
May27Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct27Warm
Nov25Warm
Dec23Refreshing

UV index in Yujing in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yujing peaks around June 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeExtremeVery highHighJun 16UV 12Dec 20UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr9Very high
May9Very high
Jun12Extreme
Jul9Very high
Aug12Extreme
Sep10Very high
Oct8Very high
Nov7High
Dec6High

Air quality in Yujing in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Yujing is worst in March — around 40 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (July, 23 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1739 µg/m³Jul 1323 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb36Poor
Mar40Poor
Apr36Poor
May28Moderate
Jun24Moderate
Jul23Moderate
Aug25Moderate
Sep31Moderate
Oct33Moderate
Nov34Moderate
Dec33Moderate
Location & terrain

Where is Yujing?

Yujing sits at 23.1°N, 120.5°E, 67 m above sea level, in Taiwan. The nearest listed city is Yongkang, 24 km away.

YongkangXinyingTainanChiayi CityTaibaoBudaiXingangBeigang

Topography around Yujing

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Yujing.

Within 3 km, the terrain around Yujing has only modest variations in elevation — a maximum elevation change of 227 m around an average of 78 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,111 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,887 m.

The land around Yujing is covered by trees (76%) within 3 km, trees (85%) within 16 km, and trees (51%) and water (30%) within 80 km.

3 km
227 m
16 km
1,111 m
80 km
3,887 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Yongkang 24 km · Xinying 25 km · Tainan 29 km · Chiayi City 39 km · Taibao 39 km · Budai 42 km · Xingang 50 km · Beigang 52 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 Yujing (23.1249°, 120.4614°, elevation 67 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).