Magong weather in September

In September, Magong sees average daytime highs of 27°C and overnight lows near 26°C, with 117 mm of rain across 9.3 wet days and about 12.1 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 43% of the time in September, and the air most often feels miserable.

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 Magong's 6th-clearest and 7th-windiest month. For the whole year in context, see Magong's year-round climate.

Daytime high
27°
3rd warmest
Overnight low
26°
10th coldest
Rainfall
117 mm
9.3 wet days
Daylight
12 h 06 min
5:52 AM – 6:00 PM
Cloud cover
52%
6th clearest
Wind
22 km/h
7th windiest
Solar energy
5.47 kWh/m²
Travel score
6.6
out of 10

Magong is A county-administered city in Penghu County, Taiwan.

Density
1,875/km²
people per km²
Founded
1981

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical September day in Magong reaches about 27°C in the afternoon and slips back to 26°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 28°C. Set against its neighbours, September runs about 1°C cooler than August and about 2°C warmer than October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12827
22827
32827
42827
52827
62827
72827
82827
92827
102827
112827
122827
132827
142827
152827
162827
172726
182726
192726
202726
212726
222726
232726
242726
252726
262726
272726
282726
292726
302726

How September really feels in Magong

Once humidity and wind are folded in, September averages 11 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
11
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.

Magong weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 17°33610.76.7
Feb19° / 17°386.711.26.6
Mar21° / 19°538.311.86.9
Apr24° / 22°919.212.57.1
May26° / 25°17713.313.16.2
Jun27° / 26°22915.313.45.3
Jul28° / 27°17813.713.35.2
Aug28° / 27°25116.212.85.0
Sep27° / 26°1179.312.16.6
Oct25° / 25°433.111.48.3
Nov23° / 22°374.110.98.1
Dec20° / 19°455.310.67.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14357
24456
34555
44654
54753
64951
75050
85149
95248
105347
115446
125644
135743
145842
155941
165941
176040
186040
196139
206139
216139
226238
236337
246436
256436
266634
276634
286733
296832
306832

Chance of precipitation in September

Any precipitation

Magong gets around 117 mm of rain over 9.3 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 31% and peaks near 47% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
147
246
345
444
543
642
740
839
937
1035
1134
1232
1331
1429
1528
1627
1726
1825
1924
2024
2123
2223
2323
2422
2522
2622
2722
2821
2921
3020

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 65% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
101990
2011089
3011188
4011287
5011485
6021583
7021682
8031780
9031879
10041977
11052075
12062173
13072370
14072469
15082567
16092764
170102862
180113059
190113158
201123354
211123453
221133650
231133749
241133847
252144045
262144143
272144242
282144340
293154438
303154537

Wind in September

Winds average 22 km/h in September.

Across September, daily wind ranges from about 18 km/h on the calmest days to 29 km/h at its breeziest. Calmer and breezier days trade off through the month.

0102030151015202530
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1120light breeze
1220breezy
1321breezy
1421breezy
1522breezy
1622breezy
1723breezy
1823breezy
1924breezy
2024breezy
2125breezy
2226breezy
2326breezy
2427breezy
2527breezy
2628breezy
2728breezy
2829breezy
2929windy
3029windy

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 5:47 AM to 5:57 AM, and sunset from 6:16 PM to 5:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:476:16
212.55:476:15
312.45:486:14
412.45:486:13
512.45:486:12
612.45:496:11
712.35:496:10
812.35:496:09
912.35:506:07
1012.35:506:06
1112.35:506:05
1212.25:516:04
1312.25:516:03
1412.25:516:02
1512.25:526:01
1612.15:526:00
1712.15:525:59
1812.15:535:58
1912.15:535:57
2012.05:535:56
2112.05:545:55
2212.05:545:54
2312.05:545:53
2411.95:555:51
2511.95:555:50
2611.95:555:49
2711.95:565:48
2811.95:565:47
2911.85:565:46
3011.85:575:45

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.47 kWh/m².

For context, solar energy here swings from a low near 3.26 kWh/m² to a high of 6.06 kWh/m² in July across the year — September's 5.47 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.2Bright
Planning a trip in September

Hazard calendar for Magong

In seasonPeak

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

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

Magong's monsoon runs May–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 Magong?

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

6.6
Sightseeing
7th-best month of the year
6.9
Beach & pool
2nd-best month of the year

September is a reasonable time to visit Magong for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Magong in September

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

In September, Magong sees daytime highs around 27°C and nights near 26°C. Pack light clothes. Worth having: rain gear, sun protection and a windbreaker. About 9 days see rain.

light clothesrain gearsun protectiona windbreaker

Sea temperature near Magong 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 offshore is warmest in July 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
Apr24Warm
May26Warm
Jun27Warm
Jul28Tropical
Aug28Tropical
Sep28Warm
Oct26Warm
Nov24Warm
Dec22Refreshing

UV index in Magong 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 Magong peaks around June 19 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 19UV 12Dec 20UV 5
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr8Very high
May10Very high
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep10Very high
Oct8Very high
Nov7High
Dec5High

Air quality in Magong 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 Magong is worst in March — around 28 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (June, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 1228 µg/m³Jun 229 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb27Moderate
Mar28Moderate
Apr23Moderate
May16Moderate
Jun9Good
Jul10Good
Aug12Good
Sep15Moderate
Oct20Moderate
Nov21Moderate
Dec23Moderate
Location & terrain

Where is Magong?

Magong sits at 23.6°N, 119.6°E, 14 m above sea level, in Taiwan. The nearest listed city is Budai, 62 km away.

BudaiBeigangTaibaoXingangXinyingErlunErlinChiayi City

Topography around Magong

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

Within 3 km, the terrain around Magong has only modest variations in elevation — a maximum elevation change of 51 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 59 m; within 80 km, only modest variations in elevation — a maximum elevation change of 68 m.

The land around Magong is covered by water (43%) and artificial surfaces (22%) within 3 km, water (88%) within 16 km, and water (89%) within 80 km.

3 km
51 m
16 km
59 m
80 km
68 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Budai 62 km · Beigang 73 km · Taibao 77 km · Xingang 77 km · Xinying 79 km · Erlun 87 km · Erlin 88 km · Chiayi City 88 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 Magong (23.5654°, 119.5863°, elevation 14 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).