Guangzhou weather in October

In October, Guangzhou sees average daytime highs of 29°C and overnight lows near 22°C, with 58 mm of rain across 6.4 wet days and about 11.5 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 28°C by the end. The sky is clear or mostly clear about 46% of the time in October, and the air most often feels muggy.

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 Guangzhou's 1st-clearest and 9th-windiest month. For the whole year in context, see Guangzhou's year-round climate.

Daytime high
29°
6th warmest
Overnight low
22°
7th coldest
Rainfall
58 mm
6.4 wet days
Daylight
11 h 30 min
6:28 AM – 5:56 PM
Cloud cover
46%
1st clearest
Wind
10 km/h
9th windiest
Solar energy
4.48 kWh/m²
Travel score
6.1
out of 10

Guangzhou is capital city of Guangdong Province, China.

Air quality
Very high
PM2.5 36.4 µg/m³ · 2018
Density
2,221/km²
people per km²
Founded
~214 BCE

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 30°C in the first days to 28°C by the end.

A typical October day in Guangzhou reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, October runs about 3°C cooler than September and about 4°C warmer than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13124
23124
33024
43024
53024
63023
73023
83023
93023
103023
113023
123023
132923
142922
152922
162922
172922
182922
192922
202922
212922
222921
232821
242821
252821
262821
272821
282820
292820
302820
312820

How October really feels in Guangzhou

Once humidity and wind are folded in, October averages 7 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
7
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Guangzhou weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 12°416.410.76.6
Feb20° / 13°558.911.26.1
Mar23° / 17°11714.311.85.8
Apr27° / 21°19716.512.55.1
May30° / 24°2902113.13.5
Jun32° / 26°33622.713.42.6
Jul33° / 27°22921.813.32.4
Aug33° / 27°26522.112.82.5
Sep32° / 25°17715.812.13.6
Oct29° / 22°586.411.56.1
Nov25° / 18°355.310.97.7
Dec21° / 13°374.710.67.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26238
36238
46337
56337
66337
76238
86238
96238
106238
116238
126238
136337
146337
156337
166535
176535
186634
196634
206733
216733
226733
236733
246733
256733
266832
276733
286733
296733
306634
316535

Chance of precipitation in October

Any precipitation

Guangzhou gets around 58 mm of rain over 6.4 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 21% and peaks near 33% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
133
232
331
430
530
629
728
828
927
1027
1126
1225
1324
1423
1522
1621
1721
1820
1919
2018
2117
2216
2315
2414
2513
2613
2712
2812
2912
3012
3113

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 25% of days. Sticky, muggy-or-worse air turns up on roughly 58% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11412243921
21413243820
32414243718
42515243717
52516243616
62517253615
72619253514
83620253412
93721253311
103722253210
11482225319
12492326308
13492426298
145102426287
155112426277
166112426266
177122526256
187122527236
198132527225
2010132527205
2111132527195
2212142627184
2314142626164
2415142626154
2517142625143
2619142625133
2720142625133
2822142524123
2923142524112
3025132524112
3126132523112

Wind in October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 6:22 AM to 6:36 AM, and sunset from 6:10 PM to 5:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:226:10
211.86:236:09
311.76:236:08
411.76:236:07
511.76:246:06
611.76:246:05
711.76:256:04
811.66:256:03
911.66:256:02
1011.66:266:01
1111.66:266:00
1211.56:275:59
1311.56:275:58
1411.56:285:57
1511.56:285:56
1611.56:285:56
1711.46:295:55
1811.46:295:54
1911.46:305:53
2011.46:305:52
2111.36:315:52
2211.36:315:51
2311.36:325:50
2411.36:325:49
2511.36:335:49
2611.26:335:48
2711.26:345:47
2811.26:345:47
2911.26:355:46
3011.26:365:45
3111.16:365:45

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.48 kWh/m².

For context, solar energy here swings from a low near 2.95 kWh/m² to a high of 5.07 kWh/m² in July across the year — October's 4.48 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.2Bright
304.2Bright
314.2Bright
Planning a trip in October

Hazard calendar for Guangzhou

In seasonPeak

In October, Guangzhou sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

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

Guangzhou's monsoon runs April–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 October a good time to visit Guangzhou?

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

6.1
Sightseeing
4th-best month of the year
7.6
Beach & pool
1st-best month of the year

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

What to pack for Guangzhou in October

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

In October, Guangzhou sees daytime highs around 29°C and nights near 22°C. Pack light clothes. About 6 days see rain.

light clothes

Sea temperature near Guangzhou in October

The nearest coast averages about 27°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 67 km away) is warmest in August at about 29°C and coldest in February near 18°C.

It's comfortable for a long swim from Mar 21 to Dec 17 — about 8.9 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb18Cool
Mar20Cool
Apr22Refreshing
May26Warm
Jun28Warm
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct27Warm
Nov23Refreshing
Dec20Refreshing

UV index in Guangzhou in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

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

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 16UV 12Jan 12UV 6
UV index (midday)Level
Jan6High
Feb7High
Mar8Very high
Apr8Very high
May10Very high
Jun10Extreme
Jul12Extreme
Aug10Very high
Sep9Very high
Oct8Very high
Nov7High
Dec6High

Air quality in Guangzhou 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 Guangzhou is worst in January — around 47 µg/m³ PM2.5 (poor), about 2.0× the cleanest month (July, 24 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Guangzhou's WHO annual average of 36.4 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 2147 µg/m³Jul 1124 µg/m³
PM2.5 (µg/m³)Level
Jan47Poor
Feb45Poor
Mar42Poor
Apr37Poor
May31Moderate
Jun25Moderate
Jul24Moderate
Aug29Moderate
Sep39Poor
Oct37Poor
Nov42Poor
Dec39Poor
Location & terrain

Where is Guangzhou?

Guangzhou sits at 23.1°N, 113.3°E, 15 m above sea level, in China. The nearest listed city is Zhuhai, 99 km away.

Topography around Guangzhou

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

Within 3 km, the terrain around Guangzhou has only modest variations in elevation — a maximum elevation change of 64 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 371 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,285 m.

The land around Guangzhou is covered by artificial surfaces (79%) within 3 km, artificial surfaces (65%) and trees (21%) within 16 km, and trees (49%) and artificial surfaces (26%) within 80 km.

3 km
64 m
16 km
371 m
80 km
1,285 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Zhuhai 99 km · Shenzhen 105 km · Macau 106 km · Ha Tsuen 106 km · Tin Shui Wai 106 km · 107 km · Ping Shan 108 km · Yeung Uk Tsuen 108 km

China travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / I
220 V · 50 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$13,862
2025
Happiness
6.1 / 10
World Happiness, 2025
Homicide rate
0.5
per 100k, 2020
Road deaths
17.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 464
Religion
unaffiliated 52%folk religion 22%Buddhist 18%Christian 5%

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 Guangzhou (23.1167°, 113.25°, elevation 15 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).