Guangzhou weather in April

In April, Guangzhou sees average daytime highs of 27°C and overnight lows near 21°C, with 197 mm of rain across 16.5 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 29°C by the end. The sky is clear or mostly clear about 7% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of April to 12 h 48 min by month's end. Set against the rest of the year, April is Guangzhou's 10th-clearest and 5th-windiest month. For the whole year in context, see Guangzhou's year-round climate.

Daytime high
27°
7th warmest
Overnight low
21°
6th coldest
Rainfall
197 mm
16.5 wet days
Daylight
12 h 30 min
6:11 AM – 6:43 PM
Cloud cover
79%
10th clearest
Wind
11 km/h
5th windiest
Solar energy
3.74 kWh/m²
Travel score
5.1
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 April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 25°C in the first days to 29°C by the end.

A typical April day in Guangzhou reaches about 27°C in the afternoon and slips back to 21°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°C. Set against its neighbours, April runs about 4°C warmer than March and about 3°C cooler than May.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12519
22519
32519
42519
52519
62519
72520
82620
92620
102620
112620
122620
132620
142721
152721
162721
172721
182721
192721
202822
212822
222822
232822
242822
252822
262822
272822
282923
292923
302923

How April really feels in Guangzhou

Once humidity and wind are folded in, April 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

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

Guangzhou weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 5th-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 April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 10% of April, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11585
21684
31684
41684
51684
61684
71585
81585
91684
101783
111783
121783
131783
141783
151882
161882
171882
181882
191882
201882
211882
221981
231981
241981
251882
261981
272080
282080
292080
302080

Chance of precipitation in April

Any precipitation

Guangzhou gets around 197 mm of rain over 16.5 wet days in April. 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 63% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
150
251
351
452
552
652
752
852
952
1052
1153
1253
1354
1454
1554
1655
1755
1855
1956
2056
2157
2258
2359
2460
2560
2661
2762
2863
2963
3063

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 66% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
114182228180
213182229190
312172229200
411172229220
510162129230
610162129240
79162128261
89152028271
98152028281
108141928301
118131928321
127131827331
137121727351
147111727372
156111626392
166111526403
175101525413
185101525433
19491425444
20491424455
21381424455
22371424466
23271323477
24261323488
25161322489
261613224811
271513214812
281513214713
290513204715
300413204616

Wind in April

Winds average 11 km/h in April.

Across April, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

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

Days grow by about 36 minutes over April. Sunrise moves from 6:26 AM to 6:00 AM, and sunset from 6:38 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:266:38
212.26:256:38
312.26:246:38
412.36:236:39
512.36:226:39
612.36:216:40
712.36:206:40
812.46:196:40
912.46:186:41
1012.46:176:41
1112.46:166:41
1212.46:156:42
1312.56:146:42
1412.56:136:43
1512.56:126:43
1612.56:116:43
1712.66:106:44
1812.66:096:44
1912.66:086:44
2012.66:086:45
2112.66:076:45
2212.76:066:46
2312.76:056:46
2412.76:046:47
2512.76:036:47
2612.76:036:47
2712.86:026:48
2812.86:016:48
2912.86:006:49
3012.86:006:49

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.74 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 — April's 3.74 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.6Moderate
113.6Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
234.0Moderate
244.0Moderate
254.0Moderate
264.0Moderate
274.0Bright
284.0Bright
294.0Bright
304.0Bright
Planning a trip in April

Hazard calendar for Guangzhou

In seasonPeak

In April, Guangzhou sits inside its pacific typhoon and monsoon 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 April a good time to visit Guangzhou?

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

5.1
Sightseeing
7th-best month of the year
5.2
Beach & pool
4th-best month of the year

April is a reasonable time to visit Guangzhou for sightseeing.

What to pack for Guangzhou in April

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

In April, Guangzhou sees daytime highs around 27°C and nights near 21°C. Pack rain gear. Worth having: light clothes. About 17 days see rain.

rain gearlight clothes

Sea temperature near Guangzhou in April

The nearest coast averages about 22°C in April — 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 April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 April

GoodModeratePoorUnhealthyVery unhealthy

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