Wuxi weather in April

In April, Wuxi sees average daytime highs of 20°C and overnight lows near 13°C, with 110 mm of rain across 10.3 wet days and about 12.8 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 22°C by the end. The sky is clear or mostly clear about 27% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 12 min by month's end. Set against the rest of the year, April is Wuxi's 8th-clearest and 1st-windiest month. For the whole year in context, see Wuxi's year-round climate.

Daytime high
20°
7th warmest
Overnight low
13°
6th coldest
Rainfall
110 mm
10.3 wet days
Daylight
12 h 48 min
5:36 AM – 6:22 PM
Cloud cover
65%
8th clearest
Wind
15 km/h
1st windiest
Solar energy
4.98 kWh/m²
Travel score
6.0
out of 10

Wuxi is prefecture-level city in Jiangsu, China.

Air quality
Very high
PM2.5 43.5 µg/m³ · 2018
Density
950/km²
people per km²

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 17°C in the first days to 22°C by the end.

A typical April day in Wuxi reaches about 20°C in the afternoon and slips back to 13°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 25°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
11710
21710
31710
41711
51811
61811
71811
81811
91812
101912
111912
121912
131912
141913
152013
162013
172013
182013
192014
202114
212114
222114
232114
242115
252215
262215
272215
282215
292216
302316

How April really feels in Wuxi

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.

Wuxi 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 daysSnow daysDaylight (hours)Travel score
Jan / 7091.410.20.9
Feb / 739.20.910.81.9
Mar14° / 10311.80.311.83.7
Apr20° / 13°11010.3012.86.0
May25° / 18°13410.6013.66.6
Jun28° / 22°26113.20145.4
Jul31° / 26°17913.7013.83.8
Aug31° / 26°16814013.24.0
Sep27° / 22°889.1012.26.4
Oct22° / 16°596.7011.27.3
Nov16° / 10°627.9010.45.3
Dec10° / 486.70.4102.3

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% 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 63%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13763
23763
33763
43862
53862
63862
73862
83862
93862
103862
113763
123664
133664
143664
153664
163763
173664
183664
193664
203763
213862
223862
233862
243862
253862
263862
273862
283862
293862
303862

Chance of precipitation in April

Any precipitation

Wuxi gets around 110 mm of rain over 10.3 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 35% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
136
235
335
434
534
634
734
834
934
1034
1134
1234
1335
1435
1536
1636
1736
1836
1936
2036
2136
2235
2335
2435
2535
2634
2734
2834
2933
3033

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
18312410
28113510
38113510
48014510
57815610
67815610
77716610
87517710
97517710
107318810
117219810
127020910
137020910
1467211020
1567211020
1665221120
1764221130
1863221230
1960231331
2059231341
2157241441
2254251551
2353251651
2450261762
2548261862
2646261972
2744262073
2843262183
2941262183
3039262293

Wind in April

Winds average 15 km/h in April, the windiest month of the year.

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

05101520151015202530
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
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over April. Sunrise moves from 5:55 AM to 5:20 AM, and sunset from 6:12 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:556:12
212.35:546:13
312.45:526:13
412.45:516:14
512.45:506:15
612.55:486:15
712.55:476:16
812.55:466:17
912.55:456:17
1012.65:436:18
1112.65:426:19
1212.65:416:20
1312.75:406:20
1412.75:386:21
1512.75:376:22
1612.85:366:22
1712.85:356:23
1812.85:346:24
1912.95:326:24
2012.95:316:25
2112.95:306:26
2213.05:296:26
2313.05:286:27
2413.05:276:28
2513.05:266:28
2613.15:256:29
2713.15:246:30
2813.15:226:31
2913.25:216:31
3013.25:206:32

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.98 kWh/m².

For context, solar energy here swings from a low near 2.55 kWh/m² to a high of 5.25 kWh/m² in May across the year — April's 4.98 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.7Bright
44.7Bright
54.7Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
Planning a trip in April

Hazard calendar for Wuxi

In seasonPeak

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

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

Wuxi's rainy season runs May–August, when most of the year's rain falls.

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

Is April a good time to visit Wuxi?

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

6.0
Sightseeing
4th-best month of the year
3.0
Beach & pool
7th-best month of the year

April is a reasonable time to visit Wuxi for sightseeing.

What to pack for Wuxi in April

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

In April, Wuxi sees daytime highs around 20°C and nights near 13°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

UV index in Wuxi in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Wuxi peaks around September 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateSep 10UV 10Dec 18UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar5High
Apr7High
May7High
Jun8Very high
Jul9Very high
Aug9Very high
Sep10Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Wuxi 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 Wuxi is worst in December — around 59 µg/m³ PM2.5 (unhealthy), about 2.1× the cleanest month (August, 28 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Wuxi's WHO annual average of 43.5 µg/m³.

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyDec 2259 µg/m³Aug 1028 µg/m³
PM2.5 (µg/m³)Level
Jan58Unhealthy
Feb53Poor
Mar52Poor
Apr47Poor
May39Poor
Jun34Moderate
Jul28Moderate
Aug28Moderate
Sep34Moderate
Oct42Poor
Nov49Poor
Dec59Unhealthy
Location & terrain

Where is Wuxi?

Wuxi sits at 31.6°N, 120.3°E, 10 m above sea level, in China. The nearest listed city is Suzhou, 41 km away.

Qingdao

Topography around Wuxi

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

Within 3 km, the terrain around Wuxi has only modest variations in elevation — a maximum elevation change of 222 m around an average of 9 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 323 m; within 80 km, large variations in elevation — a maximum elevation change of 669 m.

The land around Wuxi is covered by artificial surfaces (75%) within 3 km, artificial surfaces (48%) within 16 km, and cropland (35%), artificial surfaces (27%) and water (21%) within 80 km.

3 km
222 m
16 km
323 m
80 km
669 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Suzhou 41 km · Shanghai 118 km · Pingyao 134 km · Hangzhou 142 km · Nanjing 153 km · Ningbo 223 km · Tunxi 280 km · Qingdao 500 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 Wuxi (31.5689°, 120.2886°, elevation 10 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). 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).