Suzhou weather in June

In June, Suzhou sees average daytime highs of 28°C and overnight lows near 22°C, with 275 mm of rain across 14 wet days and about 14 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 27°C in the first days to 29°C by the end. The sky is clear or mostly clear about 14% of the time in June, and the air most often feels muggy.

Daylight stretches from about 13 h 54 min at the start of June to 14 hours by month's end. Set against the rest of the year, June is Suzhou's 12th-clearest and 7th-windiest month. For the whole year in context, see Suzhou's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
22°
10th coldest
Rainfall
275 mm
14 wet days
Daylight
14 hours
4:57 AM – 6:59 PM
Cloud cover
77%
12th clearest
Wind
13 km/h
7th windiest
Solar energy
4.62 kWh/m²
Travel score
5.3
out of 10

Suzhou is prefecture-level city in Jiangsu, China, former capital of the kingdom of Wu.

Air quality
Very high
PM2.5 47.5 µg/m³ · 2018
Density
776/km²
people per km²
Founded
~514 BCE

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 27°C in the first days to 29°C by the end.

A typical June day in Suzhou reaches about 28°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 32°C. Set against its neighbours, June runs about 3°C warmer than May and about 4°C cooler than July.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12720
22721
32721
42721
52721
62721
72721
82721
92721
102722
112722
122722
132822
142822
152822
162822
172823
182823
192823
202823
212823
222823
232923
242924
252924
262924
272924
282924
292925
302925

How June really feels in Suzhou

Once humidity and wind are folded in, June averages 6 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
6
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Suzhou weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 789.11.110.21.0
Feb / 819.40.810.91.9
Mar14° / 11712.50.211.83.7
Apr20° / 13°11910.8012.75.9
May25° / 18°14210.8013.66.6
Jun28° / 22°275140145.3
Jul32° / 27°17113.1013.83.7
Aug31° / 26°16014.3013.13.9
Sep27° / 22°959.6012.26.3
Oct22° / 17°626.6011.27.3
Nov16° / 11°678.3010.45.3
Dec10° / 556.90.4102.3

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in June, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of June, with mostly cloudy or overcast conditions the remaining 75%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23466
33466
43367
53367
63367
73268
83268
93070
103070
113070
123070
132872
142773
152674
162674
172575
182377
192278
202179
212080
221981
231882
241882
251783
261684
271684
281684
291684
301684

Chance of precipitation in June

Any precipitation

Suzhou gets around 275 mm of rain over 14 wet days in June, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 46% and peaks near 59% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
134
235
335
436
536
637
738
838
939
1039
1140
1241
1342
1443
1545
1646
1747
1849
1950
2052
2153
2254
2356
2457
2557
2658
2759
2859
2959
3058

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the muggy band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 83% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12123338151
21113240161
3193041171
4182942182
5172843192
6062644203
7052545213
8042346224
9042146245
10032047256
11031846266
12021646287
13021546299
140114453010
150112453112
160111443113
170110433215
18009413317
19008403319
20007383422
21006363424
22005333427
23004313430
24003293433
25003273337
26002253340
27002243243
28001223145
29001203148
30001183051

Wind in June

Winds average 13 km/h in June.

Across June, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 13 h 54 min at the start of June to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over June. Sunrise moves from 4:59 AM to 5:00 AM, and sunset from 6:52 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.94:596:52
213.94:586:52
313.94:586:53
413.94:586:53
513.94:586:54
613.94:586:54
714.04:576:55
814.04:576:55
914.04:576:56
1014.04:576:56
1114.04:576:57
1214.04:576:57
1314.04:576:57
1414.04:576:58
1514.04:576:58
1614.04:576:59
1714.04:576:59
1814.04:576:59
1914.04:577:00
2014.04:587:00
2114.04:587:00
2214.04:587:00
2314.04:587:00
2414.04:587:01
2514.04:597:01
2614.04:597:01
2714.04:597:01
2814.05:007:01
2914.05:007:01
3014.05:007:01

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.62 kWh/m².

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 5.24 kWh/m² in July across the year — June's 4.62 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
84.9Bright
94.9Bright
104.9Bright
114.8Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.6Bright
174.6Bright
184.5Bright
194.5Bright
204.5Bright
214.4Bright
224.4Bright
234.4Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.4Bright
Planning a trip in June

Hazard calendar for Suzhou

In seasonPeak

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

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

Suzhou'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 June a good time to visit Suzhou?

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

5.3
Sightseeing
5th-best month of the year
5.9
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Suzhou for sightseeing.

What to pack for Suzhou in June

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

In June, Suzhou sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Suzhou in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Suzhou peaks around September 11 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateSep 11UV 10Dec 19UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7High
May7High
Jun8Very high
Jul10Very high
Aug9Very high
Sep10Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Suzhou in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Suzhou is worst in December — around 67 µg/m³ PM2.5 (unhealthy), about 2.2× the cleanest month (August, 30 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Suzhou's WHO annual average of 47.5 µg/m³.

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyDec 2167 µg/m³Aug 1030 µg/m³
PM2.5 (µg/m³)Level
Jan65Unhealthy
Feb57Unhealthy
Mar54Poor
Apr50Poor
May42Poor
Jun36Poor
Jul31Moderate
Aug30Moderate
Sep38Poor
Oct45Poor
Nov56Unhealthy
Dec67Unhealthy
Location & terrain

Where is Suzhou?

Suzhou sits at 31.3°N, 120.6°E, 10 m above sea level, in China. The nearest listed city is Wuxi, 41 km away.

Qingdao

Topography around Suzhou

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

Within 3 km, the terrain around Suzhou has only modest variations in elevation — a maximum elevation change of 21 m around an average of 7 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 329 m; within 80 km, significant variations in elevation — a maximum elevation change of 561 m.

The land around Suzhou is covered by artificial surfaces (84%) within 3 km, artificial surfaces (50%) and trees (20%) within 16 km, and cropland (33%), artificial surfaces (30%) and water (21%) within 80 km.

3 km
21 m
16 km
329 m
80 km
561 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Wuxi 41 km · Shanghai 83 km · Pingyao 117 km · Hangzhou 120 km · Ningbo 183 km · Nanjing 192 km · Tunxi 281 km · Qingdao 530 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 Suzhou (31.3041°, 120.5954°, 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).