Suzhou weather in July
In July, Suzhou sees average daytime highs of 32°C and overnight lows near 27°C, with 171 mm of rain across 13.1 wet days and about 13.8 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.
Highs climb over the month, from about 30°C in the first days to 33°C by the end. The sky is clear or mostly clear about 23% of the time in July, and the air most often feels miserable.
Daylight stretches from about 14 hours at the start of July to 13 h 36 min by month's end. Set against the rest of the year, July is Suzhou's 11th-clearest and 8th-windiest month. For the whole year in context, see Suzhou's year-round climate.
- Daytime high
- 32°
- 1st warmest
- Overnight low
- 27°
- 12th coldest
- Rainfall
- 171 mm
- 13.1 wet days
- Daylight
- 13 h 54 min
- 5:08 AM – 6:59 PM
- Cloud cover
- 69%
- 11th clearest
- Wind
- 13 km/h
- 8th windiest
- Solar energy
- 5.24 kWh/m²
- Travel score
- 3.7
- 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 July
Highs climb over the month, from about 30°C in the first days to 33°C by the end.
A typical July day in Suzhou reaches about 32°C in the afternoon and slips back to 27°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 35°C. Set against its neighbours, July runs about 4°C warmer than June and on par with August.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| Avg low (°C) | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 25 |
| 2 | 30 | 25 |
| 3 | 30 | 25 |
| 4 | 30 | 25 |
| 5 | 30 | 25 |
| 6 | 30 | 26 |
| 7 | 31 | 26 |
| 8 | 31 | 26 |
| 9 | 31 | 26 |
| 10 | 31 | 26 |
| 11 | 31 | 26 |
| 12 | 31 | 26 |
| 13 | 31 | 26 |
| 14 | 31 | 26 |
| 15 | 32 | 27 |
| 16 | 32 | 27 |
| 17 | 32 | 27 |
| 18 | 32 | 27 |
| 19 | 32 | 27 |
| 20 | 32 | 27 |
| 21 | 32 | 27 |
| 22 | 33 | 27 |
| 23 | 33 | 27 |
| 24 | 33 | 27 |
| 25 | 33 | 27 |
| 26 | 33 | 27 |
| 27 | 33 | 27 |
| 28 | 33 | 27 |
| 29 | 33 | 28 |
| 30 | 33 | 27 |
| 31 | 33 | 27 |
How July really feels in Suzhou
Once humidity and wind are folded in, July averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Suzhou weather by month
How July compares with the rest of the year at a glance. July is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 7° / 2° | 78 | 9.1 | 1.1 | 10.2 | 1.0 |
| Feb | 9° / 4° | 81 | 9.4 | 0.8 | 10.9 | 1.9 |
| Mar | 14° / 8° | 117 | 12.5 | 0.2 | 11.8 | 3.7 |
| Apr | 20° / 13° | 119 | 10.8 | 0 | 12.7 | 5.9 |
| May | 25° / 18° | 142 | 10.8 | 0 | 13.6 | 6.6 |
| Jun | 28° / 22° | 275 | 14 | 0 | 14 | 5.3 |
| Jul | 32° / 27° | 171 | 13.1 | 0 | 13.8 | 3.7 |
| Aug | 31° / 26° | 160 | 14.3 | 0 | 13.1 | 3.9 |
| Sep | 27° / 22° | 95 | 9.6 | 0 | 12.2 | 6.3 |
| Oct | 22° / 17° | 62 | 6.6 | 0 | 11.2 | 7.3 |
| Nov | 16° / 11° | 67 | 8.3 | 0 | 10.4 | 5.3 |
| Dec | 10° / 5° | 55 | 6.9 | 0.4 | 10 | 2.3 |
Cloud cover in July
The sky is clear or mostly clear about 23% of the time in July.
Beyond those clear spells, partly cloudy skies cover about 9% of July, with mostly cloudy or overcast conditions the remaining 67%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 16 | 17 | 17 | 18 | 19 | 19 | 21 | 21 | 22 | 22 | 23 | 24 | 27 | 28 | 29 | 30 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 47 | 47 | 49 | 49 | 50 | 50 | 51 | 51 |
| Cloudier (%) | 84 | 83 | 83 | 82 | 81 | 81 | 79 | 79 | 78 | 78 | 77 | 76 | 73 | 72 | 71 | 70 | 67 | 65 | 63 | 61 | 60 | 57 | 56 | 53 | 53 | 51 | 51 | 50 | 50 | 49 | 49 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 16 | 84 |
| 2 | 17 | 83 |
| 3 | 17 | 83 |
| 4 | 18 | 82 |
| 5 | 19 | 81 |
| 6 | 19 | 81 |
| 7 | 21 | 79 |
| 8 | 21 | 79 |
| 9 | 22 | 78 |
| 10 | 22 | 78 |
| 11 | 23 | 77 |
| 12 | 24 | 76 |
| 13 | 27 | 73 |
| 14 | 28 | 72 |
| 15 | 29 | 71 |
| 16 | 30 | 70 |
| 17 | 33 | 67 |
| 18 | 35 | 65 |
| 19 | 37 | 63 |
| 20 | 39 | 61 |
| 21 | 40 | 60 |
| 22 | 43 | 57 |
| 23 | 44 | 56 |
| 24 | 47 | 53 |
| 25 | 47 | 53 |
| 26 | 49 | 51 |
| 27 | 49 | 51 |
| 28 | 50 | 50 |
| 29 | 50 | 50 |
| 30 | 51 | 49 |
| 31 | 51 | 49 |
Chance of precipitation in July
Suzhou gets around 171 mm of rain over 13.1 wet days in July. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 43% and peaks near 58% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 58 | 57 | 56 | 55 | 54 | 53 | 52 | 51 | 50 | 49 | 48 | 47 | 46 | 45 | 43 | 42 | 41 | 40 | 39 | 38 | 36 | 36 | 35 | 34 | 33 | 33 | 33 | 33 | 34 | 34 | 35 |
| Rain chance (%) | |
|---|---|
| 1 | 58 |
| 2 | 57 |
| 3 | 56 |
| 4 | 55 |
| 5 | 54 |
| 6 | 53 |
| 7 | 52 |
| 8 | 51 |
| 9 | 50 |
| 10 | 49 |
| 11 | 48 |
| 12 | 47 |
| 13 | 46 |
| 14 | 45 |
| 15 | 43 |
| 16 | 42 |
| 17 | 41 |
| 18 | 40 |
| 19 | 39 |
| 20 | 38 |
| 21 | 36 |
| 22 | 36 |
| 23 | 35 |
| 24 | 34 |
| 25 | 33 |
| 26 | 33 |
| 27 | 33 |
| 28 | 33 |
| 29 | 34 |
| 30 | 34 |
| 31 | 35 |
Humidity in July
Most of July feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, July lands in the miserable band about 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Muggy (%) | 16 | 15 | 13 | 12 | 11 | 9 | 9 | 8 | 7 | 6 | 6 | 5 | 4 | 4 | 4 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 |
| Oppressive (%) | 30 | 29 | 28 | 27 | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 23 | 22 | 21 | 20 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 11 | 10 | 9 | 9 | 9 | 9 | 9 | 9 |
| Miserable (%) | 53 | 55 | 58 | 60 | 61 | 64 | 64 | 66 | 67 | 69 | 69 | 72 | 74 | 75 | 76 | 79 | 80 | 82 | 83 | 84 | 86 | 87 | 88 | 88 | 89 | 90 | 91 | 91 | 91 | 91 | 90 |
| Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|
| 1 | 1 | 16 | 30 | 53 |
| 2 | 1 | 15 | 29 | 55 |
| 3 | 1 | 13 | 28 | 58 |
| 4 | 1 | 12 | 27 | 60 |
| 5 | 1 | 11 | 27 | 61 |
| 6 | 1 | 9 | 26 | 64 |
| 7 | 1 | 9 | 26 | 64 |
| 8 | 1 | 8 | 25 | 66 |
| 9 | 1 | 7 | 25 | 67 |
| 10 | 1 | 6 | 24 | 69 |
| 11 | 1 | 6 | 24 | 69 |
| 12 | 0 | 5 | 23 | 72 |
| 13 | 0 | 4 | 22 | 74 |
| 14 | 0 | 4 | 21 | 75 |
| 15 | 0 | 4 | 20 | 76 |
| 16 | 0 | 3 | 18 | 79 |
| 17 | 0 | 3 | 17 | 80 |
| 18 | 0 | 2 | 16 | 82 |
| 19 | 0 | 2 | 15 | 83 |
| 20 | 0 | 2 | 14 | 84 |
| 21 | 0 | 1 | 13 | 86 |
| 22 | 0 | 1 | 12 | 87 |
| 23 | 0 | 1 | 11 | 88 |
| 24 | 0 | 1 | 11 | 88 |
| 25 | 0 | 1 | 10 | 89 |
| 26 | 0 | 1 | 9 | 90 |
| 27 | 0 | 0 | 9 | 91 |
| 28 | 0 | 0 | 9 | 91 |
| 29 | 0 | 0 | 9 | 91 |
| 30 | 0 | 0 | 9 | 91 |
| 31 | 0 | 1 | 9 | 90 |
Wind in July
Winds average 13 km/h in July.
Across July, 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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 13 | light breeze |
| 2 | 13 | light breeze |
| 3 | 13 | light breeze |
| 4 | 13 | light breeze |
| 5 | 13 | light breeze |
| 6 | 13 | light breeze |
| 7 | 13 | light breeze |
| 8 | 13 | light breeze |
| 9 | 13 | light breeze |
| 10 | 13 | light breeze |
| 11 | 13 | light breeze |
| 12 | 13 | light breeze |
| 13 | 13 | light breeze |
| 14 | 13 | light breeze |
| 15 | 13 | light breeze |
| 16 | 13 | light breeze |
| 17 | 13 | light breeze |
| 18 | 13 | light breeze |
| 19 | 13 | light breeze |
| 20 | 13 | light breeze |
| 21 | 13 | light breeze |
| 22 | 13 | light breeze |
| 23 | 13 | light breeze |
| 24 | 14 | light breeze |
| 25 | 14 | light breeze |
| 26 | 14 | light breeze |
| 27 | 14 | light breeze |
| 28 | 14 | light breeze |
| 29 | 14 | light breeze |
| 30 | 14 | light breeze |
| 31 | 14 | light breeze |
Sunrise & sunset in July
Daylight runs from about 14 hours at the start of July to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 24 minutes over July. Sunrise moves from 5:01 AM to 5:17 AM, and sunset from 7:01 PM to 6:51 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.6 | 13.6 | 13.6 | 13.6 |
| Sunrise (AM) | 5:01 | 5:01 | 5:01 | 5:02 | 5:02 | 5:03 | 5:03 | 5:04 | 5:04 | 5:04 | 5:05 | 5:05 | 5:06 | 5:07 | 5:07 | 5:08 | 5:08 | 5:09 | 5:09 | 5:10 | 5:11 | 5:11 | 5:12 | 5:12 | 5:13 | 5:14 | 5:14 | 5:15 | 5:16 | 5:16 | 5:17 |
| Sunset (PM) | 7:01 | 7:01 | 7:01 | 7:01 | 7:01 | 7:01 | 7:01 | 7:01 | 7:01 | 7:01 | 7:00 | 7:00 | 7:00 | 6:59 | 6:59 | 6:59 | 6:58 | 6:58 | 6:58 | 6:57 | 6:57 | 6:56 | 6:56 | 6:55 | 6:55 | 6:54 | 6:53 | 6:53 | 6:52 | 6:51 | 6:51 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.0 | 5:01 | 7:01 |
| 2 | 14.0 | 5:01 | 7:01 |
| 3 | 14.0 | 5:01 | 7:01 |
| 4 | 14.0 | 5:02 | 7:01 |
| 5 | 14.0 | 5:02 | 7:01 |
| 6 | 14.0 | 5:03 | 7:01 |
| 7 | 14.0 | 5:03 | 7:01 |
| 8 | 14.0 | 5:04 | 7:01 |
| 9 | 13.9 | 5:04 | 7:01 |
| 10 | 13.9 | 5:04 | 7:01 |
| 11 | 13.9 | 5:05 | 7:00 |
| 12 | 13.9 | 5:05 | 7:00 |
| 13 | 13.9 | 5:06 | 7:00 |
| 14 | 13.9 | 5:07 | 6:59 |
| 15 | 13.9 | 5:07 | 6:59 |
| 16 | 13.9 | 5:08 | 6:59 |
| 17 | 13.8 | 5:08 | 6:58 |
| 18 | 13.8 | 5:09 | 6:58 |
| 19 | 13.8 | 5:09 | 6:58 |
| 20 | 13.8 | 5:10 | 6:57 |
| 21 | 13.8 | 5:11 | 6:57 |
| 22 | 13.8 | 5:11 | 6:56 |
| 23 | 13.7 | 5:12 | 6:56 |
| 24 | 13.7 | 5:12 | 6:55 |
| 25 | 13.7 | 5:13 | 6:55 |
| 26 | 13.7 | 5:14 | 6:54 |
| 27 | 13.7 | 5:14 | 6:53 |
| 28 | 13.6 | 5:15 | 6:53 |
| 29 | 13.6 | 5:16 | 6:52 |
| 30 | 13.6 | 5:16 | 6:51 |
| 31 | 13.6 | 5:17 | 6:51 |
Solar energy in July
Average shortwave solar energy reaching the ground each day in July, about 5.24 kWh/m² — the sunniest month for solar.
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 — July's 5.24 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.6 | 4.7 | 4.7 | 4.8 | 4.8 | 4.9 | 4.9 | 5.0 | 5.1 | 5.2 | 5.2 | 5.3 | 5.4 | 5.4 | 5.5 | 5.5 | 5.6 | 5.6 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.4 | Bright |
| 2 | 4.4 | Bright |
| 3 | 4.5 | Bright |
| 4 | 4.5 | Bright |
| 5 | 4.5 | Bright |
| 6 | 4.6 | Bright |
| 7 | 4.7 | Bright |
| 8 | 4.7 | Bright |
| 9 | 4.8 | Bright |
| 10 | 4.8 | Bright |
| 11 | 4.9 | Bright |
| 12 | 4.9 | Bright |
| 13 | 5.0 | Bright |
| 14 | 5.1 | Bright |
| 15 | 5.2 | Bright |
| 16 | 5.2 | Bright |
| 17 | 5.3 | Bright |
| 18 | 5.4 | Bright |
| 19 | 5.4 | Bright |
| 20 | 5.5 | Bright |
| 21 | 5.5 | Bright |
| 22 | 5.6 | Bright |
| 23 | 5.6 | Bright |
| 24 | 5.7 | Bright |
| 25 | 5.7 | Bright |
| 26 | 5.7 | Bright |
| 27 | 5.7 | Bright |
| 28 | 5.7 | Bright |
| 29 | 5.7 | Bright |
| 30 | 5.6 | Bright |
| 31 | 5.6 | Bright |
Hazard calendar for Suzhou
In July, 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.
Is July a good time to visit Suzhou?
Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
July is a weaker month for outdoor sightseeing in Suzhou.
What to pack for Suzhou in July
From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In July, Suzhou sees daytime highs around 32°C and nights near 27°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.
UV index in Suzhou in July
Clear-sky midday UV in July 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 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 5 | 6 | 7 | 7 | 8 | 10 | 9 | 10 | 6 | 4 | 3 |
| Level | Moderate | Moderate | High | High | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 5 | Moderate |
| Mar | 6 | High |
| Apr | 7 | High |
| May | 7 | High |
| Jun | 8 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 10 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Suzhou in July
Average fine-particle pollution (PM2.5) through the year — so you can see where July 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 65 | 57 | 54 | 50 | 42 | 36 | 31 | 30 | 38 | 45 | 56 | 67 |
| Level | Unhealthy | Unhealthy | Poor | Poor | Poor | Poor | Moderate | Moderate | Poor | Poor | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 65 | Unhealthy |
| Feb | 57 | Unhealthy |
| Mar | 54 | Poor |
| Apr | 50 | Poor |
| May | 42 | Poor |
| Jun | 36 | Poor |
| Jul | 31 | Moderate |
| Aug | 30 | Moderate |
| Sep | 38 | Poor |
| Oct | 45 | Poor |
| Nov | 56 | Unhealthy |
| Dec | 67 | Unhealthy |
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.
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.
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
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).