Suzhou weather in March
In March, Suzhou sees average daytime highs of 14°C and overnight lows near 8°C, with 117 mm of precipitation across 12.5 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 6th-wettest month of the year here.
Highs climb over the month, from about 12°C in the first days to 16°C by the end. The sky is clear or mostly clear about 26% of the time in March, and the air most often feels dry.
Daylight stretches from about 11 h 18 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Suzhou's 10th-clearest and 1st-windiest month. For the whole year in context, see Suzhou's year-round climate.
- Daytime high
- 14°
- 9th warmest
- Overnight low
- 8°
- 4th coldest
- Precipitation
- 117 mm
- 12.5 wet days
- Daylight
- 11 h 48 min
- 6:14 AM – 6:00 PM
- Cloud cover
- 67%
- 10th clearest
- Wind
- 15 km/h
- 1st windiest
- Solar energy
- 3.95 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 March
Highs climb over the month, from about 12°C in the first days to 16°C by the end.
A typical March day in Suzhou reaches about 14°C in the afternoon and slips back to 8°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 19°C. Set against its neighbours, March runs about 5°C warmer than February and about 6°C cooler than April.
| 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) | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 17 |
| Avg low (°C) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 11 | 6 |
| 2 | 12 | 6 |
| 3 | 12 | 6 |
| 4 | 12 | 6 |
| 5 | 12 | 6 |
| 6 | 12 | 6 |
| 7 | 12 | 6 |
| 8 | 13 | 7 |
| 9 | 13 | 7 |
| 10 | 13 | 7 |
| 11 | 13 | 7 |
| 12 | 13 | 7 |
| 13 | 13 | 7 |
| 14 | 14 | 7 |
| 15 | 14 | 8 |
| 16 | 14 | 8 |
| 17 | 14 | 8 |
| 18 | 14 | 8 |
| 19 | 14 | 8 |
| 20 | 14 | 8 |
| 21 | 15 | 8 |
| 22 | 15 | 9 |
| 23 | 15 | 9 |
| 24 | 15 | 9 |
| 25 | 15 | 9 |
| 26 | 15 | 9 |
| 27 | 16 | 9 |
| 28 | 16 | 10 |
| 29 | 16 | 10 |
| 30 | 16 | 10 |
| 31 | 17 | 10 |
How March really feels in Suzhou
Once humidity and wind are folded in, March 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.
March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Suzhou weather by month
How March compares with the rest of the year at a glance. March is the 9th-warmest and 6th-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 March
The sky is clear or mostly clear about 26% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 9% of March, with mostly cloudy or overcast conditions the remaining 65%.
| 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 (%) | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 36 | 36 | 36 | 35 | 34 | 33 | 34 | 34 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 34 | 35 | 35 | 36 | 37 | 37 |
| Cloudier (%) | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 64 | 64 | 64 | 65 | 66 | 67 | 66 | 66 | 68 | 68 | 68 | 68 | 68 | 68 | 67 | 67 | 67 | 66 | 65 | 65 | 64 | 63 | 63 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 38 | 62 |
| 2 | 38 | 62 |
| 3 | 38 | 62 |
| 4 | 38 | 62 |
| 5 | 38 | 62 |
| 6 | 38 | 62 |
| 7 | 38 | 62 |
| 8 | 38 | 62 |
| 9 | 36 | 64 |
| 10 | 36 | 64 |
| 11 | 36 | 64 |
| 12 | 35 | 65 |
| 13 | 34 | 66 |
| 14 | 33 | 67 |
| 15 | 34 | 66 |
| 16 | 34 | 66 |
| 17 | 32 | 68 |
| 18 | 32 | 68 |
| 19 | 32 | 68 |
| 20 | 32 | 68 |
| 21 | 32 | 68 |
| 22 | 32 | 68 |
| 23 | 33 | 67 |
| 24 | 33 | 67 |
| 25 | 33 | 67 |
| 26 | 34 | 66 |
| 27 | 35 | 65 |
| 28 | 35 | 65 |
| 29 | 36 | 64 |
| 30 | 37 | 63 |
| 31 | 37 | 63 |
Chance of precipitation in March
Suzhou gets around 117 mm of rain and snow over 12.5 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 40% and peaks near 44% on the wettest days, and about 0 day brings snow.
| 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 (%) | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 39 | 39 | 39 | 40 | 41 | 41 | 42 | 43 | 43 | 43 | 44 | 43 | 43 | 43 | 42 | 42 | 41 | 40 | 40 | 39 | 38 |
| Rain chance (%) | |
|---|---|
| 1 | 38 |
| 2 | 38 |
| 3 | 38 |
| 4 | 38 |
| 5 | 38 |
| 6 | 38 |
| 7 | 38 |
| 8 | 38 |
| 9 | 38 |
| 10 | 38 |
| 11 | 39 |
| 12 | 39 |
| 13 | 39 |
| 14 | 40 |
| 15 | 41 |
| 16 | 41 |
| 17 | 42 |
| 18 | 43 |
| 19 | 43 |
| 20 | 43 |
| 21 | 44 |
| 22 | 43 |
| 23 | 43 |
| 24 | 43 |
| 25 | 42 |
| 26 | 42 |
| 27 | 41 |
| 28 | 40 |
| 29 | 40 |
| 30 | 39 |
| 31 | 38 |
Humidity in March
Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the dry band about 94% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 98 | 98 | 98 | 98 | 98 | 97 | 97 | 97 | 97 | 96 | 96 | 96 | 95 | 95 | 95 | 95 | 95 | 94 | 94 | 94 | 93 | 93 | 93 | 91 | 91 | 91 | 90 | 88 | 87 | 86 | 84 |
| Comfortable (%) | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 10 |
| Humid (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 |
| Muggy (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 98 | 2 | 0 | 0 |
| 2 | 98 | 2 | 0 | 0 |
| 3 | 98 | 2 | 0 | 0 |
| 4 | 98 | 2 | 0 | 0 |
| 5 | 98 | 2 | 0 | 0 |
| 6 | 97 | 3 | 0 | 0 |
| 7 | 97 | 3 | 0 | 0 |
| 8 | 97 | 3 | 0 | 0 |
| 9 | 97 | 3 | 0 | 0 |
| 10 | 96 | 4 | 0 | 0 |
| 11 | 96 | 4 | 0 | 0 |
| 12 | 96 | 4 | 0 | 0 |
| 13 | 95 | 5 | 0 | 0 |
| 14 | 95 | 5 | 0 | 0 |
| 15 | 95 | 5 | 0 | 0 |
| 16 | 95 | 5 | 0 | 0 |
| 17 | 95 | 5 | 0 | 0 |
| 18 | 94 | 6 | 0 | 0 |
| 19 | 94 | 6 | 0 | 0 |
| 20 | 94 | 6 | 0 | 0 |
| 21 | 93 | 6 | 1 | 0 |
| 22 | 93 | 6 | 1 | 0 |
| 23 | 93 | 6 | 1 | 0 |
| 24 | 91 | 7 | 2 | 0 |
| 25 | 91 | 7 | 2 | 0 |
| 26 | 91 | 7 | 2 | 0 |
| 27 | 90 | 7 | 3 | 0 |
| 28 | 88 | 8 | 3 | 1 |
| 29 | 87 | 8 | 4 | 1 |
| 30 | 86 | 9 | 4 | 1 |
| 31 | 84 | 10 | 5 | 1 |
Wind in March
Winds average 15 km/h in March, the windiest month of the year.
Across March, 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.
| 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) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| 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 | 15 | light breeze |
| 2 | 15 | light breeze |
| 3 | 15 | light breeze |
| 4 | 15 | light breeze |
| 5 | 15 | light breeze |
| 6 | 15 | light breeze |
| 7 | 15 | light breeze |
| 8 | 15 | light breeze |
| 9 | 15 | light breeze |
| 10 | 15 | light breeze |
| 11 | 15 | light breeze |
| 12 | 15 | light breeze |
| 13 | 15 | light breeze |
| 14 | 15 | light breeze |
| 15 | 15 | light breeze |
| 16 | 15 | light breeze |
| 17 | 15 | light breeze |
| 18 | 15 | light breeze |
| 19 | 15 | light breeze |
| 20 | 15 | light breeze |
| 21 | 15 | light breeze |
| 22 | 15 | light breeze |
| 23 | 15 | light breeze |
| 24 | 15 | light breeze |
| 25 | 15 | light breeze |
| 26 | 15 | light breeze |
| 27 | 15 | light breeze |
| 28 | 15 | light breeze |
| 29 | 15 | light breeze |
| 30 | 15 | light breeze |
| 31 | 15 | light breeze |
Sunrise & sunset in March
Daylight runs from about 11 h 18 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 60 minutes over March. Sunrise moves from 6:32 AM to 5:55 AM, and sunset from 5:49 PM to 6:10 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) | 11.3 | 11.3 | 11.3 | 11.4 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.3 |
| Sunrise (AM) | 6:32 | 6:31 | 6:30 | 6:29 | 6:28 | 6:27 | 6:25 | 6:24 | 6:23 | 6:22 | 6:21 | 6:19 | 6:18 | 6:17 | 6:16 | 6:14 | 6:13 | 6:12 | 6:11 | 6:09 | 6:08 | 6:07 | 6:05 | 6:04 | 6:03 | 6:01 | 6:00 | 5:59 | 5:58 | 5:56 | 5:55 |
| Sunset (PM) | 5:49 | 5:50 | 5:51 | 5:52 | 5:52 | 5:53 | 5:54 | 5:55 | 5:55 | 5:56 | 5:57 | 5:57 | 5:58 | 5:59 | 5:59 | 6:00 | 6:01 | 6:02 | 6:02 | 6:03 | 6:04 | 6:04 | 6:05 | 6:06 | 6:06 | 6:07 | 6:08 | 6:08 | 6:09 | 6:10 | 6:10 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.3 | 6:32 | 5:49 |
| 2 | 11.3 | 6:31 | 5:50 |
| 3 | 11.3 | 6:30 | 5:51 |
| 4 | 11.4 | 6:29 | 5:52 |
| 5 | 11.4 | 6:28 | 5:52 |
| 6 | 11.4 | 6:27 | 5:53 |
| 7 | 11.5 | 6:25 | 5:54 |
| 8 | 11.5 | 6:24 | 5:55 |
| 9 | 11.5 | 6:23 | 5:55 |
| 10 | 11.6 | 6:22 | 5:56 |
| 11 | 11.6 | 6:21 | 5:57 |
| 12 | 11.6 | 6:19 | 5:57 |
| 13 | 11.7 | 6:18 | 5:58 |
| 14 | 11.7 | 6:17 | 5:59 |
| 15 | 11.7 | 6:16 | 5:59 |
| 16 | 11.8 | 6:14 | 6:00 |
| 17 | 11.8 | 6:13 | 6:01 |
| 18 | 11.8 | 6:12 | 6:02 |
| 19 | 11.9 | 6:11 | 6:02 |
| 20 | 11.9 | 6:09 | 6:03 |
| 21 | 11.9 | 6:08 | 6:04 |
| 22 | 12.0 | 6:07 | 6:04 |
| 23 | 12.0 | 6:05 | 6:05 |
| 24 | 12.0 | 6:04 | 6:06 |
| 25 | 12.1 | 6:03 | 6:06 |
| 26 | 12.1 | 6:01 | 6:07 |
| 27 | 12.1 | 6:00 | 6:08 |
| 28 | 12.2 | 5:59 | 6:08 |
| 29 | 12.2 | 5:58 | 6:09 |
| 30 | 12.2 | 5:56 | 6:10 |
| 31 | 12.3 | 5:55 | 6:10 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 3.95 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 — March's 3.95 kWh/m² falls in the middle.
| 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) | 3.5 | 3.6 | 3.6 | 3.6 | 3.7 | 3.7 | 3.7 | 3.8 | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.3 | 4.3 | 4.4 | 4.4 | 4.5 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.5 | Moderate |
| 2 | 3.6 | Moderate |
| 3 | 3.6 | Moderate |
| 4 | 3.6 | Moderate |
| 5 | 3.7 | Moderate |
| 6 | 3.7 | Moderate |
| 7 | 3.7 | Moderate |
| 8 | 3.8 | Moderate |
| 9 | 3.8 | Moderate |
| 10 | 3.8 | Moderate |
| 11 | 3.8 | Moderate |
| 12 | 3.9 | Moderate |
| 13 | 3.9 | Moderate |
| 14 | 3.9 | Moderate |
| 15 | 3.9 | Moderate |
| 16 | 3.9 | Moderate |
| 17 | 3.9 | Moderate |
| 18 | 4.0 | Moderate |
| 19 | 4.0 | Moderate |
| 20 | 4.0 | Bright |
| 21 | 4.0 | Bright |
| 22 | 4.1 | Bright |
| 23 | 4.1 | Bright |
| 24 | 4.1 | Bright |
| 25 | 4.2 | Bright |
| 26 | 4.2 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.3 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.4 | Bright |
| 31 | 4.5 | Bright |
Hazard calendar for Suzhou
In March, Suzhou sits inside its pacific typhoon 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 March a good time to visit Suzhou?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a weaker month for outdoor sightseeing in Suzhou.
What to pack for Suzhou in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Suzhou sees daytime highs around 14°C and nights near 8°C. Worth packing: a warm layer and rain gear. About 13 days see rain.
UV index in Suzhou in March
Clear-sky midday UV in March peaks around 6 — enough to warrant sun protection. 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 March
Average fine-particle pollution (PM2.5) through the year — so you can see where March 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).