Chengdu weather in October
In October, Chengdu sees average daytime highs of 21°C and overnight lows near 15°C, with 40 mm of rain across 8.5 wet days and about 11.2 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.
Highs ease over the month, from about 23°C in the first days to 19°C by the end. The sky is clear or mostly clear about 9% of the time in October, and the air most often feels comfortable.
Daylight stretches from about 11 h 42 min at the start of October to 10 h 48 min by month's end. Set against the rest of the year, October is Chengdu's 9th-clearest and 10th-windiest month. For the whole year in context, see Chengdu's year-round climate.
- Daytime high
- 21°
- 7th warmest
- Overnight low
- 15°
- 7th coldest
- Rainfall
- 40 mm
- 8.5 wet days
- Daylight
- 11 h 12 min
- 7:12 AM – 6:26 PM
- Cloud cover
- 75%
- 9th clearest
- Wind
- 6 km/h
- 10th windiest
- Solar energy
- 2.19 kWh/m²
- Travel score
- 6.3
- out of 10
Chengdu is capital of Sichuan Province, China.
- Air quality
- Very high
- PM2.5 49.3 µg/m³ · 2018
- Density
- 944/km²
- people per km²
- Founded
- ~310 BCE
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Highs ease over the month, from about 23°C in the first days to 19°C by the end.
A typical October day in Chengdu reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, October runs about 5°C cooler than September and about 5°C warmer than November.
| 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) | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 |
| Avg low (°C) | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 23 | 17 |
| 2 | 23 | 17 |
| 3 | 23 | 17 |
| 4 | 23 | 17 |
| 5 | 22 | 17 |
| 6 | 22 | 17 |
| 7 | 22 | 16 |
| 8 | 22 | 16 |
| 9 | 22 | 16 |
| 10 | 22 | 16 |
| 11 | 21 | 16 |
| 12 | 21 | 16 |
| 13 | 21 | 16 |
| 14 | 21 | 15 |
| 15 | 21 | 15 |
| 16 | 21 | 15 |
| 17 | 21 | 15 |
| 18 | 20 | 15 |
| 19 | 20 | 15 |
| 20 | 20 | 15 |
| 21 | 20 | 14 |
| 22 | 20 | 14 |
| 23 | 20 | 14 |
| 24 | 20 | 14 |
| 25 | 20 | 14 |
| 26 | 19 | 14 |
| 27 | 19 | 14 |
| 28 | 19 | 13 |
| 29 | 19 | 13 |
| 30 | 19 | 13 |
| 31 | 19 | 13 |
How October really feels in Chengdu
Once humidity and wind are folded in, October 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.
October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Chengdu weather by month
How October compares with the rest of the year at a glance. October is the 7th-warmest and 7th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 10° / 4° | 3 | 1 | 10.2 | 2.5 |
| Feb | 12° / 6° | 7 | 2 | 10.9 | 3.8 |
| Mar | 17° / 10° | 19 | 5.5 | 11.8 | 5.8 |
| Apr | 23° / 15° | 43 | 7.9 | 12.7 | 6.7 |
| May | 27° / 18° | 66 | 9.7 | 13.5 | 6.1 |
| Jun | 29° / 21° | 128 | 11.7 | 13.9 | 5.0 |
| Jul | 30° / 23° | 292 | 19.8 | 13.8 | 3.6 |
| Aug | 30° / 23° | 290 | 19.8 | 13.1 | 3.9 |
| Sep | 26° / 19° | 134 | 12.8 | 12.2 | 5.9 |
| Oct | 21° / 15° | 40 | 8.5 | 11.2 | 6.3 |
| Nov | 16° / 10° | 16 | 4.3 | 10.4 | 5.5 |
| Dec | 11° / 5° | 4 | 1.3 | 10.1 | 3.2 |
Cloud cover in October
The sky is clear or mostly clear about 9% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 74%. 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 (%) | 23 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 25 | 26 | 26 | 27 | 28 | 29 | 30 | 31 | 33 | 33 | 35 | 35 |
| Cloudier (%) | 77 | 77 | 77 | 76 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 76 | 76 | 75 | 74 | 74 | 73 | 72 | 71 | 70 | 69 | 67 | 67 | 65 | 65 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 23 | 77 |
| 2 | 23 | 77 |
| 3 | 23 | 77 |
| 4 | 24 | 76 |
| 5 | 23 | 77 |
| 6 | 23 | 77 |
| 7 | 23 | 77 |
| 8 | 23 | 77 |
| 9 | 23 | 77 |
| 10 | 23 | 77 |
| 11 | 23 | 77 |
| 12 | 23 | 77 |
| 13 | 23 | 77 |
| 14 | 23 | 77 |
| 15 | 23 | 77 |
| 16 | 23 | 77 |
| 17 | 23 | 77 |
| 18 | 24 | 76 |
| 19 | 24 | 76 |
| 20 | 25 | 75 |
| 21 | 26 | 74 |
| 22 | 26 | 74 |
| 23 | 27 | 73 |
| 24 | 28 | 72 |
| 25 | 29 | 71 |
| 26 | 30 | 70 |
| 27 | 31 | 69 |
| 28 | 33 | 67 |
| 29 | 33 | 67 |
| 30 | 35 | 65 |
| 31 | 35 | 65 |
Chance of precipitation in October
Chengdu gets around 40 mm of rain over 8.5 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 27% and peaks near 35% 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 (%) | 35 | 34 | 33 | 32 | 32 | 31 | 31 | 30 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 24 | 23 | 23 | 22 | 21 | 20 | 19 | 19 |
| Rain chance (%) | |
|---|---|
| 1 | 35 |
| 2 | 34 |
| 3 | 33 |
| 4 | 32 |
| 5 | 32 |
| 6 | 31 |
| 7 | 31 |
| 8 | 30 |
| 9 | 29 |
| 10 | 29 |
| 11 | 29 |
| 12 | 28 |
| 13 | 28 |
| 14 | 28 |
| 15 | 28 |
| 16 | 28 |
| 17 | 27 |
| 18 | 27 |
| 19 | 27 |
| 20 | 26 |
| 21 | 26 |
| 22 | 25 |
| 23 | 25 |
| 24 | 24 |
| 25 | 23 |
| 26 | 23 |
| 27 | 22 |
| 28 | 21 |
| 29 | 20 |
| 30 | 19 |
| 31 | 19 |
Humidity in October
Most of October feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the comfortable band about 42% 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 (%) | 9 | 10 | 11 | 12 | 13 | 14 | 16 | 17 | 19 | 20 | 22 | 24 | 25 | 27 | 29 | 32 | 34 | 37 | 39 | 42 | 44 | 47 | 50 | 52 | 55 | 57 | 60 | 61 | 64 | 66 | 68 |
| Comfortable (%) | 33 | 35 | 38 | 40 | 42 | 43 | 45 | 47 | 48 | 49 | 49 | 50 | 50 | 50 | 50 | 49 | 48 | 47 | 46 | 45 | 44 | 43 | 41 | 40 | 38 | 37 | 35 | 34 | 32 | 31 | 30 |
| Humid (%) | 45 | 43 | 42 | 40 | 38 | 35 | 33 | 31 | 29 | 28 | 26 | 24 | 23 | 22 | 20 | 19 | 17 | 16 | 14 | 13 | 12 | 10 | 9 | 8 | 7 | 6 | 5 | 5 | 4 | 3 | 2 |
| Muggy (%) | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Oppressive (%) | 1 | 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 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 9 | 33 | 45 | 12 | 1 |
| 2 | 10 | 35 | 43 | 11 | 0 |
| 3 | 11 | 38 | 42 | 10 | 0 |
| 4 | 12 | 40 | 40 | 9 | 0 |
| 5 | 13 | 42 | 38 | 8 | 0 |
| 6 | 14 | 43 | 35 | 7 | 0 |
| 7 | 16 | 45 | 33 | 6 | 0 |
| 8 | 17 | 47 | 31 | 5 | 0 |
| 9 | 19 | 48 | 29 | 4 | 0 |
| 10 | 20 | 49 | 28 | 3 | 0 |
| 11 | 22 | 49 | 26 | 3 | 0 |
| 12 | 24 | 50 | 24 | 2 | 0 |
| 13 | 25 | 50 | 23 | 2 | 0 |
| 14 | 27 | 50 | 22 | 1 | 0 |
| 15 | 29 | 50 | 20 | 1 | 0 |
| 16 | 32 | 49 | 19 | 1 | 0 |
| 17 | 34 | 48 | 17 | 0 | 0 |
| 18 | 37 | 47 | 16 | 0 | 0 |
| 19 | 39 | 46 | 14 | 0 | 0 |
| 20 | 42 | 45 | 13 | 0 | 0 |
| 21 | 44 | 44 | 12 | 0 | 0 |
| 22 | 47 | 43 | 10 | 0 | 0 |
| 23 | 50 | 41 | 9 | 0 | 0 |
| 24 | 52 | 40 | 8 | 0 | 0 |
| 25 | 55 | 38 | 7 | 0 | 0 |
| 26 | 57 | 37 | 6 | 0 | 0 |
| 27 | 60 | 35 | 5 | 0 | 0 |
| 28 | 61 | 34 | 5 | 0 | 0 |
| 29 | 64 | 32 | 4 | 0 | 0 |
| 30 | 66 | 31 | 3 | 0 | 0 |
| 31 | 68 | 30 | 2 | 0 | 0 |
Wind in October
Winds average 6 km/h in October.
Across October, daily wind ranges from about 6 km/h on the calmest days to 6 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) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 6 | calm |
| 5 | 6 | calm |
| 6 | 6 | calm |
| 7 | 6 | calm |
| 8 | 6 | calm |
| 9 | 6 | calm |
| 10 | 6 | calm |
| 11 | 6 | calm |
| 12 | 6 | calm |
| 13 | 6 | calm |
| 14 | 6 | calm |
| 15 | 6 | calm |
| 16 | 6 | calm |
| 17 | 6 | calm |
| 18 | 6 | calm |
| 19 | 6 | calm |
| 20 | 6 | calm |
| 21 | 6 | calm |
| 22 | 6 | calm |
| 23 | 6 | calm |
| 24 | 6 | calm |
| 25 | 6 | calm |
| 26 | 6 | calm |
| 27 | 6 | calm |
| 28 | 6 | calm |
| 29 | 6 | calm |
| 30 | 6 | calm |
| 31 | 6 | calm |
Sunrise & sunset in October
Daylight runs from about 11 h 42 min at the start of October to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 54 minutes over October. Sunrise moves from 7:02 AM to 7:23 AM, and sunset from 6:44 PM to 6:12 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) | 11.7 | 11.7 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.0 | 11.0 | 11.0 | 10.9 | 10.9 | 10.9 | 10.9 | 10.8 | 10.8 |
| Sunrise (AM) | 7:02 | 7:02 | 7:03 | 7:03 | 7:04 | 7:05 | 7:05 | 7:06 | 7:07 | 7:07 | 7:08 | 7:09 | 7:09 | 7:10 | 7:11 | 7:12 | 7:12 | 7:13 | 7:14 | 7:14 | 7:15 | 7:16 | 7:17 | 7:17 | 7:18 | 7:19 | 7:20 | 7:21 | 7:21 | 7:22 | 7:23 |
| Sunset (PM) | 6:44 | 6:43 | 6:41 | 6:40 | 6:39 | 6:38 | 6:36 | 6:35 | 6:34 | 6:33 | 6:32 | 6:30 | 6:29 | 6:28 | 6:27 | 6:26 | 6:25 | 6:24 | 6:23 | 6:22 | 6:21 | 6:20 | 6:19 | 6:18 | 6:17 | 6:16 | 6:15 | 6:14 | 6:13 | 6:12 | 6:12 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.7 | 7:02 | 6:44 |
| 2 | 11.7 | 7:02 | 6:43 |
| 3 | 11.6 | 7:03 | 6:41 |
| 4 | 11.6 | 7:03 | 6:40 |
| 5 | 11.6 | 7:04 | 6:39 |
| 6 | 11.5 | 7:05 | 6:38 |
| 7 | 11.5 | 7:05 | 6:36 |
| 8 | 11.5 | 7:06 | 6:35 |
| 9 | 11.5 | 7:07 | 6:34 |
| 10 | 11.4 | 7:07 | 6:33 |
| 11 | 11.4 | 7:08 | 6:32 |
| 12 | 11.4 | 7:09 | 6:30 |
| 13 | 11.3 | 7:09 | 6:29 |
| 14 | 11.3 | 7:10 | 6:28 |
| 15 | 11.3 | 7:11 | 6:27 |
| 16 | 11.2 | 7:12 | 6:26 |
| 17 | 11.2 | 7:12 | 6:25 |
| 18 | 11.2 | 7:13 | 6:24 |
| 19 | 11.2 | 7:14 | 6:23 |
| 20 | 11.1 | 7:14 | 6:22 |
| 21 | 11.1 | 7:15 | 6:21 |
| 22 | 11.1 | 7:16 | 6:20 |
| 23 | 11.0 | 7:17 | 6:19 |
| 24 | 11.0 | 7:17 | 6:18 |
| 25 | 11.0 | 7:18 | 6:17 |
| 26 | 10.9 | 7:19 | 6:16 |
| 27 | 10.9 | 7:20 | 6:15 |
| 28 | 10.9 | 7:21 | 6:14 |
| 29 | 10.9 | 7:21 | 6:13 |
| 30 | 10.8 | 7:22 | 6:12 |
| 31 | 10.8 | 7:23 | 6:12 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 2.19 kWh/m².
For context, solar energy here swings from a low near 1.98 kWh/m² to a high of 4.59 kWh/m² in May across the year — October's 2.19 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) | 2.5 | 2.4 | 2.4 | 2.4 | 2.4 | 2.3 | 2.3 | 2.3 | 2.3 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 2.5 | Moderate |
| 2 | 2.4 | Moderate |
| 3 | 2.4 | Moderate |
| 4 | 2.4 | Moderate |
| 5 | 2.4 | Moderate |
| 6 | 2.3 | Moderate |
| 7 | 2.3 | Moderate |
| 8 | 2.3 | Moderate |
| 9 | 2.3 | Moderate |
| 10 | 2.2 | Moderate |
| 11 | 2.2 | Moderate |
| 12 | 2.2 | Moderate |
| 13 | 2.2 | Moderate |
| 14 | 2.2 | Moderate |
| 15 | 2.2 | Moderate |
| 16 | 2.2 | Moderate |
| 17 | 2.2 | Moderate |
| 18 | 2.2 | Moderate |
| 19 | 2.2 | Moderate |
| 20 | 2.2 | Moderate |
| 21 | 2.2 | Moderate |
| 22 | 2.2 | Moderate |
| 23 | 2.2 | Moderate |
| 24 | 2.2 | Moderate |
| 25 | 2.2 | Moderate |
| 26 | 2.2 | Moderate |
| 27 | 2.2 | Moderate |
| 28 | 2.2 | Moderate |
| 29 | 2.2 | Moderate |
| 30 | 2.2 | Moderate |
| 31 | 2.2 | Moderate |
Hazard calendar for Chengdu
None of Chengdu's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Chengdu's rainy season runs July–September, when most of the year's rain falls.
Is October a good time to visit Chengdu?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a reasonable time to visit Chengdu for sightseeing.
What to pack for Chengdu in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Chengdu sees daytime highs around 21°C and nights near 15°C. Worth packing: rain gear. About 9 days see rain.
UV index in Chengdu in October
Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chengdu peaks around July 16 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 5 | 7 | 7 | 9 | 9 | 10 | 9 | 8 | 5 | 4 | 3 |
| Level | Moderate | Moderate | High | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 5 | Moderate |
| Mar | 7 | High |
| Apr | 7 | High |
| May | 9 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Chengdu in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in Chengdu is worst in January — around 60 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.
Seasonal pattern from CAMS reanalysis, scaled to Chengdu's WHO annual average of 49.3 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 60 | 58 | 57 | 50 | 47 | 39 | 38 | 38 | 44 | 49 | 54 | 57 |
| Level | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 60 | Unhealthy |
| Feb | 58 | Unhealthy |
| Mar | 57 | Unhealthy |
| Apr | 50 | Poor |
| May | 47 | Poor |
| Jun | 39 | Poor |
| Jul | 38 | Poor |
| Aug | 38 | Poor |
| Sep | 44 | Poor |
| Oct | 49 | Poor |
| Nov | 54 | Poor |
| Dec | 57 | Unhealthy |
Where is Chengdu?
Chengdu sits at 30.7°N, 104.1°E, 499 m above sea level, in China. The nearest listed city is Leshan, 126 km away.
Topography around Chengdu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chengdu.
Within 3 km, the terrain around Chengdu has only modest variations in elevation — a maximum elevation change of 42 m around an average of 501 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 124 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,717 m.
The land around Chengdu is covered by artificial surfaces (88%) within 3 km, artificial surfaces (55%) within 16 km, and trees (53%) and cropland (33%) 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 Chengdu (30.6667°, 104.0667°, elevation 499 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. 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).