Climate averages 1991–2020
Ya'an weather
in October.
A mild, wet month: the 7th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Ya'an: daytime highs average 18.7°C and nights cool to about 14.6°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 119 mm of rain on roughly 20 days, which makes October a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 28 min on an average October day.
The nearest other city in this atlas is Meishan (81 km away). In October its highs average 20.9°C, 2.3°C warmer than Ya'an, with 65 mm of rain.
Among the 884 cities listed in China, Ya'an ranks joint 639th of 884 for the warmest October highs and joint 827th of 884 for the driest October (rainfall, lowest first). The mean October high of those 884 cities is 20.4°C; Ya'an is 1.7°C cooler than that mean.
From October to November, average highs fall by 4.1°C to 14.6°C, and monthly rainfall falls from 119 mm to 76 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Ya'an climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.3°C2.7°C | 2.7°C | 45 | 12.9 | 10.410 h |
| February | 10.8°C4.5°C | 4.5°C | 52 | 13.4 | 11.111 h |
| March | 15.2°C8.1°C | 8.1°C | 76 | 15.2 | 12.012 h |
| April | 20.2°C12.7°C | 12.7°C | 104 | 15.3 | 12.913 h |
| May | 23.5°C16.5°C | 16.5°C | 129 | 17.1 | 13.614 h |
| June | 26.0°C19.8°C | 19.8°C | 168 | 18.2 | 14.014 h |
| July | 27.7°C21.6°C | 21.6°C | 284 | 22.0 | 13.914 h |
| August | 27.3°C21.3°C | 21.3°C | 329 | 22.5 | 13.213 h |
| September | 23.4°C18.8°C | 18.8°C | 197 | 20.5 | 12.412 h |
| October, selected | 18.7°C14.6°C | 14.6°C | 119 | 20.4 | 11.511 h |
| November | 14.6°C9.8°C | 9.8°C | 76 | 15.5 | 10.711 h |
| December | 9.8°C4.4°C | 4.4°C | 44 | 12.4 | 10.310 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Meishan in OctoberChina · 81 kmHigh 20.9°C · Low 15.5°C · 65 mm rain
- Leshan in OctoberChina · 88 kmHigh 20.7°C · Low 15.8°C · 84 mm rain
- Kangding in OctoberChina · 100 kmHigh 10.8°C · Low 3.9°C · 102 mm rain
- Luocheng in OctoberChina · 120 kmHigh 20.2°C · Low 15.3°C · 63 mm rain
- Chengdu in OctoberChina · 127 kmHigh 20.6°C · Low 15.0°C · 40 mm rain
- Ziyang in OctoberChina · 159 kmHigh 21.1°C · Low 15.5°C · 62 mm rain
- Deyang in OctoberChina · 184 kmHigh 20.1°C · Low 14.6°C · 47 mm rain
- Zigong in OctoberChina · 186 kmHigh 21.3°C · Low 16.1°C · 67 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Ya'an) is explained once on the Ya'an year overview and on the Sources, method and limits page.