Climate averages 1991–2020
Beijing weather
in August.
A hot, wet month: the 3rd warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Beijing: daytime highs average 30.2°C and nights cool to about 20.9°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 119 mm of rain on roughly 11 days, which makes August a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 45 min on an average August day.
The nearest other city in this atlas is Daxing (20 km away). In August its highs average 30.1°C, about as warm as Beijing, with 117 mm of rain.
Among the 884 cities listed in China, Beijing ranks joint 378th of 884 for the warmest August highs and joint 132nd of 884 for the driest August (rainfall, lowest first). The mean August high of those 884 cities is 29.3°C; Beijing is 0.9°C warmer than that mean.
From August to September, average highs fall by 3.8°C to 26.3°C, and monthly rainfall falls from 119 mm to 56 mm.
The annual picture
August 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
Beijing climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 2.1°C-8.0°C | -8.0°C | 2.8 | 0.8 | 9.710 h |
| February | 6.1°C-5.3°C | -5.3°C | 5.1 | 1.3 | 10.711 h |
| March | 13.3°C-0.7°C | -0.7°C | 8.9 | 2.3 | 11.912 h |
| April | 21.5°C6.8°C | 6.8°C | 19 | 3.9 | 13.213 h |
| May | 28.1°C13.8°C | 13.8°C | 35 | 5.0 | 14.414 h |
| June | 31.8°C19.4°C | 19.4°C | 74 | 7.8 | 14.915 h |
| July | 31.8°C22.2°C | 22.2°C | 160 | 12.8 | 14.715 h |
| August, selected | 30.2°C20.9°C | 20.9°C | 119 | 10.5 | 13.714 h |
| September | 26.3°C15.2°C | 15.2°C | 56 | 7.1 | 12.512 h |
| October | 19.3°C7.4°C | 7.4°C | 33 | 4.3 | 11.211 h |
| November | 10.0°C-1.2°C | -1.2°C | 14 | 2.1 | 10.010 h |
| December | 3.1°C-6.2°C | -6.2°C | 3.4 | 1.0 | 9.49 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
August in nearby cities
- Daxing in AugustChina · 20 kmHigh 30.1°C · Low 21.0°C · 117 mm rain
- Tongzhou in AugustChina · 23 kmHigh 30.2°C · Low 21.1°C · 129 mm rain
- Mentougou in AugustChina · 26 kmHigh 29.5°C · Low 20.5°C · 158 mm rain
- Liangxiang in AugustChina · 30 kmHigh 29.6°C · Low 20.6°C · 117 mm rain
- Shunyi in AugustChina · 32 kmHigh 30.0°C · Low 20.6°C · 129 mm rain
- Changping in AugustChina · 37 kmHigh 29.4°C · Low 20.4°C · 132 mm rain
- Fangshan in AugustChina · 42 kmHigh 29.7°C · Low 20.7°C · 136 mm rain
- Langfang in AugustChina · 51 kmHigh 30.2°C · Low 21.5°C · 140 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 Beijing) is explained once on the Beijing year overview and on the Sources, method and limits page.