Climate averages 1991–2020
Zhangye weather
in September.
A warm, fairly dry month: the 5th warmest and the 10th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Zhangye: daytime highs average 22.2°C and nights cool to about 8.7°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 23 mm of rain on roughly 5 days, which makes September a fairly dry month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 29 min on an average September day.
The nearest other city in this atlas is Jinchang (159 km away). In September its highs average 22.1°C, about as warm as Zhangye, with 33 mm of rain.
Among the 884 cities listed in China, Zhangye ranks joint 737th of 884 for the warmest September highs and 24th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Zhangye is 3.5°C cooler than that mean.
From September to October, average highs fall by 6.7°C to 15.5°C, and monthly rainfall falls from 23 mm to 7.2 mm.
The annual picture
September in context
Monthly precipitation
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
Zhangye climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -0.3°C-13.0°C | -13.0°C | 1.6 | 0.7 | 9.810 h |
| February | 4.1°C-8.9°C | -8.9°C | 1.5 | 0.5 | 10.711 h |
| March | 10.3°C-4.4°C | -4.4°C | 5.2 | 1.7 | 11.912 h |
| April | 17.6°C0.9°C | 0.9°C | 7.4 | 2.0 | 13.213 h |
| May | 22.9°C6.7°C | 6.7°C | 13 | 3.5 | 14.314 h |
| June | 27.1°C11.9°C | 11.9°C | 20 | 4.1 | 14.815 h |
| July | 28.5°C14.5°C | 14.5°C | 39 | 6.6 | 14.615 h |
| August | 27.1°C13.5°C | 13.5°C | 32 | 6.0 | 13.714 h |
| September, selected | 22.2°C8.7°C | 8.7°C | 23 | 4.8 | 12.512 h |
| October | 15.5°C1.2°C | 1.2°C | 7.2 | 2.1 | 11.211 h |
| November | 7.6°C-5.3°C | -5.3°C | 2.4 | 0.9 | 10.110 h |
| December | 1.1°C-10.7°C | -10.7°C | 2.5 | 0.9 | 9.59 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet 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
September in nearby cities
- Jinchang in SeptemberChina · 159 kmHigh 22.1°C · Low 11.0°C · 33 mm rain
- Jiuquan in SeptemberChina · 189 kmHigh 21.1°C · Low 10.3°C · 15 mm rain
- Jiayuguan in SeptemberChina · 210 kmHigh 21.1°C · Low 10.3°C · 18 mm rain
- Wuwei in SeptemberChina · 220 kmHigh 21.3°C · Low 9.9°C · 37 mm rain
- Qiaotou in SeptemberChina · 247 kmHigh 16.4°C · Low 6.3°C · 122 mm rain
- Laojunmiao in SeptemberChina · 254 kmHigh 18.3°C · Low 8.3°C · 26 mm rain
- Xining in SeptemberChina · 281 kmHigh 18.0°C · Low 8.5°C · 87 mm rain
- Nianbo in SeptemberChina · 323 kmHigh 18.9°C · Low 9.8°C · 87 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 Zhangye) is explained once on the Zhangye year overview and on the Sources, method and limits page.