Climate averages 1991–2020
Rizhao weather
in September.
A warm, moderately wet month: the joint 3rd warmest and the joint 9th 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 Rizhao: daytime highs average 24.7°C and nights cool to about 19.5°C. By daytime temperature it is the joint 3rd warmest of the 12 months.
Expect about 89 mm of rain on roughly 7 days, which makes September a moderately wet month (the joint 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 26 min on an average September day.
The nearest other city in this atlas is Linjiacun (65 km away). In September its highs average 25.6°C, 0.9°C warmer than Rizhao, with 79 mm of rain.
Among the 884 cities listed in China, Rizhao ranks joint 612th of 884 for the warmest September highs and joint 479th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Rizhao is 1.0°C cooler than that mean.
From September to October, average highs fall by 5.0°C to 19.7°C, and monthly rainfall falls from 89 mm to 39 mm.
The annual picture
September 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
Rizhao climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 4.1°C-2.0°C | -2.0°C | 15 | 2.8 | 10.110 h |
| February | 5.9°C-0.7°C | -0.7°C | 22 | 3.7 | 10.911 h |
| March | 10.3°C3.1°C | 3.1°C | 30 | 4.7 | 11.912 h |
| April | 16.0°C8.7°C | 8.7°C | 42 | 5.8 | 13.113 h |
| May | 21.1°C14.5°C | 14.5°C | 74 | 6.6 | 14.014 h |
| June | 24.7°C19.3°C | 19.3°C | 89 | 7.0 | 14.515 h |
| July | 27.7°C23.4°C | 23.4°C | 192 | 13.2 | 14.314 h |
| August | 27.9°C23.6°C | 23.6°C | 184 | 13.2 | 13.513 h |
| September, selected | 24.7°C19.5°C | 19.5°C | 89 | 7.2 | 12.412 h |
| October | 19.7°C13.7°C | 13.7°C | 39 | 4.7 | 11.311 h |
| November | 12.8°C6.8°C | 6.8°C | 35 | 4.7 | 10.310 h |
| December | 6.3°C0.5°C | 0.5°C | 18 | 3.2 | 9.810 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
September in nearby cities
- Linjiacun in SeptemberChina · 65 kmHigh 25.6°C · Low 17.2°C · 79 mm rain
- Yinzhu in SeptemberChina · 66 kmHigh 25.2°C · Low 19.1°C · 82 mm rain
- Zhu Cheng City in SeptemberChina · 66 kmHigh 25.9°C · Low 17.0°C · 76 mm rain
- Shizilu in SeptemberChina · 69 kmHigh 25.4°C · Low 17.2°C · 81 mm rain
- Jiayue in SeptemberChina · 75 kmHigh 25.7°C · Low 16.7°C · 74 mm rain
- Yishui in SeptemberChina · 91 kmHigh 25.2°C · Low 16.3°C · 75 mm rain
- Chaigou in SeptemberChina · 93 kmHigh 26.1°C · Low 17.0°C · 69 mm rain
- Lianyungang in SeptemberChina · 95 kmHigh 25.8°C · Low 18.8°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 Rizhao) is explained once on the Rizhao year overview and on the Sources, method and limits page.