Climate averages 1991–2020
Tumen weather
in August.
A warm, wet month: the 2nd warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Tumen: daytime highs average 25.9°C and nights cool to about 17.7°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 126 mm of rain on roughly 12 days, which makes August a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 56 min on an average August day.
The nearest other city in this atlas is Yanji (29 km away). In August its highs average 25.9°C, about as warm as Tumen, with 140 mm of rain.
Among the 884 cities listed in China, Tumen ranks joint 754th of 884 for the warmest August highs and 158th of 884 for the driest August (rainfall, lowest first). The mean August high of those 884 cities is 29.3°C; Tumen is 3.3°C cooler than that mean.
From August to September, average highs fall by 4.3°C to 21.6°C, and monthly rainfall falls from 126 mm to 63 mm.
The annual picture
August 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
Tumen climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -6.5°C-17.3°C | -17.3°C | 7.8 | 1.4 | 9.49 h |
| February | -1.9°C-14.2°C | -14.2°C | 9.7 | 2.3 | 10.510 h |
| March | 5.7°C-5.8°C | -5.8°C | 21 | 5.1 | 11.912 h |
| April | 14.3°C1.1°C | 1.1°C | 41 | 6.9 | 13.413 h |
| May | 19.7°C7.2°C | 7.2°C | 76 | 11.4 | 14.615 h |
| June | 23.7°C13.2°C | 13.2°C | 73 | 11.0 | 15.315 h |
| July | 26.0°C17.5°C | 17.5°C | 137 | 12.6 | 15.015 h |
| August, selected | 25.9°C17.7°C | 17.7°C | 126 | 12.2 | 13.914 h |
| September | 21.6°C11.3°C | 11.3°C | 63 | 7.5 | 12.513 h |
| October | 14.0°C3.5°C | 3.5°C | 38 | 5.9 | 11.111 h |
| November | 3.7°C-4.8°C | -4.8°C | 24 | 4.6 | 9.810 h |
| December | -4.6°C-14.0°C | -14.0°C | 10 | 2.4 | 9.19 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
August in nearby cities
- Yanji in AugustChina · 29 kmHigh 25.9°C · Low 17.3°C · 140 mm rain
- Wangqing in AugustChina · 39 kmHigh 25.2°C · Low 17.0°C · 122 mm rain
- Longjing in AugustChina · 40 kmHigh 25.7°C · Low 16.8°C · 134 mm rain
- Hunchun in AugustChina · 43 kmHigh 25.5°C · Low 17.4°C · 148 mm rain
- Ŭndŏk in AugustNorth Korea · 64 kmHigh 26.2°C · Low 19.1°C · 162 mm rain
- Helong in AugustChina · 84 kmHigh 25.7°C · Low 16.9°C · 160 mm rain
- Chongjin in AugustNorth Korea · 130 kmHigh 23.8°C · Low 19.3°C · 215 mm rain
- Dunhua in AugustChina · 138 kmHigh 24.2°C · Low 15.8°C · 158 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 Tumen) is explained once on the Tumen year overview and on the Sources, method and limits page.