Climate averages 1991–2020
Darhan weather
in August.
A warm, moderately wet month: the 3rd warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Darhan: daytime highs average 24.6°C and nights cool to about 13.4°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 78 mm of rain on roughly 10 days, which makes August a moderately wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 14 h 26 min on an average August day.
The nearest other city in this atlas is Erdenet (143 km away). In August its highs average 20.7°C, 3.9°C cooler than Darhan, with 86 mm of rain.
Among the 3 cities listed in Mongolia, Darhan ranks 1st of 3 for the warmest August highs and 2nd of 3 for the driest August (rainfall, lowest first). The mean August high of those 3 cities is 22.3°C; Darhan is 2.3°C warmer than that mean.
From August to September, average highs fall by 6.6°C to 17.9°C, and monthly rainfall falls from 78 mm to 39 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
Darhan climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -12.9°C-24.8°C | -24.8°C | 1.6 | 0.5 | 8.79 h |
| February | -6.8°C-21.4°C | -21.4°C | 2.5 | 0.7 | 10.110 h |
| March | 3.1°C-9.9°C | -9.9°C | 6.7 | 2.1 | 11.912 h |
| April | 11.9°C-1.6°C | -1.6°C | 18 | 4.2 | 13.714 h |
| May | 19.1°C4.5°C | 4.5°C | 33 | 6.3 | 15.315 h |
| June | 25.4°C12.6°C | 12.6°C | 51 | 8.3 | 16.216 h |
| July | 27.2°C15.9°C | 15.9°C | 68 | 10.7 | 15.816 h |
| August, selected | 24.6°C13.4°C | 13.4°C | 78 | 10.4 | 14.414 h |
| September | 17.9°C6.2°C | 6.2°C | 39 | 7.4 | 12.713 h |
| October | 8.6°C-2.3°C | -2.3°C | 18 | 3.9 | 10.811 h |
| November | -2.3°C-11.7°C | -11.7°C | 8.2 | 2.6 | 9.29 h |
| December | -10.8°C-20.6°C | -20.6°C | 4.1 | 1.5 | 8.28 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
- Erdenet in AugustMongolia · 143 kmHigh 20.7°C · Low 11.0°C · 86 mm rain
- Ulan Bator in AugustMongolia · 189 kmHigh 21.7°C · Low 9.8°C · 68 mm rain
- Ulan-Ude in AugustRussia · 286 kmHigh 23.1°C · Low 12.3°C · 68 mm rain
- Irkutsk in AugustRussia · 333 kmHigh 22.2°C · Low 12.4°C · 101 mm rain
- Angarsk in AugustRussia · 369 kmHigh 22.6°C · Low 12.5°C · 85 mm rain
- Usol’ye-Sibirskoye in AugustRussia · 396 kmHigh 22.6°C · Low 12.6°C · 86 mm rain
- Chita in AugustRussia · 603 kmHigh 21.9°C · Low 11.6°C · 83 mm rain
- Bratsk in AugustRussia · 793 kmHigh 19.3°C · Low 13.3°C · 58 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 Darhan) is explained once on the Darhan year overview and on the Sources, method and limits page.