Average annual temperature is 4.1 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -28.4 °C
Number of sunny days: 268 days
Number of rainy days: 70 days
Number of snow days: 27 days
Look at detailed online map of Sayn-Ust
* Weather data for Sayn-Ust Mongolia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 1.7 | 8.0 | 13.8 | 22.2 | 24.4 | 35.0 | 33.9 | 30.6 | 28.3 | 18.0 | 8.0 | 5.7 |
| Average daytime temperature (°C) | -9.7 | -3.8 | 6.4 | 9.0 | 14.4 | 25.0 | 26.5 | 25.2 | 16.6 | 12.9 | -1.8 | -11.3 |
| Average temperature (°C) | -14.2 | -9.3 | 0.6 | 3.1 | 9.3 | 19.6 | 21.6 | 20.2 | 11.8 | 7.6 | -6.1 | -15.5 |
| Average night temperature (°C) | -19.1 | -15.1 | -6.9 | -4.5 | 3.1 | 12.9 | 16.0 | 14.5 | 6.3 | 1.6 | -10.4 | -19.3 |
| Absolute minimum temperature (°C) | -27.7 | -18.5 | -16.5 | -17.5 | -3.1 | 5.4 | 9.9 | 10.3 | -2.4 | -3.5 | -17.6 | -28.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.1 | 15.9 | 15.5 | 14.2 | 12.6 | 10.9 | 9.4 | 8.5 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 7.1 | 8.6 | 10.4 | 11.5 | 11.4 | 12.9 | 11.7 | 11.7 | 9.5 | 9.3 | 6.8 | 6.5 |
| Precipitation (mm) | 1 | 2 | 1 | 3 | 23 | 26 | 53 | 10 | 29 | 0 | 7 | 3 |
| Sunny days | 26 | 26 | 26 | 24 | 16 | 20 | 20 | 23 | 12 | 28 | 21 | 26 |
| Rainy days | 0 | 1 | 1 | 4 | 14 | 10 | 11 | 8 | 17 | 2 | 2 | 0 |
| Snow days | 5 | 1 | 4 | 2 | 1 | 0 | 0 | 0 | 1 | 1 | 7 | 5 |
The best time to visit Sayn-Ust during the most sunny months:
Months with the longest average daylight duration in Sayn-Ust:
The largest precipitation sum in Sayn-Ust is at