Average annual temperature is 1.6 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: -30.7 °C
Number of sunny days: 217 days
Number of rainy days: 103 days
Number of snow days: 45 days
Look at detailed online map of Arvayheer
* Weather data for Arvayheer 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) | 2.8 | 8.9 | 13.6 | 19.4 | 21.0 | 30.0 | 31.6 | 29.0 | 26.7 | 16.5 | 11.8 | 5.1 |
| Average daytime temperature (°C) | -8.4 | -2.9 | 4.3 | 6.6 | 13.9 | 22.5 | 22.2 | 22.2 | 16.2 | 11.8 | -3.2 | -8.9 |
| Average temperature (°C) | -15.3 | -10.2 | -2.6 | 0.4 | 7.0 | 15.9 | 16.7 | 16.0 | 9.5 | 4.3 | -8.9 | -14.3 |
| Average night temperature (°C) | -20.7 | -16.7 | -9.4 | -5.8 | 0.6 | 9.3 | 11.3 | 9.7 | 3.3 | -2.4 | -13.6 | -19.1 |
| Absolute minimum temperature (°C) | -30.7 | -20.9 | -18.1 | -15.4 | -4.0 | 1.8 | 6.8 | 3.9 | -4.5 | -4.8 | -21.7 | -27.2 |
| 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) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.5 | 8.7 |
| 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) | 7.4 | 8.7 | 10.3 | 11.2 | 10.5 | 11.3 | 10.8 | 11.2 | 10.1 | 9.5 | 7.3 | 6.6 |
| Precipitation (mm) | 2 | 3 | 3 | 4 | 51 | 32 | 141 | 72 | 29 | 1 | 14 | 7 |
| Sunny days | 25 | 23 | 21 | 20 | 8 | 16 | 9 | 13 | 12 | 26 | 20 | 24 |
| Rainy days | 0 | 0 | 1 | 3 | 22 | 14 | 22 | 18 | 17 | 3 | 1 | 2 |
| Snow days | 6 | 5 | 9 | 7 | 1 | 0 | 0 | 0 | 1 | 2 | 9 | 5 |
Months with the longest average daylight duration in Arvayheer:
The largest precipitation sum in Arvayheer is at