Average annual temperature is 3.7 °C
Absolute maximum temperature: 23.5 °C
Absolute minimum temperature: -27.4 °C
Number of sunny days: 138 days
Number of rainy days: 196 days
Number of snow days: 31 days
Look at detailed online map of Portni
* Weather data for Portni Armenia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 7.0 | 7.3 | 10.2 | 12.7 | 17.2 | 17.7 | 20.5 | 23.2 | 23.5 | 14.1 | 13.3 | 8.3 |
| Average daytime temperature (°C) | -0.8 | -4.6 | 5.5 | 8.1 | 11.4 | 14.6 | 17.1 | 19.5 | 13.7 | 10.8 | 5.9 | 2.2 |
| Average temperature (°C) | -6.4 | -10.0 | 0.2 | 2.8 | 6.5 | 10.5 | 12.5 | 14.8 | 9.4 | 5.7 | 0.6 | -3.4 |
| Average night temperature (°C) | -10.7 | -16.2 | -4.1 | -2.1 | 1.9 | 6.6 | 8.0 | 10.5 | 6.0 | 1.1 | -3.8 | -7.4 |
| Absolute minimum temperature (°C) | -15.5 | -27.4 | -8.8 | -9.4 | -7.7 | 3.9 | 3.0 | 6.3 | 0.8 | -2.5 | -13.9 | -14.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.9 | 8.0 | 7.4 | 9.4 | 9.3 | 10.1 | 11.6 | 11.1 | 7.6 | 7.9 | 7.8 | 6.6 |
| Precipitation (mm) | 2 | 30 | 99 | 93 | 178 | 189 | 81 | 57 | 90 | 50 | 32 | 36 |
| Sunny days | 26 | 15 | 7 | 4 | 3 | 1 | 9 | 11 | 6 | 18 | 18 | 20 |
| Rainy days | 0 | 0 | 19 | 25 | 28 | 29 | 22 | 20 | 24 | 13 | 11 | 5 |
| Snow days | 5 | 13 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
The best time to visit Portni during the most sunny months:
The largest precipitation sum in Portni is at