Average annual temperature is 17.7 °C
Absolute maximum temperature: 26.2 °C
Absolute minimum temperature: 10.6 °C
Number of sunny days: 299 days
Number of rainy days: 66 days
Look at detailed online map of Islay (Matarani)
* Weather data for Islay (Matarani) Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 23.5 | 26.2 | 25.1 | 24.7 | 21.4 | 19.0 | 18.3 | 18.6 | 19.3 | 21.0 | 20.9 | 22.9 |
| Average daytime temperature (°C) | 22.3 | 24.3 | 24.0 | 22.3 | 19.4 | 17.6 | 16.9 | 17.4 | 17.8 | 19.1 | 19.7 | 21.2 |
| Average temperature (°C) | 19.9 | 22.0 | 21.7 | 19.9 | 17.0 | 15.2 | 14.5 | 14.9 | 15.4 | 16.6 | 17.1 | 18.7 |
| Average night temperature (°C) | 17.5 | 19.9 | 19.4 | 17.3 | 14.8 | 13.2 | 12.2 | 12.7 | 13.3 | 14.3 | 14.6 | 16.4 |
| Absolute minimum temperature (°C) | 15.6 | 18.2 | 18.0 | 15.2 | 13.2 | 11.3 | 10.7 | 11.4 | 10.6 | 12.6 | 12.2 | 14.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.0 | 12.6 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 11.8 | 11.5 | 11.3 | 10.7 | 10.0 | 9.7 | 9.9 | 10.1 | 9.9 | 10.5 | 11.1 | 11.5 |
| Precipitation (mm) | 2 | 0 | 0 | 0 | 3 | 3 | 1 | 1 | 9 | 2 | 5 | 4 |
| Sunny days | 25 | 25 | 30 | 29 | 24 | 23 | 24 | 29 | 21 | 26 | 20 | 23 |
| Rainy days | 6 | 3 | 1 | 1 | 7 | 7 | 7 | 2 | 9 | 5 | 10 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Islay (Matarani) is at