Average annual temperature is 15.2 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -0.9 °C
Number of sunny days: 129 days
Number of rainy days: 236 days
Look at detailed online map of Irun
* Weather data for Irun Spain is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.7 | 21.4 | 26.2 | 24.8 | 30.6 | 27.6 | 33.3 | 37.6 | 32.4 | 32.0 | 23.8 | 20.1 |
| Average daytime temperature (°C) | 10.8 | 12.5 | 17.1 | 17.0 | 18.8 | 23.9 | 23.9 | 24.8 | 26.0 | 23.5 | 16.3 | 13.6 |
| Average temperature (°C) | 7.7 | 7.9 | 12.7 | 13.0 | 15.6 | 20.4 | 20.3 | 20.9 | 21.2 | 18.9 | 13.0 | 10.3 |
| Average night temperature (°C) | 4.9 | 3.8 | 8.6 | 9.2 | 12.2 | 17.1 | 16.7 | 17.3 | 17.0 | 14.7 | 10.0 | 7.0 |
| Absolute minimum temperature (°C) | -0.9 | 0.1 | 1.4 | 4.7 | 9.0 | 14.3 | 14.1 | 13.1 | 10.3 | 9.6 | 3.2 | 1.1 |
| 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 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 4.7 | 7.1 | 7.7 | 8.5 | 10.8 | 10.3 | 10.5 | 10.2 | 9.5 | 7.6 | 4.7 | 4.8 |
| Precipitation (mm) | 229 | 46 | 86 | 135 | 131 | 121 | 74 | 197 | 92 | 120 | 273 | 189 |
| Sunny days | 10 | 17 | 11 | 11 | 9 | 7 | 9 | 13 | 14 | 13 | 4 | 11 |
| Rainy days | 21 | 11 | 20 | 19 | 22 | 23 | 22 | 18 | 16 | 18 | 26 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Irun during the most sunny months:
Months with the longest average daylight duration in Irun:
The largest precipitation sum in Irun is at