Average annual temperature is 7.0 °C
Absolute maximum temperature: 30.9 °C
Absolute minimum temperature: -15.2 °C
Number of sunny days: 109 days
Number of rainy days: 191 days
Number of snow days: 65 days
Look at detailed online map of Iru
* Weather data for Iru Estonia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 4.7 | 6.5 | 10.2 | 19.6 | 23.4 | 29.5 | 25.9 | 30.9 | 23.4 | 16.0 | 10.6 | 5.2 |
| Average daytime temperature (°C) | 0.5 | 0.6 | 2.7 | 10.6 | 15.3 | 20.7 | 20.4 | 21.4 | 18.8 | 8.2 | 2.9 | -1.5 |
| Average temperature (°C) | -1.4 | -1.3 | -0.3 | 5.9 | 10.5 | 16.2 | 16.5 | 17.7 | 15.3 | 6.0 | 0.9 | -3.0 |
| Average night temperature (°C) | -3.6 | -3.7 | -3.4 | 1.4 | 4.9 | 10.4 | 12.3 | 14.0 | 12.1 | 3.8 | -1.0 | -4.8 |
| Absolute minimum temperature (°C) | -14.2 | -12.5 | -15.2 | -3.1 | -2.4 | 2.9 | 9.4 | 10.2 | 7.4 | -2.2 | -14.1 | -13.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 13.0 | 15.0 | 18.0 | 18.0 | 18.0 | 16.0 | 14.0 | 11.0 | 8.0 | 6.0 |
| Daylight mean duration (h) | 7.0 | 9.2 | 11.8 | 14.5 | 17.0 | 18.5 | 17.8 | 15.5 | 12.9 | 10.2 | 7.7 | 6.2 |
| Daylight minimum duration (h) | 6.0 | 8.0 | 10.0 | 13.0 | 15.0 | 18.0 | 16.0 | 14.0 | 11.0 | 8.0 | 6.0 | 6.0 |
| Sunshine mean duration (h) | 0.8 | 2.1 | 5.3 | 10.8 | 13.6 | 15.7 | 13.2 | 9.6 | 8.3 | 4.1 | 1.7 | 0.5 |
| Precipitation (mm) | 85 | 45 | 66 | 31 | 22 | 35 | 81 | 101 | 72 | 112 | 94 | 64 |
| Sunny days | 8 | 10 | 6 | 19 | 16 | 18 | 2 | 6 | 10 | 4 | 5 | 5 |
| Rainy days | 14 | 5 | 13 | 10 | 14 | 12 | 29 | 25 | 20 | 24 | 15 | 10 |
| Snow days | 9 | 13 | 12 | 1 | 1 | 0 | 0 | 0 | 0 | 3 | 10 | 16 |
The best time to visit Iru during the most sunny months:
Months with the longest average daylight duration in Iru:
The largest precipitation sum in Iru is at