Average annual temperature is 11.3 °C
Absolute maximum temperature: 24.7 °C
Absolute minimum temperature: -1.8 °C
Number of sunny days: 97 days
Number of rainy days: 268 days
Look at detailed online map of Rathnew
* Weather data for Rathnew Ireland is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.4 | 14.0 | 14.2 | 16.6 | 18.9 | 23.3 | 22.0 | 22.7 | 24.7 | 22.1 | 14.0 | 13.7 |
| Average daytime temperature (°C) | 8.8 | 10.1 | 9.9 | 11.9 | 15.4 | 18.8 | 18.3 | 18.6 | 18.2 | 14.7 | 10.6 | 9.9 |
| Average temperature (°C) | 6.7 | 7.9 | 7.5 | 9.1 | 12.6 | 16.1 | 15.4 | 15.8 | 15.5 | 12.2 | 8.5 | 8.2 |
| Average night temperature (°C) | 4.8 | 5.9 | 5.3 | 6.4 | 9.8 | 13.2 | 12.5 | 13.2 | 12.4 | 9.7 | 6.3 | 6.2 |
| Absolute minimum temperature (°C) | -1.8 | 0.1 | 0.2 | 2.7 | 6.9 | 9.8 | 9.4 | 9.6 | 5.4 | 3.8 | 0.2 | -1.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 8.2 | 9.9 | 11.9 | 14.0 | 15.8 | 16.8 | 16.3 | 14.7 | 12.7 | 10.6 | 8.7 | 7.7 |
| Daylight minimum duration (h) | 7.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 | 7.0 |
| Sunshine mean duration (h) | 3.7 | 4.6 | 4.7 | 8.8 | 11.7 | 11.8 | 9.8 | 8.5 | 7.4 | 5.2 | 4.5 | 2.4 |
| Precipitation (mm) | 61 | 15 | 153 | 117 | 49 | 65 | 145 | 124 | 140 | 194 | 69 | 121 |
| Sunny days | 13 | 11 | 1 | 6 | 15 | 14 | 1 | 3 | 9 | 8 | 11 | 5 |
| Rainy days | 18 | 17 | 30 | 24 | 16 | 16 | 30 | 28 | 21 | 23 | 19 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Rathnew during the most sunny months:
Months with the longest average daylight duration in Rathnew:
The largest precipitation sum in Rathnew is at