Average annual temperature is 10.5 °C
Absolute maximum temperature: 24.5 °C
Absolute minimum temperature: -4.6 °C
Number of sunny days: 67 days
Number of rainy days: 296 days
Number of snow days: 2 days
Look at detailed online map of Castlemagner
* Weather data for Castlemagner 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) | 12.4 | 12.8 | 14.1 | 15.8 | 22.6 | 24.5 | 20.5 | 23.2 | 24.5 | 21.3 | 13.1 | 12.9 |
| Average daytime temperature (°C) | 8.2 | 9.5 | 9.4 | 11.7 | 16.5 | 20.3 | 17.3 | 17.8 | 17.8 | 13.9 | 9.9 | 9.1 |
| Average temperature (°C) | 5.8 | 7.1 | 6.7 | 8.4 | 12.3 | 16.1 | 14.2 | 14.8 | 14.2 | 11.0 | 7.6 | 7.1 |
| Average night temperature (°C) | 3.3 | 4.5 | 3.9 | 5.1 | 8.0 | 11.7 | 11.2 | 11.8 | 10.6 | 8.3 | 5.3 | 4.8 |
| Absolute minimum temperature (°C) | -4.6 | -3.0 | -1.9 | -0.3 | 4.1 | 7.2 | 7.1 | 7.7 | 4.2 | 1.0 | -2.2 | -4.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.3 | 9.9 | 11.9 | 13.9 | 15.7 | 16.7 | 16.2 | 14.6 | 12.7 | 10.6 | 8.8 | 7.8 |
| Daylight minimum duration (h) | 7.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 3.5 | 3.4 | 4.8 | 6.6 | 10.3 | 10.1 | 9.0 | 8.1 | 6.7 | 4.2 | 4.8 | 2.7 |
| Precipitation (mm) | 96 | 27 | 143 | 57 | 39 | 73 | 160 | 94 | 162 | 178 | 74 | 125 |
| Sunny days | 6 | 12 | 2 | 3 | 10 | 8 | 0 | 1 | 8 | 6 | 6 | 5 |
| Rainy days | 23 | 16 | 29 | 27 | 21 | 22 | 31 | 30 | 22 | 25 | 24 | 26 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castlemagner during the most sunny months:
Months with the longest average daylight duration in Castlemagner:
The largest precipitation sum in Castlemagner is at