Average annual temperature is 10.9 °C
Absolute maximum temperature: 26.0 °C
Absolute minimum temperature: -3.9 °C
Number of sunny days: 95 days
Number of rainy days: 270 days
Look at detailed online map of Callan
* Weather data for Callan 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) | 13.0 | 13.9 | 15.5 | 17.2 | 21.5 | 25.7 | 21.5 | 22.9 | 26.0 | 22.1 | 13.7 | 13.5 |
| Average daytime temperature (°C) | 8.6 | 10.1 | 10.0 | 12.5 | 17.1 | 20.8 | 18.1 | 18.7 | 18.5 | 14.5 | 10.2 | 9.5 |
| Average temperature (°C) | 6.0 | 7.4 | 7.2 | 8.9 | 12.9 | 16.5 | 15.0 | 15.4 | 14.9 | 11.2 | 7.7 | 7.4 |
| Average night temperature (°C) | 3.5 | 4.6 | 4.4 | 5.4 | 8.5 | 11.9 | 11.7 | 12.3 | 11.1 | 8.5 | 5.0 | 4.9 |
| Absolute minimum temperature (°C) | -3.5 | -2.6 | -0.5 | -0.7 | 4.8 | 6.8 | 8.0 | 9.2 | 4.4 | 1.6 | -1.0 | -3.9 |
| 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 | 8.0 |
| Daylight mean duration (h) | 8.3 | 9.9 | 11.9 | 13.9 | 15.8 | 16.7 | 16.3 | 14.7 | 12.7 | 10.6 | 8.8 | 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 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 3.7 | 4.0 | 4.5 | 6.9 | 9.6 | 11.0 | 9.2 | 8.1 | 6.9 | 4.3 | 4.2 | 2.9 |
| Precipitation (mm) | 76 | 15 | 136 | 63 | 49 | 62 | 126 | 96 | 154 | 167 | 67 | 98 |
| Sunny days | 10 | 13 | 2 | 5 | 16 | 10 | 3 | 2 | 8 | 7 | 11 | 8 |
| Rainy days | 21 | 15 | 29 | 25 | 15 | 20 | 28 | 29 | 22 | 24 | 19 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Callan during the most sunny months:
Months with the longest average daylight duration in Callan:
The largest precipitation sum in Callan is at