Average annual temperature is 9.9 °C
Absolute maximum temperature: 31.5 °C
Absolute minimum temperature: -22.0 °C
Number of sunny days: 142 days
Number of rainy days: 208 days
Number of snow days: 15 days
Look at detailed online map of Fermoy
* Weather data for Fermoy United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.6 | 15.0 | 14.7 | 28.7 | 28.6 | 31.5 | 31.4 | 28.6 | 30.3 | 27.1 | 16.6 | 12.3 |
| Average daytime temperature (°C) | 4.7 | 5.9 | 7.0 | 16.3 | 19.8 | 23.2 | 27.2 | 24.6 | 21.6 | 16.5 | 8.0 | 5.9 |
| Average temperature (°C) | 1.1 | 0.0 | 1.5 | 9.7 | 13.0 | 17.4 | 21.8 | 19.4 | 16.7 | 11.7 | 3.2 | 2.2 |
| Average night temperature (°C) | -1.9 | -4.5 | -2.6 | 4.6 | 6.9 | 12.7 | 17.3 | 15.3 | 12.9 | 8.0 | -0.5 | -0.4 |
| Absolute minimum temperature (°C) | -7.5 | -22.0 | -9.3 | -3.6 | 0.5 | 7.9 | 12.5 | 11.2 | 6.6 | 0.9 | -6.6 | -6.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.0 | 5.9 | 6.9 | 8.6 | 12.1 | 10.8 | 11.7 | 10.2 | 8.6 | 7.3 | 7.3 | 3.9 |
| Precipitation (mm) | 86 | 51 | 99 | 112 | 59 | 92 | 129 | 193 | 91 | 84 | 61 | 167 |
| Sunny days | 9 | 13 | 8 | 13 | 20 | 9 | 3 | 8 | 12 | 14 | 19 | 14 |
| Rainy days | 19 | 10 | 19 | 17 | 11 | 21 | 28 | 23 | 18 | 17 | 10 | 15 |
| Snow days | 3 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Fermoy during the most sunny months:
The largest precipitation sum in Fermoy is at