Average annual temperature is 14.2 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 182 days
Number of rainy days: 183 days
Look at detailed online map of Sligo
* Weather data for Sligo 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) | 18.1 | 23.2 | 25.5 | 30.6 | 28.3 | 33.3 | 37.6 | 33.6 | 36.5 | 27.1 | 24.4 | 16.0 |
| Average daytime temperature (°C) | 9.8 | 11.8 | 13.0 | 21.7 | 22.8 | 27.3 | 31.3 | 29.9 | 26.2 | 20.8 | 13.3 | 10.3 |
| Average temperature (°C) | 5.7 | 6.4 | 7.1 | 15.0 | 16.6 | 21.2 | 25.3 | 24.1 | 20.9 | 15.0 | 7.5 | 5.6 |
| Average night temperature (°C) | 2.2 | 2.0 | 2.2 | 9.6 | 10.9 | 15.7 | 20.6 | 19.4 | 16.3 | 10.4 | 3.0 | 1.8 |
| Absolute minimum temperature (°C) | -3.1 | -9.4 | -4.7 | 1.7 | 4.9 | 11.7 | 17.3 | 14.7 | 10.2 | 5.1 | -5.6 | -3.9 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.2 | 6.3 | 7.3 | 9.2 | 10.7 | 10.7 | 12.0 | 10.6 | 8.3 | 8.6 | 7.7 | 5.4 |
| Precipitation (mm) | 82 | 70 | 77 | 120 | 35 | 151 | 137 | 64 | 90 | 42 | 67 | 193 |
| Sunny days | 13 | 15 | 15 | 17 | 15 | 14 | 6 | 10 | 16 | 19 | 22 | 20 |
| Rainy days | 18 | 13 | 16 | 13 | 16 | 16 | 25 | 21 | 14 | 12 | 8 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sligo during the most sunny months:
The largest precipitation sum in Sligo is at