Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Dún Laoghaire is from June, July, August, but considering flight prices and crowds, the best months to visit are July, August, September. — consistent weather climate
🌥Mild
| Score | 11 | 14 | 20 | 36 | 56 | 72 | 79 | 77 | 64 | 40 | 18 | 9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Mild | Mild | Mild | Mild | Mild | Cool & rainy | Cold | Cold |
| Temperature | 4–8°C | 4–9°C | 5–10°C | 6–11°C | 9–15°C | 12–17°C | 13–19°C | 13–19°C | 12–17°C | 10–14°C | 7–11°C | 5–10°C |
| Feels like | 0–5°C | 0–5°C | 1–6°C | 2–9°C | 6–13°C | 10–16°C | 12–18°C | 12–18°C | 9–15°C | 7–12°C | 3–8°C | 1–6°C |
| Precipitation | 71mm 11 days | 77mm 12 days | 92mm 16 days | 70mm 13 days | 69mm 13 days | 77mm 13 days | 82mm 15 days | 85mm 14 days | 90mm 12 days | 103mm 13 days | 102mm 13 days | 109mm 14 days |
| Sunshine | 3.5h ☀︎ 43% | 4.5h ☀︎ 45% | 6.0h ☀︎ 51% | 8.3h ☀︎ 60% | 9.9h ☀︎ 62% | 10.2h ☀︎ 61% | 8.7h ☀︎ 53% | 8.9h ☀︎ 60% | 7.4h ☀︎ 58% | 5.3h ☀︎ 50% | 3.7h ☀︎ 42% | 2.7h ☀︎ 35% |
| Wind | SW · 28 km/h | SW · 29 km/h | SW · 26 km/h | SW · 22 km/h | SW · 21 km/h | SW · 20 km/h | W · 20 km/h | SW · 21 km/h | SW · 22 km/h | SW · 25 km/h | SW · 26 km/h | SW · 28 km/h |
| Humidity (%) | 83% | 80% | 80% | 79% | 78% | 77% | 78% | 79% | 81% | 82% | 84% | 84% |
| Day length | 8.2h | 9.9h | 11.9h | 14.0h | 15.9h | 16.9h | 16.4h | 14.7h | 12.7h | 10.6h | 8.7h | 7.6h |
| Tourist Crowds | Low season | Low season | Low season | Shoulder season | High season | High season | Shoulder season | High season | Shoulder season | Shoulder season | Shoulder season | High season |