Discover the best time of year, based on historical climate, temperature, and precipitation.
The best time to visit Letterkenny is June, July, August, when the weather, flight prices, and crowds align. — consistent weather climate
🌥Mild
| Score | 8 | 9 | 15 | 34 | 51 | 65 | 64 | 63 | 53 | 30 | 11 | 7 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Cold | Mild | Cool & rainy | Cool & rainy | Mild | Cold | Cold | Cold |
| Temperature | 3–7°C | 3–8°C | 3–9°C | 5–11°C | 7–15°C | 10–17°C | 12–17°C | 12–17°C | 10–16°C | 8–13°C | 5–10°C | 4–8°C |
| Feels like | -1–4°C | -1–4°C | 0–6°C | 1–8°C | 5–12°C | 8–15°C | 10–16°C | 10–16°C | 8–14°C | 5–10°C | 2–7°C | 0–5°C |
| Precipitation | 102mm 18 days | 103mm 18 days | 102mm 19 days | 73mm 16 days | 89mm 17 days | 93mm 18 days | 118mm 21 days | 129mm 23 days | 93mm 18 days | 109mm 18 days | 109mm 18 days | 119mm 20 days |
| Sunshine | 2.4h ☀︎ 30% | 3.7h ☀︎ 38% | 4.9h ☀︎ 42% | 7.1h ☀︎ 50% | 7.9h ☀︎ 49% | 7.0h ☀︎ 40% | 5.9h ☀︎ 36% | 6.5h ☀︎ 43% | 5.3h ☀︎ 42% | 4.0h ☀︎ 38% | 2.6h ☀︎ 31% | 1.8h ☀︎ 24% |
| Wind | SW · 24 km/h | SW · 25 km/h | SW · 22 km/h | SW · 20 km/h | SW · 19 km/h | W · 19 km/h | W · 18 km/h | SW · 19 km/h | SW · 20 km/h | S · 21 km/h | SW · 22 km/h | SW · 24 km/h |
| Humidity (%) | 86% | 83% | 81% | 79% | 78% | 79% | 82% | 83% | 83% | 84% | 87% | 88% |
| Day length | 7.9h | 9.7h | 11.9h | 14.2h | 16.2h | 17.3h | 16.7h | 14.9h | 12.7h | 10.5h | 8.4h | 7.3h |
| Tourist Crowds | Low season | Low season | Low season | Shoulder season | Shoulder season | Shoulder season | High season | High season | Shoulder season | Shoulder season | Low season | Low season |