Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Shannon is from June, August, September, but considering flight prices and crowds, the best months to visit are May, June, September. — some variation climate
🌨Cold
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Contains affiliate links.
| Score | 12 | 12 | 12 | 20 | 67 | 71 | 67 | 69 | 77 | 36 | 11 | 8 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Polar | Cold | Mild | Cool & rainy | Rainy | Rainy | Cool & rainy | Cold | Cold | Polar |
| Temperature | -14–-5°C | -14–-4°C | -7–2°C | -1–9°C | 6–18°C | 12–23°C | 15–25°C | 15–23°C | 11–19°C | 5–13°C | -3–4°C | -10–-2°C |
| Feels like | -19–-10°C | -19–-9°C | -12–-2°C | -5–6°C | 3–16°C | 11–22°C | 16–26°C | 14–24°C | 9–19°C | 2–11°C | -7–1°C | -15–-6°C |
| Precipitation | 70mm 15 days | 82mm 14 days | 96mm 14 days | 83mm 12 days | 96mm 11 days | 154mm 14 days | 179mm 16 days | 169mm 16 days | 108mm 11 days | 120mm 13 days | 88mm 13 days | 125mm 18 days |
| Sunshine | 4.2h ☀︎ 46% | 5.5h ☀︎ 53% | 6.1h ☀︎ 51% | 7.8h ☀︎ 57% | 10.5h ☀︎ 70% | 9.7h ☀︎ 61% | 10.8h ☀︎ 70% | 9.9h ☀︎ 70% | 8.8h ☀︎ 71% | 6.1h ☀︎ 56% | 4.4h ☀︎ 47% | 3.1h ☀︎ 36% |
| Wind | NW · 16 km/h | NW · 17 km/h | NW · 18 km/h | N · 19 km/h | NW · 18 km/h | W · 16 km/h | W · 16 km/h | W · 15 km/h | W · 15 km/h | NW · 16 km/h | W · 17 km/h | NW · 17 km/h |
| Humidity (%) | 77% | 74% | 72% | 66% | 62% | 72% | 78% | 80% | 79% | 79% | 77% | 78% |
| Day length | 9.0h | 10.3h | 11.9h | 13.6h | 15.1h | 15.8h | 15.4h | 14.2h | 12.5h | 10.9h | 9.4h | 8.6h |
| Tourist Crowds | Low season | Low season | Low season | Shoulder season | Shoulder season | High season | High season | High season | High season | High season | Shoulder season | Shoulder season |