Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in St Helens is from June, July, August. — some variation climate
🌥Mild
| Score | 9 | 12 | 18 | 36 | 58 | 76 | 77 | 77 | 65 | 39 | 14 | 8 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Mild | Mild | Cool & rainy | Mild | Mild | Cold | Cold | Cold |
| Temperature | 2–7°C | 3–8°C | 3–10°C | 4–12°C | 8–16°C | 11–19°C | 13–20°C | 13–19°C | 11–17°C | 8–14°C | 5–10°C | 4–8°C |
| Feels like | -2–3°C | -2–4°C | -1–6°C | 1–9°C | 5–14°C | 9–17°C | 11–19°C | 11–18°C | 9–16°C | 6–12°C | 2–7°C | 0–5°C |
| Precipitation | 94mm 15 days | 88mm 15 days | 90mm 17 days | 64mm 12 days | 70mm 13 days | 85mm 15 days | 104mm 18 days | 99mm 17 days | 97mm 14 days | 98mm 15 days | 99mm 16 days | 114mm 18 days |
| Sunshine | 3.0h ☀︎ 37% | 4.4h ☀︎ 45% | 5.9h ☀︎ 50% | 8.6h ☀︎ 62% | 9.7h ☀︎ 61% | 9.8h ☀︎ 58% | 9.2h ☀︎ 56% | 8.6h ☀︎ 58% | 6.8h ☀︎ 54% | 4.7h ☀︎ 45% | 3.1h ☀︎ 36% | 2.2h ☀︎ 29% |
| Wind | SW · 25 km/h | SW · 27 km/h | SW · 25 km/h | E · 22 km/h | W · 21 km/h | W · 20 km/h | W · 21 km/h | SW · 21 km/h | SW · 21 km/h | S · 23 km/h | SW · 23 km/h | SW · 24 km/h |
| Humidity (%) | 86% | 82% | 80% | 75% | 76% | 75% | 78% | 79% | 81% | 84% | 86% | 88% |
| Day length | 8.1h | 9.8h | 11.9h | 14.0h | 15.9h | 16.9h | 16.4h | 14.7h | 12.7h | 10.6h | 8.6h | 7.6h |