Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Vashon is from July, August, September. — consistent weather climate
🌥Mild
| Score | 6 | 22 | 33 | 44 | 71 | 87 | 98 | 95 | 89 | 61 | 9 | 7 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Mild | Mild | Pleasant | Pleasant | Pleasant | Cool & rainy | Cold | Cold |
| Temperature | 3–8°C | 3–9°C | 4–11°C | 5–15°C | 9–19°C | 12–22°C | 14–27°C | 15–27°C | 13–23°C | 9–16°C | 5–10°C | 3–8°C |
| Feels like | 0–6°C | -1–6°C | 0–8°C | 2–12°C | 7–17°C | 10–22°C | 14–27°C | 14–27°C | 12–22°C | 7–15°C | 2–8°C | 0–5°C |
| Precipitation | 241mm 22 days | 113mm 15 days | 89mm 15 days | 81mm 12 days | 58mm 10 days | 58mm 9 days | 6mm 2 days | 24mm 4 days | 62mm 7 days | 103mm 11 days | 190mm 18 days | 208mm 20 days |
| Sunshine | 2.4h ☀︎ 27% | 3.9h ☀︎ 38% | 6.0h ☀︎ 50% | 8.3h ☀︎ 61% | 9.4h ☀︎ 62% | 11.3h ☀︎ 71% | 13.0h ☀︎ 84% | 11.3h ☀︎ 80% | 9.3h ☀︎ 74% | 6.1h ☀︎ 56% | 3.6h ☀︎ 39% | 2.3h ☀︎ 27% |
| Wind | SE · 20 km/h | S · 20 km/h | S · 18 km/h | SW · 19 km/h | SW · 18 km/h | W · 17 km/h | NW · 15 km/h | NW · 16 km/h | NW · 17 km/h | S · 18 km/h | S · 20 km/h | SE · 19 km/h |
| Humidity (%) | 86% | 82% | 80% | 74% | 72% | 69% | 62% | 66% | 74% | 82% | 85% | 87% |
| Day length | 9.0h | 10.3h | 11.9h | 13.7h | 15.1h | 15.9h | 15.5h | 14.2h | 12.5h | 10.8h | 9.3h | 8.5h |