Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Walla Walla is from May, June, September. — consistent weather climate
☀️Pleasant
| Score | 11 | 18 | 37 | 65 | 89 | 94 | 74 | 83 | 95 | 72 | 22 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Mild | Pleasant | Hot & dry | Pleasant | Pleasant | Mild | Cold | Cold |
| Temperature | -1–6°C | 0–8°C | 3–12°C | 6–17°C | 11–22°C | 15–27°C | 19–33°C | 18–32°C | 13–26°C | 8–18°C | 2–10°C | -1–5°C |
| Feels like | -5–2°C | -4–4°C | -1–9°C | 2–14°C | 8–21°C | 13–26°C | 17–32°C | 17–31°C | 11–24°C | 5–15°C | -1–7°C | -5–2°C |
| Precipitation | 59mm 11 days | 67mm 14 days | 56mm 11 days | 43mm 8 days | 47mm 6 days | 23mm 3 days | 2mm 1 days | 6mm 1 days | 19mm 3 days | 57mm 8 days | 68mm 11 days | 83mm 14 days |
| Sunshine | 3.6h ☀︎ 39% | 5.4h ☀︎ 52% | 8.1h ☀︎ 68% | 10.5h ☀︎ 77% | 12.2h ☀︎ 82% | 13.4h ☀︎ 85% | 14.2h ☀︎ 93% | 12.9h ☀︎ 92% | 10.7h ☀︎ 86% | 8.4h ☀︎ 77% | 5.0h ☀︎ 53% | 3.0h ☀︎ 35% |
| Wind | S · 16 km/h | S · 16 km/h | S · 16 km/h | S · 17 km/h | S · 16 km/h | S · 16 km/h | S · 15 km/h | S · 15 km/h | S · 14 km/h | S · 14 km/h | S · 15 km/h | S · 15 km/h |
| Humidity (%) | 77% | 71% | 66% | 57% | 53% | 43% | 31% | 34% | 45% | 60% | 73% | 79% |
| Day length | 9.1h | 10.4h | 12.0h | 13.6h | 15.0h | 15.7h | 15.3h | 14.1h | 12.5h | 10.9h | 9.5h | 8.7h |