Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Westford is from May, June, August. — consistent weather climate
🌦Humid
| Score | 11 | 14 | 16 | 39 | 82 | 81 | 72 | 79 | 75 | 64 | 35 | 11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Cold | Cold | Cold | Mild | Humid | Humid | Humid | Humid | Cool & rainy | Cold | Cold |
| Temperature | -5–3°C | -5–5°C | -1–9°C | 4–14°C | 9–21°C | 15–26°C | 19–29°C | 18–28°C | 14–23°C | 9–17°C | 3–11°C | -2–6°C |
| Feels like | -10–-1°C | -10–0°C | -5–6°C | 0–11°C | 7–20°C | 15–27°C | 20–31°C | 19–29°C | 13–23°C | 7–16°C | -1–8°C | -7–2°C |
| Precipitation | 104mm 11 days | 74mm 10 days | 119mm 10 days | 105mm 11 days | 80mm 8 days | 81mm 9 days | 133mm 12 days | 98mm 9 days | 133mm 9 days | 124mm 9 days | 71mm 6 days | 130mm 10 days |
| Sunshine | 5.4h ☀︎ 57% | 6.6h ☀︎ 63% | 8.2h ☀︎ 68% | 7.9h ☀︎ 59% | 10.7h ☀︎ 73% | 11.1h ☀︎ 73% | 10.9h ☀︎ 73% | 10.4h ☀︎ 75% | 8.8h ☀︎ 70% | 7.7h ☀︎ 70% | 7.2h ☀︎ 73% | 5.6h ☀︎ 61% |
| Wind | NW · 18 km/h | W · 19 km/h | W · 20 km/h | NW · 19 km/h | W · 18 km/h | SW · 16 km/h | SW · 15 km/h | W · 15 km/h | W · 15 km/h | W · 16 km/h | W · 18 km/h | W · 18 km/h |
| Humidity (%) | 69% | 68% | 65% | 67% | 65% | 68% | 73% | 73% | 76% | 77% | 69% | 72% |
| Day length | 9.5h | 10.6h | 12.0h | 13.4h | 14.6h | 15.3h | 14.9h | 13.9h | 12.5h | 11.0h | 9.8h | 9.1h |