Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Calais is from June, July, August, but considering flight prices and crowds, the best months to visit are June, July, September. — predictable climate
🌥Mild
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Contains affiliate links.
Contains affiliate links.
| Score | 10 | 17 | 25 | 43 | 63 | 85 | 82 | 80 | 79 | 51 | 22 | 9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Mild | Mild | Pleasant | Pleasant | Mild | Mild | Cold | Cold |
| Temperature | 3–8°C | 4–9°C | 5–10°C | 6–13°C | 9–16°C | 13–19°C | 15–21°C | 15–21°C | 13–19°C | 11–16°C | 7–11°C | 5–9°C |
| Feels like | -1–3°C | -1–4°C | 1–7°C | 3–10°C | 7–14°C | 11–19°C | 14–21°C | 14–21°C | 12–18°C | 8–13°C | 3–8°C | 1–5°C |
| Precipitation | 84mm 13 days | 70mm 12 days | 68mm 12 days | 47mm 10 days | 51mm 11 days | 50mm 10 days | 51mm 12 days | 77mm 12 days | 68mm 11 days | 88mm 14 days | 93mm 15 days | 93mm 14 days |
| Sunshine | 3.7h ☀︎ 43% | 5.3h ☀︎ 53% | 6.7h ☀︎ 56% | 10.4h ☀︎ 75% | 11.5h ☀︎ 74% | 12.2h ☀︎ 74% | 12.0h ☀︎ 75% | 11.1h ☀︎ 76% | 8.9h ☀︎ 70% | 5.6h ☀︎ 53% | 3.9h ☀︎ 43% | 2.9h ☀︎ 37% |
| Wind | SW · 27 km/h | SW · 28 km/h | SW · 26 km/h | N · 23 km/h | NW · 22 km/h | W · 22 km/h | W · 23 km/h | SW · 22 km/h | SW · 22 km/h | SW · 24 km/h | SW · 26 km/h | SW · 28 km/h |
| Humidity (%) | 83% | 81% | 79% | 75% | 78% | 78% | 75% | 77% | 77% | 81% | 83% | 85% |
| Perfect days | 0% | 0% | 1% | 3% | 9% | 21% | 35% | 37% | 22% | 4% | 0% | 0% |
| Dry streak | 7d | 8d | 10d | 11d | 9d | 9d | 8d | 7d | 9d | 6d | 7d | 8d |
| Sunny streak | 4d | 7d | 9d | 18d | 16d | 20d | 18d | 16d | 13d | 7d | 5d | 4d |
| Extreme heat | — | — | — | — | — | — | 0% | — | — | — | — | — |
| Extreme cold | 20% | 17% | 8% | 2% | — | — | — | — | — | — | 2% | 12% |
| Temperature | +0.2° | +2.2° | +1.6° | -0.7° | -0.4° | +0.9° | +0.1° | +1.7° | +1.3° | +0.5° | +0.7° | +1.6° |
| Rainfall | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Getting wetter | Stable | Stable |
| Ideal warm days | 0% | 0% | 0% | 0% | 0% | 3% | 5% | 5% | 3% | 0% | 0% | 0% |
| Outdoor comfort | 0% | 0% | 1% | 5% | 14% | 30% | 40% | 37% | 27% | 6% | 0% | 0% |
| Dry week odds | 7% | 13% | 19% | 25% | 14% | 18% | 10% | 9% | 15% | 5% | 7% | 12% |
| Heavy rain | 1% | 1% | 1% | — | — | — | 1% | 2% | 1% | 1% | 1% | 1% |
| Snow days | 9% | 10% | 6% | 2% | — | — | — | — | — | — | 2% | 8% |
| Day length | 8.5h | 10.0h | 11.9h | 13.9h | 15.6h | 16.4h | 16.0h | 14.5h | 12.6h | 10.7h | 9.0h | 8.0h |
| Tourist Crowds | Low season | Low season | Low season | Shoulder season | High season | Shoulder season | High season | High season | Shoulder season | Shoulder season | Low season | Low season |