Discover the best time of year, based on historical climate, temperature, and precipitation.
The best time to visit San Francisco is July, August, September, when the weather, flight prices, and crowds align. — consistent weather climate
🌥Mild
| Score | 42 | 53 | 52 | 71 | 78 | 94 | 97 | 98 | 97 | 94 | 70 | 40 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Mild | Mild | Mild | Mild | Mild | Mild | Mild | Mild | Mild | Cold |
| Temperature | 8–14°C | 8–15°C | 9–15°C | 10–16°C | 11–17°C | 13–19°C | 13–19°C | 14–20°C | 14–21°C | 13–21°C | 10–16°C | 8–13°C |
| Feels like | 5–12°C | 5–12°C | 6–13°C | 7–14°C | 9–15°C | 10–18°C | 11–18°C | 13–19°C | 13–20°C | 12–19°C | 8–14°C | 5–11°C |
| Precipitation | 124mm 11 days | 89mm 8 days | 94mm 11 days | 34mm 4 days | 17mm 3 days | 1mm 1 days | 1mm 0 days | 1mm 0 days | 3mm 1 days | 29mm 3 days | 59mm 6 days | 129mm 11 days |
| Sunshine | 6.6h ☀︎ 66% | 8.9h ☀︎ 82% | 9.4h ☀︎ 79% | 11.4h ☀︎ 86% | 12.7h ☀︎ 89% | 13.3h ☀︎ 90% | 13.1h ☀︎ 91% | 12.3h ☀︎ 91% | 11.4h ☀︎ 92% | 9.8h ☀︎ 88% | 8.5h ☀︎ 83% | 6.6h ☀︎ 69% |
| Wind | NE · 22 km/h | NW · 24 km/h | W · 25 km/h | W · 27 km/h | W · 29 km/h | SW · 30 km/h | SW · 28 km/h | SW · 27 km/h | W · 26 km/h | W · 23 km/h | NW · 20 km/h | N · 20 km/h |
| Humidity (%) | 83% | 78% | 79% | 78% | 77% | 76% | 80% | 81% | 77% | 74% | 77% | 81% |
| Day length | 9.9h | 10.8h | 12.0h | 13.2h | 14.2h | 14.7h | 14.5h | 13.6h | 12.4h | 11.2h | 10.1h | 9.6h |
| Tourist Crowds | Low season | Low season | Shoulder season | High season | High season | High season | High season | High season | High season | High season | High season | High season |
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