Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in San Mateo is from June, July, August. — consistent weather climate
🌥Mild
| Score | 47 | 58 | 59 | 83 | 94 | 99 | 99 | 100 | 99 | 95 | 74 | 44 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Mild | Mild | Mild | Mild | Pleasant | Pleasant | Pleasant | Mild | Mild | Cold |
| Temperature | 7–14°C | 8–15°C | 9–16°C | 10–17°C | 11–19°C | 13–22°C | 14–23°C | 15–23°C | 15–24°C | 13–22°C | 10–17°C | 8–13°C |
| Feels like | 5–12°C | 6–13°C | 7–14°C | 8–16°C | 9–18°C | 11–22°C | 13–23°C | 14–24°C | 14–23°C | 13–21°C | 9–15°C | 6–12°C |
| Precipitation | 109mm 10 days | 80mm 8 days | 90mm 11 days | 29mm 4 days | 17mm 3 days | 1mm 0 days | 1mm 0 days | 0mm 0 days | 4mm 1 days | 27mm 3 days | 48mm 6 days | 115mm 11 days |
| Sunshine | 6.7h ☀︎ 68% | 8.9h ☀︎ 82% | 9.5h ☀︎ 79% | 11.3h ☀︎ 85% | 12.6h ☀︎ 89% | 13.3h ☀︎ 90% | 13.2h ☀︎ 92% | 12.5h ☀︎ 92% | 11.4h ☀︎ 92% | 9.9h ☀︎ 88% | 8.5h ☀︎ 84% | 6.8h ☀︎ 71% |
| Wind | SW · 16 km/h | W · 19 km/h | W · 19 km/h | W · 22 km/h | W · 22 km/h | W · 23 km/h | W · 21 km/h | W · 20 km/h | W · 20 km/h | W · 18 km/h | W · 15 km/h | W · 15 km/h |
| Humidity (%) | 84% | 77% | 79% | 76% | 74% | 71% | 73% | 75% | 73% | 72% | 78% | 82% |
| Day length | 9.9h | 10.8h | 12.0h | 13.2h | 14.2h | 14.7h | 14.5h | 13.6h | 12.4h | 11.2h | 10.2h | 9.6h |