Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Santa Rosa is from February, October, December, but considering flight prices and crowds, the best months to visit are April, September, October. — variable climate
🌥Mild
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Contains affiliate links.
Contains affiliate links.
| Score | 80 | 89 | 86 | 86 | 75 | 58 | 52 | 66 | 83 | 90 | 86 | 87 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Pleasant | Pleasant | Humid | Mild | Cold | Cold | Cold | Cold | Mild | Mild | Pleasant | Pleasant |
| Temperature | 19–31°C | 17–29°C | 16–26°C | 11–22°C | 7–16°C | 5–14°C | 3–13°C | 5–16°C | 8–19°C | 11–23°C | 14–26°C | 17–29°C |
| Feels like | 18–32°C | 16–30°C | 15–26°C | 10–20°C | 4–14°C | 2–11°C | 0–10°C | 2–13°C | 5–17°C | 8–21°C | 12–26°C | 15–29°C |
| Precipitation | 54mm 8 days | 64mm 8 days | 82mm 8 days | 78mm 6 days | 15mm 4 days | 17mm 3 days | 21mm 3 days | 21mm 3 days | 50mm 6 days | 56mm 9 days | 77mm 8 days | 74mm 8 days |
| Sunshine | 12.4h ☀︎ 87% | 11.8h ☀︎ 88% | 10.1h ☀︎ 82% | 9.0h ☀︎ 81% | 8.1h ☀︎ 79% | 6.9h ☀︎ 71% | 7.3h ☀︎ 73% | 8.8h ☀︎ 82% | 9.2h ☀︎ 77% | 10.4h ☀︎ 80% | 12.2h ☀︎ 87% | 12.4h ☀︎ 85% |
| Wind | NE · 18 km/h | NE · 18 km/h | E · 18 km/h | NE · 18 km/h | NW · 15 km/h | NW · 16 km/h | NW · 16 km/h | N · 18 km/h | NE · 18 km/h | NE · 19 km/h | NE · 20 km/h | NE · 20 km/h |
| Humidity (%) | 52% | 57% | 64% | 68% | 71% | 72% | 67% | 60% | 56% | 53% | 53% | 51% |
| Perfect days | 14% | 28% | 49% | 54% | 19% | 3% | 3% | 15% | 38% | 48% | 42% | 23% |
| Dry streak | 11d | 9d | 10d | 13d | 16d | 18d | 20d | 16d | 12d | 9d | 10d | 10d |
| Sunny streak | 26d | 22d | 17d | 17d | 12d | 12d | 12d | 15d | 15d | 15d | 24d | 25d |
| Extreme heat | 9% | 4% | 1% | — | — | — | — | — | — | 0% | 1% | 6% |
| Extreme cold | — | — | — | — | 2% | 6% | 12% | 5% | 1% | — | — | — |
| Temperature | +0.7° | +0.3° | +0.4° | -1.0° | -0.8° | -0.5° | -0.9° | -0.1° | +0.1° | -0.3° | -0.4° | +0.2° |
| Rainfall | Stable | Getting drier | Stable | Getting wetter | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Stable |
| Ideal warm days | 37% | 38% | 34% | 12% | 1% | 0% | 0% | 2% | 4% | 14% | 36% | 36% |
| Outdoor comfort | 13% | 25% | 44% | 53% | 21% | 4% | 3% | 14% | 34% | 47% | 43% | 23% |
| Dry week odds | 23% | 15% | 19% | 35% | 47% | 57% | 58% | 50% | 32% | 15% | 21% | 21% |
| Heavy rain | 2% | 4% | 4% | 4% | — | — | — | — | 2% | 4% | 3% | 2% |
| Snow days | — | — | — | — | — | 1% | — | — | — | — | — | — |
| Muggy days | 3% | 5% | 2% | — | — | — | — | — | — | — | — | 1% |
| Day length | 14.3h | 13.4h | 12.3h | 11.1h | 10.2h | 9.7h | 9.9h | 10.8h | 11.9h | 13.0h | 14.1h | 14.6h |
| Tourist Crowds | High season | High season | Shoulder season | Low season | Low season | Low season | High season | Low season | Low season | Low season | Shoulder season | Shoulder season |