Big Sur weather in October
October in Big Sur: nice, dry, with clean air — an excellent time to visit.
#5 of 12 months in Big Sur · #246 of 897 destinations to visit in October · comfort 85/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Big Sur in October
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Big Sur climate normals — October
| Daytime high | 22°C / 72°F | 😎 nice |
|---|---|---|
| Nighttime low | 15°C / 60°F | |
| Rainfall | 18 mm / 0.7 in | ☀️ dry |
| Rainy days | 1 days | |
| Humidity | 72% | 💧 humid |
| Dew point | 12°C / 54°F | |
| Sunshine | 10 h/day | |
| Daylight | 11.3 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 35 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Big Sur?
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Big Sur in October — FAQ
- Is October a good time to visit Big Sur?
- October in Big Sur: nice, dry, with clean air — an excellent time to visit. It ranks #5 of 12 months for Big Sur on SeasonMap's comfort score (85/100).
- What is the weather like in Big Sur in October?
- In October, Big Sur averages a daily high of 22.1°C and a low of 15.3°C, with about 17.6 mm of rain over roughly 1.4 rainy days.
- What is the air quality in Big Sur in October?
- Big Sur has a mean US Air Quality Index of about 35 in October.