Big Sur weather in April
April in Big Sur: nice, dry, with clean air — a great time to visit.
#7 of 12 months in Big Sur · #530 of 897 destinations to visit in April · comfort 78/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Big Sur in April
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Big Sur climate normals — April
| Daytime high | 17°C / 63°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 51°F | |
| Rainfall | 22 mm / 0.9 in | ☀️ dry |
| Rainy days | 3 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 8°C / 47°F | |
| Sunshine | 11.4 h/day | |
| Daylight | 13.1 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 41 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Big Sur in April — FAQ
- Is April a good time to visit Big Sur?
- April in Big Sur: nice, dry, with clean air — a great time to visit. It ranks #7 of 12 months for Big Sur on SeasonMap's comfort score (78/100).
- What is the weather like in Big Sur in April?
- In April, Big Sur averages a daily high of 17.1°C and a low of 10.8°C, with about 21.7 mm of rain over roughly 3 rainy days.
- What is the air quality in Big Sur in April?
- Big Sur has a mean US Air Quality Index of about 41 in April.