Buellton, California Weather
Coastal fog thickens at dawn. Day 77 of spring. Read this microseason across nine climate regions →
Buellton weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Foggy——78°51°—
- FridayJun 5Foggy——81°51°+3°
- SaturdayJun 6Foggy——80°50°-1°
- SundayJun 7Overcast——78°48°-2°
- MondayJun 8Overcast——79°48°+1°
- TuesdayJun 9Overcast——69°53°-10°
- WednesdayJun 10Overcast——77°47°+8°
Ozone at AQI 56 now. AQI flat over the last 6 hours (within ±3 points). With UV 11 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 81 by mid-afternoon.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 56 now. With UV 11 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 81 by mid-afternoon.
- Present
- AQI 56
- UV peak
- 10.9 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 81
PM × Wind × Precip
PM10 at 22.5 µg/m³ (AQI 21) with a 0.33 fine-to-coarse ratio under 13 mph wind — coarse road or agricultural dust being kicked up.
- PM2.5/PM10
- 0.33
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- blown dust
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).










































A summer fog for fair, a winter fog for rain.
- Moonrise
- 6:16 AM
- Moonset
- 4:23 PM
- In sign
- ♒︎ Aquarius
Coastal fog thickens at dawn
Buellton at a glance
- Today vs. normal: 78°F — typical for the season
- Last frost: March 15 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.