St. Augustine Beach, Florida Weather
Fireflies pulse through the magnolias. Day 78 of spring. Read this microseason across nine climate regions →
St. Augustine Beach weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 5Partly Cloudy——82°71°—
- SaturdayJun 6Overcast——83°70°+1°
- SundayJun 7Overcast——86°67°+3°
- MondayJun 8Overcast——89°70°+3°
- TuesdayJun 9Overcast15%—89°72°0°
- WednesdayJun 10Overcast27%—92°74°+3°
- ThursdayJun 11Overcast33%—89°73°-3°
AQI 47 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 49 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22 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 49 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22 by mid-afternoon.
- Present
- AQI 49
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 22
PM × Wind × Precip
PM2.5/PM10 ratio 0.65 with 10 mph wind — characteristic of long-range haze transport rather than a local source.
- PM2.5/PM10
- 0.65
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- transport
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).
The higher the clouds, the finer the weather.
- Moonrise
- 4:01 AM
- Moonset
- 2:52 PM
- In sign
- ♒︎ Aquarius
Fireflies pulse through the magnolias
St. Augustine Beach at a glance
- Today vs. normal: 13°F below the seasonal normal for this latitude
- Last frost: February 14 (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 5, 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.