Lancaster, South Carolina Weather
Fireflies pulse through the magnolias. Day 76 of spring. Read this microseason across nine climate regions →
Lancaster weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Clear——79°50°—
- ThursdayJun 4Clear——85°56°+6°
- FridayJun 5Overcast——90°59°+5°
- SaturdayJun 6Overcast——89°62°-1°
- SundayJun 7Overcast——93°65°+4°
- MondayJun 8Light Drizzle47%—85°69°-8°
- TuesdayJun 9Overcast20%—82°63°-3°
Ozone at AQI 63 now. AQI up 42 in the last 6 hours — air quality is degrading. With UV 0.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 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 63 now. With UV 0.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 by mid-afternoon.
- Present
- AQI 63
- UV peak
- 0.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 15
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
- 2:55 AM
- Moonset
- 12:38 PM
- In sign
- ♑︎ Capricorn
Fireflies pulse through the magnolias
Lancaster at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- 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 3, 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.