Greeneville, Tennessee Weather
Fireflies pulse through the magnolias. Day 77 of spring. Read this microseason across nine climate regions →
Greeneville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Clear——83°52°—
- FridayJun 5Overcast——88°63°+5°
- SaturdayJun 6Overcast——80°63°-8°
- SundayJun 7Light Drizzle11%—82°62°+2°
- MondayJun 8Light Showers46%—75°65°-7°
- TuesdayJun 9Overcast30%—69°61°-6°
- WednesdayJun 10Overcast29%—78°59°+9°
Ozone at AQI 55 now. AQI up 22 in the last 6 hours — air quality is degrading. With UV 8.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 65 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 55 now. With UV 8.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 65 by mid-afternoon.
- Present
- AQI 55
- UV peak
- 8.9 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 65
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
- 3:48 AM
- Moonset
- 1:43 PM
- In sign
- ♒︎ Aquarius
Fireflies pulse through the magnolias
Greeneville at a glance
- Today vs. normal: 80°F — typical for the season
- Last frost: March 24 (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.
SPC Convective Outlook
Storm Prediction Center — Greeneville
SPC has placed Greeneville in the General Thunderstorms category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.